Audio Video Replacement Parts
Showing 181–240 of 349 results
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1pc 6E2 Amplifier Valve Electronic Indicator Tube Replace EM84 Enhance Speaker Tone
43.94 $ Add to cart -
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7channel 12v rs485 ntc thermistor temperature sensor modbus rtu remote acquisition monitor board b3950 10k 1%
Product Name: 7CH DC 12V RS485 NTC Thermistor Temperature Sensor Modbus Rtu Remote acquisition monitor Module B3950 10K 1 Packing list: 1 pcs NT18B07 7CH RS485 NTC Temperature sensor Board Description : 1: Operating Voltage : DC 6-24VDC 7.5V 9V 12V 15V 24V2: Operating Current :7-15MA3: MODBUS RTU Command support 03 06 function code4:Serial port baud rate: 9600 default, N, 8, 15:By modifying the 485 address, up to 247 modules can be cascaded more than 16 please use R485 repeater6:Adapted sensor: B3950 10K 1 NTC thermistor, Up to 7 NTC sensors can be connected at the same time7:Temperature [...]
51.93 $ Add to cart -
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Mini XPT8871 Mono Stereo Lithium Battery Power Amplifier Board Sing Machine Module 3v 5v 5W Audio Output Input
Mini XPT8871 Mono Stereo Lithium Battery Power Amplifier Board Sing Machine Module 3v 5v 5W Audio Output Input Description: Product name: 5V sound single channel power amplifier board Product specifications: 20.7 x 17 x 10mm Power supply voltage: 5V, 1A Output power: 5W Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Specifications: Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Package Included: 1 x Amplifier Board Notes: Notes: -Due to the light and screen [...]
41.20 $ Add to cart -
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6V 12V 6A PWM No-Polarity DC Motor Speed Governor High Power Speed Controller
DC 6V 12V 6A PWM No-Polarity Motor Speed Controller Module High Power Motor Speed Regulator Governor Control Switch Feature: 1. High-quality speed control switch, with switch DC speed controller; 2. DC 6-12V input working voltage; 3. 6A stable working current; 4. The speed adjustment range is 0-100 of the original speed; Specification: Product size: 51 x 37 x 26mm/2.01 x 1.46 x 1.02 Notice: 1. The input of the DC motor speed controller is direct current, and it cannot be directly connected to alternating [...]
41.30 $ Add to cart -
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Mini Wireless Receiver Adapter 5.0 Audio Transmitter Stereo Bluetooth-compatible Dongle Aux Usb 3.5 Mm For Laptop Tv Pc Dropship
Description: In Transmitter mode, turn a non-Bluetooth TV, PC, CD player, for iPod, MP3 / MP4 into Bluetooth transmitter. Receiver mode: Ideal for home or vehicle music streaming sound system. 2. Connect this bluetooth audio receiver to your line-in or aux input on your speakers, pair it to your bluetooth , and enjoy the wireless music revolution. Whether you want Bluetooth convenience in your car, through your home theater system, in your kitchen, bathroom, or bedroom, etc. 4. AptX audio codec for a richer and deeper sound experience. Listening to CD-like audio quality at no compromise. Easy operation, 3.5mm [...]
41.29 $ Add to cart -
Guiguang NOS 4300B Tube Titanium Plate Golden Grid Original Box Packed Replace WE300B/Linlai 300B /Shuguang 300B matched pair
Guiguang NOS 4300B Tube Titannum Plate Golden Grid Original Box Packed Replace WE300B/Linlai 300B /Shuguang 300B matched pair I need to stress SOME ISSUES. Titanium Plate is ONLY USED by GuiGuang tubes. It is very sorry that the factory closed. But there are still some stock we found in factory warehouse. Before we deliver the tubes we must test and work on the tube amplifers for a while. and then deliver them.Titanium Plate dissipation is higher than notmal 300B. When work at A class, there will be 8.5Watt output. But it is not only output different. the most impirtant [...]
145.79 $ Add to cart -
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10A 6-60V Battery Charger Control Module Overcharge for PROTECTION Control Switc
Feature:OOTDTY 1.Support Lead-acid battery and Acting Battery,voltage range:6V~60V;2.Can display voltage,percent of battery,charging for TIME at the same for TIME through LCD3.The function is very powerful,realizes the automatic charge control,the control charge for TIME, also may set up and uploads the corresponding parameter through the serial portSpecifications: Product Model:XY-L10AControl accuracy:0.1VOutput Type: Direct OutputVoltage error:±0.1VScope of application: various lithium Charge control function:By setting the volt-HI:‘UP’ the battery voltage is below the volt-LI:’dn’,the relay leads,the charger begins to charge the battery;when the battery voltage is up to volt-HI:’UP’,the relay is diconnected and the automatic charge is completed [...]
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ESP32 ESP-WROOM-32 ESP-32S Development Board With WiFi Bluetooth Ultra-Low Power Consumption Dual Cores With OTA Encryption
Description: ESP32-WROOM-32 is a general-purpose Wi-Fi BT BLE MCU module with powerful functions and a wide range of uses. It can be used for low-power sensor networks and demanding tasks, such as voice coding, audio streaming, and MP3 Decoding etc. The core of this module is the ESP32-D0WDQ6 chip x , which is scalable and adaptive. The two CPU cores can be controlled separately. clock The frequency adjustment range is from 80 MHz to 240 MHz. The user can cut off the power of the CPU and use the low-power co-processor to continuously monitor [...]
41.26 $ Add to cart -
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2*50W Bluetooth 5.0 Power Amplifier Class D Audio 10W~200W HiFi Stereo Wireless Music Player Mini USB Sound Card App Digital AMP
3701 2x50W Bluetooth-compatible 5.0 Power Amplifier Audio Stereo Wireless Music Player Sound Card AMP Board Feature: Using Bluetooth-compatible 5.0 main control chip, good transmission effect and high stability With button control, there are control up and down music, volume increase and decrease, play, pause, switch machine, etc., The micro 5p interface is powered, and the ordinary mobile phone charger 5V2A charging cable can be used. Specification: Audio parameters: 4 ohms 2x5W Power interface: micro 5p reserved 2.5mm welding port, does not support battery power supply Input voltage: 3.7V-5V Power amplifier working mode: switchable AB and Signal to noise ratio: [...]
41.21 $ Add to cart -
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ESP32 LoRa32 V2.1 1.6 Version 433/868/915MHZ LoRa ESP-32 OLED SX1276 ESP32 Oled-display BT Wireless WIFI Lora development board
TTGO LORA32 868/915Mhz 433MHz SX1276 ESP32 Oled-display BT Wireless WIFI Lora development board Adapter Board Features: 1.The antenna needs to be in connection with the IPEX interface if the antenna is not connected, the signal reception will be unstable 2.Lithium battery charge and discharge circuit, when the battery is full, the blue LED will stop working. When using, pay attention to the positive and negative of the battery, otherwise it will be damaged! 3.With IO port touch screen touch signal input, you need to add the 100nF pull-down capacitor to this pin 4.Support for Sniffer software protocol analysis, Station, [...]
85.51 $ Add to cart -
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F5305S PMOS Pulse Trigger Switch Board FET MOS Field Effect Transistor Switch Module 3V 5V 12V 24V 36V to MCU IO port PLC
F5305S PMOS Pulse Trigger Switch Board FET MOS Field Effect Transistor Switch Module 3V 5V 12V 24V 36V Feature: 1. Field effect transistor switch module, input and output are completely isolated. 2. Signal trigger terminal: digital high and low level. Can be connected to MCU IO port, PLC interface, DC power supply, etc., 3. Input signal voltage: 3V~24V; current: about 5mA. 4. The output terminal can control high-power equipment, motors, bulbs, LED strips, DC motors, micro water pumps, solenoid valves, etc. 5. Output controlled voltage: 5V~36V. Current: less than 5A, more than 5A [...]
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Original 6870C-0266A placa de video Logic Board kit for / 32LH30RC-TA LC320WUN Connect with T-CON Connect Board
If you are not sure about the model of the board, please send us a clear picture of the original board. Have a nice day!!Welcome to my store,Please contact me if you meet any question,I will try my best to satisfy you. We specialized in T-con board and other electronic products. We have own factory and a large number of T-con boards to sell, please contact me what model you [...]
47.90 $ Add to cart -
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Mini XPT8871 Mono Stereo Lithium Battery Power Amplifier Board Sing Machine Module 3v 5v 5W Audio Output Input for tools
Mini XPT8871 Mono Stereo Lithium Battery Power Amplifier Board Sing Machine Module 3v 5v 5W Audio Output Input for tools Description: Product name: 5V sound single channel power amplifier board Product specifications: 20.7 x 17 x 10mm Power supply voltage: 5V, 1A Output power: 5W Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Specifications: Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Package Included: 1 x Amplifier Board Notes: Notes: -Due to the light [...]
40.44 $ Add to cart -
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80W 2 Way Crossover Audio Filters HiFi Speaker Dual Frequency Divider Speaker Frequency Divider Stereo Crossover
WEAH-234 80W 2 Way Hi-Fi Audio Treble Bass Speaker Frequency Divider Home Video Sound Crossover Filters Device Feature: 41mm large inductance. High temperature and high current inductance for audio, which can quickly reduce heat generation and show frequency response. Imported MKP capacitance. MKP metallized film capacitor, low loss of metallized material, small internal heating, excellent flame retardant performance, is a powerful guarantee for high-quality frequency divider. Specification: Model: WEAH-D234 high and low frequency division Power: 80W Impedance: 4-8 ohm Applicable speaker: less than 6 inch [...]
41.13 $ Add to cart -
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1-10PCS Mosfet MOS Optocoupler Isolation Driver 3-20V Field Effect Transistor Trigger Switch PWM Control Controller Board
Mosfet MOS Optocoupler Isolation Driver Module 3-20V Field Effect Transistor Trigger Switch 0-20KHz PWM Control Controller Board Feature: 1. High-Quality Components: This MOSFET drive module is made using high-quality components, including field-effect transistors FETs, PWM switches, and control boards. 2. Wide Input Voltage Range: The module supports a wide input voltage range of 3-20V PWM signal, making it compatible with various devices. 3. High Output Capacity: The drive module can output DC 3.7-27V, and current within 10A, providing enough power for high-performance devices such as motors, lamps, LED light strings, DC motors, mini [...]
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E-6SN7 LINLAI Vacuum Tube 6SN7 Elite Series Replace 6SN7/CV181/6N8P/6H8C/5692 Factory Test and Match Vacuum Tube Amplifier
151.04 $ Add to cart -
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TDA2822M Mini 2.0 Channel 1W*2 Stereo Audio Power Amplifier Board DC 5V 12V CAR sound Amplifiers module
TDA2822M Digital Power Amplifier Board 2x1.5W 2.0-Channel Stereo Audio Power Amp Module Specification: Rating: 1W x 2 1-3 inch speaker Mximum power: 1.5 W x 2 0.2-5 W can meet the speakers Speaker impedance: 4-32 Ω Power amplifier ratio: ≥50 db Distortion: 0.1 Input interface: 3 p wiring jokes Adjust the form: volume adjustment Input voltage: DC 1.8-12V Product size: 63 x 29 x 23mm/2.48 x 1.14 x 0.91 Product weight: 25g Packing size: 100 x 50 x 30mm/3.94 x 1.97 x 1.18 Gross weight: 25g Instructions for use: 1. Connect the speakers The [...]
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New BN96-12944C/B BN96-12941A For Samsung TV UA32C4000P LCD TV Speakers
New BN96-12944C/B BN96-12941A For Samsung TV UA32C4000P LCD TV Speakers Feature s: l Brand new and high quality l High quality for professional use l Replace the original damaged parts to ensure long lifetime and better work performance l Easy to use stable performance Specification: l Types: High-Pitched Speaker Core/ Bass S peaker CoreOptional l Applicable M odel : for Samsung TV UA32C4000P l Quantity: 1 PCS Package: [...]
52.99 $ Add to cart -
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ESP32 ESP-32 ESP32-S Wireless Module From ESP-WROOM-32 With 32 Mbits Of PSRAM IPEX / ESP-32S With 4MB FLASH WiFi+Dual-core CPU
ESP32 ESP-32 ESP32-S Wireless Module From ESP-WROOM-32 With 32 Mbits Of PSRAM IPEX / ESP-32S With 4MB FLASH WiFi Dual-core CPU Description: ESP32-WROOM-32 is a general-purpose Wi-Fi BT BLE MCU module with powerful functions and a wide range of uses. It can be used for low-power sensor networks and demanding tasks, such as voice coding, audio streaming, and MP3 Decoding etc. The core of this module is the ESP32-D0WDQ6 chip x , which is scalable and adaptive. The two CPU cores can be controlled separately. clock The frequency adjustment range is from 80 MHz to 240 MHz. The user can [...]
41.88 $ Add to cart -
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Aubess ESP32 Development Board WiFi+Bluetooth-compatible Ultra-Low Power Consumption Dual Core ESP-32 ESP-32S ESP 32 Similar
Description: 1. The onboard CP2102 stable USB to TTL chip ensures the normal communication of the serial port. 2. Support automatic download, no need to manually switch download and running mode. 3. Immersion Gold Craft 4. Support development on Windows system cygwin and msys32 simulation environment and Linux system 5. Support ESP32-Arduino Specifications: ESP-WROOM-32 is a general-purpose Wi-Fi BT BLE MCU module with powerful functions and a wide range of uses. It can be used for low-power sensor networks and demanding tasks, such as voice encoding, audio streaming, and MP3 decoding Wait. [...]
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DC-DC SX1308 2A Step-UP Power Module 2-24V to 2-28V Boost Adjustable Converter
DC-DC 2-24V to 2-28V Step-UP Power Module SX1308 2A Adjustable Voltage Boost Converter Board Features: Oscillation frequency 1.2MHz, efficiency is as high as 95 Circuit has short circuit protection, overheating protection function. 10k to adjust potentiometer, adjust the output voltage. Description: 1: VIN cathode voltage input 2: GND anode voltage input 3: GND anode voltage input 4: OUT cathode voltage output, the 2 GNDs are intercommunicated, and the pads of the four voltage input/output terminals are 4mm x 4mm pads, and the through hole diameter is 1mm. 5: 10K adjust potentiometer, choose the output voltage [...]
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2X15W Digital Audio Stereo Amplifier Module Board TPA3110 Class D Power AMP
2X15W Digital Audio Stereo Amplifier Module Board TPA3110 12V Class D Power AMP Board Feature: 1. The 2.0 channel 2 x 15W high power mini digital power amplifier board adopts TPA3110 power amplifier chip. 2. The chip does not need heat sink, but also has the function of overcurrent and overheating. 3. This power amplifier board is designed by the improvement of the official standard circuit. 4. It increases the power supply protection against reverse protection and 2 new design low pass filtering, and the bass thrust is stronger. 5. This product has no interference [...]
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IP2368 Bidirectional 100W Fast Charging Module Buck-Boost Type-C Interface Lithium Battery Power Fast Charging Board
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WEGE ZK-1001B 100W Mono BT Audio Power Amplifier Board Module TPA3116D2 AMP True Wireless Wuzhi Audio APP Music
Wuzhi Audio APP download link: Note: It needs to be assembled by yourself, and the material package is given a screwdriver. The suitable power supply of the product is DC power supply, and AC power supply is not allowed! The color of the product may be slightly different from the picture due to the differences of light, angle and shooting equipment. The product size is measured manually. Please allow slight deviation in the measurement data and make sure you don't mind. Product features ZK-1001B is a 100W mono BT power amplifier module, which uses TPA3116D2 [...]
59.73 $ Add to cart -
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12v 24v dc motor controller relay board forward reverse control limit start stop switch pusher electric curtain automatic door
Product Name: 12V 24V DC Motor Controller Relay Board Forward Reverse Control Limit Start Stop Switch Pusher Electric Curtain Automatic DoorWiring Reference Diagram: General wiring:Wiring Diagram 1: Two position switch reciprocatingmoving backward and forward in a straight line. Wiring Diagram 2: Positive and negative start independently, each time running a single passWiring Diagram 3: Every time you start, run a forward and reverse rotation Product Included:1pcs DC motor forward and reverse controller Product parameters: 1 Working voltage: DC 12V 12V version or 24V 24V version DC power supply power ≥ motor load x3;2 Applicable motor: brushed DC motor;3 Maximum load [...]
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Audio Amplifier Board Module TDA2030A 6-12V 18W Mono Power Supply Module
Audio Amplifier Board Module TDA2030A 6-12V 18W Single Amp Power Supply Module Feature: 1. On-board TDA2030A audio power amplifier chip. 2. Design of single channel 18W power amplifier circuit. 3. On-board trumpet connection seat. 4. On board 10K adjustable resistor, which can adjust the amplified volume. 5. On-board power indicator lamp. 6. The chips main pin has been extracted, and it can input the audio signal directly. Specification: Working voltage: 6-12V Plate size: Note: Please allow 1-3mm differs due to manual measurement. Due to [...]
40.71 $ Add to cart -
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Mini XH-M125 XPT8871 Mono Stereo Lithium Battery Power Amplifier Board 3V 5V 5W Audio Output Input Sing Machine Module Board
Mini XH-M125 XPT8871 Mono Stereo Lithium Battery Power Amplifier Board 3V 5V 5W Audio Output Input Sing Machine Module Board Description: Product name: 5V sound single channel power amplifier board Product specifications: 20.7 x 17 x 10mm Power supply voltage: 5V, 1A Output power: 5W Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Specifications: Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Package Included: 1 x Amplifier Board Notes: Notes: -Due to the light [...]
40.46 $ Add to cart -
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Tuya Smart Life 3 Phase Wifi Energy KWH Meter 80A 120A Power Clamp Current Transformer App Monitor
Support Dropshipping and Wholesaling. 100 Original and Good Quality with Free After-sale Warranty. 1. It's high Amp item, and the device needs certified and professional electrician for wiring.2.The frequency of the wireless router is 2.4GHz.3. The meter requires the measured device must have neutral wire. otherwise it can't measure the device's voltage, current, and power.Material: plasticcolour: As shownPackage Contents:1 x 3 Phase WiFi Energy KWH Meter80A/1 x 3 Phase WiFi Energy KWH Meter120AOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a [...]
135.00 $ Add to cart -
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DIY Applicable 3.3V 5V 5mm KY-011 PCB HW-479 Dual Color RGB LED Sensor Modules for DIY Applicable Accessories
Spanish buyers attention: if your address includes following postal code please do not choose the Spanish warehouse. The zip code starts with 51 /52/ 07 /35 /38. Overseas warehouse cannot be delivered. Otherwise we will send the order from China warehouse. HW-479 3.3V 5V 5mm KY-011 PCB Dual Color RGB LED Sensor Modules for DIY Applicable Accessories Feature: Use 5mm full color super bright LED With current-limiting resistor to prevent burnout of LED Can be connected to various microcontrollers High level lights up the LED Can be directly plugged [...]
40.18 $ Add to cart -
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3.3V Wireless Socket Module Adapter Plate 8Pin 24L01 Smart Electronic Board
3.3V Wireless Socket Module Adapter Plate Board 8Pin 24L01 Smart Electronics Module Feature: The working voltage of wireless module is generally 3.3v, while that of 51 single-chip computer is 5V. This module is convenient for the cooperation between wireless module and 51 single-chip computer system board. Specification: Pin value: 8Pin Product size: 25 x 18 x 9mm/0.98 x 0.7 x 0.35 Product weight: 2g Note: Please allow 1-3mm differs due to manual measurement. Due to the different display and different light, the picture may not show the actual color of the item. Thanks [...]
41.63 $ Add to cart -
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Audio Speaker Frequency Divider Full Range Treble Bass 80W 2 Way Crossover Audio Filters HiFi Speaker Dual Crossover
U.S. buyer attention: The areas where the US warehouse does not deliver goods are: Hawaii, Alaska, Puerto Rico, Guam and other US overseas territories. And the military address. Spanish buyers attention: if your address includes following postal code please do not choose the Spanish warehouse. The zip code starts with 35/38. Overseas warehouse cannot be delivered. WEAH-234 80W 2 Way Hi-Fi Audio Treble Bass Speaker Frequency Divider Home Video Sound Crossover Filters Device Feature: 41mm large inductance. High temperature and high current inductance for audio, which can quickly reduce heat generation and [...]
41.10 $ Add to cart -
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ESP8266 ESP-01S 5V WiFi Relay Module Things Smart Home Remote Control Switch Phone APP ESP-01 Wireless WIFI Module
ESP8266 ESP-01S 5V WiFi Relay Module Things Smart Home Remote Control Switch Phone APP ESP-01 Wireless WIFI Module Description: 100 Brand New and High Quality! This WIFI relay based on AI-Thinker ESP-01S WIFI module. It is designed for smart home, Internet of thing and other DIY project. With this smart relay, you will easy to DIY your smart switch to control any device by your phone anywhere. Specification: Product size: 37 x 25mm Operating voltage: DC5V Communication: WIFI ESP8266 module Transmission distance: the maximum transmission distance of 400m open environment, mobile phone equipped with WIFI [...]
40.96 $ Add to cart -
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WEAH-234 80W 2 Way Hi-Fi Audio Treble Bass Speaker Frequency Divider Home Video Sound Crossover Filters Device
WEAH-234 80W 2 Way Hi-Fi Audio Treble Bass Speaker Frequency Divider Home Video Sound Crossover Filters Device Feature: 41mm large inductance. High temperature and high current inductance for audio, which can quickly reduce heat generation and show frequency response. Imported MKP capacitance. MKP metallized film capacitor, low loss of metallized material, small internal heating, excellent flame retardant performance, is a powerful guarantee for high-quality frequency divider. Specification: Model: WEAH-D234 high and low frequency division Power: 80W Impedance: 4-8 ohm Applicable speaker: less than 6 inch Net weight: 43g / piece Note: Due to the different monitor and light [...]
41.15 $ Add to cart -
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XH-A232 High Power Amplifier 30w+30w High Power Audio Amplifier Module Subwoofer Board Kit Dual Channel Stereo Amplifier
XH-A232 30w+30w Digital Subwoofer Amplifier Module Audio Speaker Dual Channel Board Bass MP3 Power Part Accessory Specification: Model: XH-A232 Power amplifier type: Class D Input voltage: DC8-26V DC Input current: above 3A Number of channels: double channels Max: 30 w + 30 w Output impedance: 4-8 ohms SNR: 100dB Size: 53 x 45 x 14MM/2.1X1.8X0.6in Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement. 1 x Amplifier Board [...]
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1pcs MH-SR602 MINI Motion Sensor Detector Module SR602 Pyroelectric Infrared PIR kit sensory switch Bracket for Arduino Diy
41.56 $ Add to cart -
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2.4G 5.8G Dual Band Wireless Router WIFI Network Card IPEX PCB Built-In 5DBi High Gain Antenna
4295 Description This antenna is a dual-frequency antenna. I use it on my WiFi deauther OLED application. I find ESP8266 Mini D1+antenna works much better than ESP-12E/F. So I decide to use ESP-07+this antenna for all my projects. Product specifications 4900~5900MHz S.W.R.:<=1.8 Antenna Gain: 8dbi Radiation: Omnidirectional antenna Polarization: Linear Impedance:50R PCB size: 95mm13.5mm0.55mm Wire distance: 15cm Connector: IPEX Packing List: 1Pc IPEX 8dBi Antenna for ESP8266 Mini D1 [...]
42.18 $ Add to cart -
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2*25W 50W Amplifier MP3 Player Decoder Board 6V-18V Bluetooth 5.0 Car FM Radio Module Support TF USB AUX
The Bluetooth version is version 5.0 MP3 / wma music format Power: 2 x 25 W, can be connected to two 4-ohm or 8-ohm 25W loudspeakers FM frequency: 87.5-107.5 MHz Support function introduction: support mp3 / USB / TF / Aux / FM / Bluetooth / remote control / DC: 12V Features: 1. Automatically support USB / TF / Bluetooth / FM / AUX switching. Prompt and convert to cable signal sound or English voice optional 2. Support music in MP3 / WMA / WAV format. MP3 songs 32-320kbps, WAV / WMA is 1411kbps or below 3. Support USB [...]
49.13 $ Add to cart -
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HD Audio Power Amplifier Board Dc8-26v Digital Audio Amplifier Board 30w+30w Stereo 4-82 Output Impedance Overvoltage Protection
Feature: 1. Higher Overload Capacity: Digital power amplifier has higher overload capacity than analog power amplifier, it will not cause crossover distortion, transient intermodulation distortion, and you dont have to worry about the internal resistance of the speaker. 2. Protection Function: There are overvoltage protection, overcurrent protection, overheating protection, and short circuit protection functions. 3. Wide Output Voltage: Dual channel 30W+30W power output and wide input voltage range of DC8V-26V. 4. Good Sound Quality: Two-channel, high-definition digital audio power amplifier board. 5. Excellent Service: If you have any questions about our products, please [...]
41.45 $ Add to cart -
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Mono Stereo Lithium Battery Power Amplifier Board 6W Sing Machine Module 3v 5v 5W Audio Output Input Mini XPT8871 For Tools
Mono Stereo Lithium Battery Power Amplifier Board 6W Sing Machine Module 3v 5v 5W Audio Output Input Mini XPT8871 for tools Description: Product name: 5V sound single channel power amplifier board Product specifications: 20.7 x 17 x 10mm Power supply voltage: 5V, 1A Output power: 5W Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Specifications: Note: This board needs to be welded, friends with tools, and friends with a certain amount of hands-on ability can play. Package Included: 1 x Amplifier Board Notes: Notes: -Due to the [...]
40.44 $ Add to cart -
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80W 2 Way Crossover Audio Filters HiFi Speaker Dual Frequency Crossover Divider
WEAH-234 80W 2 Way Hi-Fi Audio Treble Bass Speaker Frequency Divider Home Video Sound Crossover Filters Device Feature: 41mm large inductance. High temperature and high current inductance for audio, which can quickly reduce heat generation and show frequency response. Imported MKP capacitance. MKP metallized film capacitor, low loss of metallized material, small internal heating, excellent flame retardant performance, is a powerful guarantee for high-quality frequency divider. Specification: Model: WEAH-D234 high and low frequency division Power: 80W Impedance: 4-8 ohm Applicable speaker: less than 6 inch Net weight: 43g / piece Note: Due to the [...]
41.03 $ Add to cart -
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Audio Power Amplifier Board Module Mini BTL Audio Amplifier Module Mono Channel 3W 2.0-5.5V Low Noise Audio Board For Speaker
Description: HXJ8002 is a single channel 3W, BTL bridge connected audio shear rate amplifier. It can work at 5V operating voltage, 3 loads, and provide an average output power of 3W with THD <106. HXJ8002 is specially designed to provide high-power, high-fidelity audio output. Extremely old external components simplify the circuit design, save circuit board space, reduce sub-production costs, and can work under low voltage conditions 2.0V- 5.5V. HXJ8002 does not need coupling capacitor, bootstrap capacitor or buffer network, so it is very suitable for low volume and low weight low power consumption system. Specifications: Product Parameters: 1. [...]
40.56 $ Add to cart -
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Speaker Frequency Divider Stereo Crossover WEAH-234 80W 2 Way Speaker Frequency Divider Audio Treble Bass Filter
WEAH-234 80W 2 Way Hi-Fi Audio Treble Bass Speaker Frequency Divider Home Video Sound Crossover Filters Device Feature: 41mm large inductance. High temperature and high current inductance for audio, which can quickly reduce heat generation and show frequency response. Imported MKP capacitance. MKP metallized film capacitor, low loss of metallized material, small internal heating, excellent flame retardant performance, is a powerful guarantee for high-quality frequency divider. Specification: Model: WEAH-D234 high and low frequency division Power: 80W Impedance: 4-8 ohm Applicable speaker: less than 6 [...]
41.14 $ Add to cart -
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ESP32 Development Board WiFi+Bluetooth-compatible Ultra-Low Power Consumption Dual Core ESP-32S ESP 32 ESP-WROOM-32 ESP-32
Description: ESP32-WROOM-32 is a general-purpose Wi-Fi BT BLE MCU module with powerful functions and a wide range of uses. It can be used for low-power sensor networks and demanding tasks, such as voice coding, audio streaming, and MP3 Decoding etc. The core of this module is the ESP32-D0WDQ6 chip x , which is scalable and adaptive. The two CPU cores can be controlled separately. clock The frequency adjustment range is from 80 MHz to 240 MHz. The user can cut off the power of the CPU and use the low-power co-processor to continuously monitor the peripherals [...]
41.25 $ Add to cart -
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Mini PAM8403 DC 5V 2 Channel USB Digital Audio Amplifier Board Module Volume Control with Potentionmeter
Description: product information: PAM8403 is a small digital power amplifier chip, high-definition sound quality highlights the advantages of digital chips, The circuit adopts reasonable peripheral configuration, and the power filter is upgraded to 470uf some sellers do not even have 100uf or even no capacitance 1.6mm glass fiber board, which really makes the power amplifier board meticulous, and outputs 3W 3W high-fidelity sound quality. A rare good product for amplifier enthusiasts, The potentiometer adopts the anti-meter body, with a lifespan of up to 15 years, and the potentiometer with a switch can directly cut [...]
40.49 $ Add to cart -
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ESP32 ESP-WROOM-32 ESP-32 ESP32-S WiFi+Bluetooth-compatible+Dual-core CPU Wireless Modules With Low Power Consumption MCU
Description: ESP32-WROOM-32 is a general-purpose Wi-Fi+BT+BLE MCU module with powerful functions and a wide range of uses. It can be used for low-power sensor networks and demanding tasks, such as voice coding, audio streaming, and MP3 Decoding etc. The core of this module is the ESP32-D0WDQ6 chip x , which is scalable and adaptive. The two CPU cores can be controlled separately. clock The frequency adjustment range is from 80 MHz to 240 MHz. The user can cut off the power of the CPU and use the low-power co-processor to continuously monitor the peripherals The status change or [...]
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RC Absorption Circuit Module Relay Contact Protection Resistance Surge AC/DC 5V-400V Snubber Board
RC Absorption Circuit Module Relay Contact Protection Resistance Surge AC/DC 5V-400V Snubber Board Description: RC absorption circuit is also called RC Snubber circuit. It is a circuit structure in which resistors and capacitors are connected in series and connected in parallel with switching devices. It is used to improve the voltage and current waveforms of electronic power devices when they are turned on and off. The RC absorption circuit module can prevent the induced electromotive force generated at the moment of turning on and off of the inductive load from causing damage to the [...]
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XH-M273 PT2399 Digital Preamplifier Board Karaoke Reverberation Microphone Control Kits NE5532 Op Amp DC 12-24V
Description XH-M273 Karaoke board reverberation board microphone amplifier board DC12-24VMain performanceThis karaoke board uses the PT2399 reverberation chip, with the NE5532 op amp, it can mix the human voice and the music, which can realize the independent adjustment of the music volume, microphone volume, and reverberation time to achieve the K song effect.This product can use DC 12-24V power supply or AC 5-12V. It can be directly used for various digital power amplifier boards. If the power supply voltage is the same, the power supply can be shared extremely conveniently. Note Only adjustable moving-coil microphone can be used, [...]
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WiFi Bluetooth Sweep Frequency Jammer 2.4GHZ 1W 5.8GHZ 5.2GHZ With TYPE-C Cable Antenna + Aluminum She
WiFi Bluetooth Sweep Frequency Jammer 2.4GHZ 1W with antenna with TYPE-C cable aluminum alloy shell WiFi Bluetooth Sweep Frequency Jammer 2.4GHZ-1W Applicable to WIFI, Bluetooth transmission, data transmission, image transmission, shieldingnote:1 The antenna that comes with the delivery must be connected first, and then power on. Otherwise, the chip will be burnt out due to excessive reflected signals!2 Regarding the power supply, a 5V/2A adapter is used, and the normal current is greater than 1A during operation.3 The body adopts an all-aluminum box shell with good heat dissipation and suitable for long-time work.2. Module parameters1. Power supply: TYPE-C line; [...]
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2PCS GE5654W GE5654 Vacuum Tube Valve Vacuum Electronic Tube Upgrade For 6J1 6M1 6AK5 6J1P EF95 Pairing Audio Amplifiers
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Time Adjsutable Delay Relay Module NE555 Timming Timer Relay Control Switch Board 12V DC Delay Module Relay Module
Time Adjsutable Delay Relay Module NE555 Timming Timer Relay Control Switch Board 12V DC Feature: Using NE555 IC. The delay range is 60 seconds adjustable. Specification: Working voltage: 12V DC, allowable range 10V-14.5V Suction current: 45mA 12V, 80mA 6V Quiescent current: 5mA Load switching capacity: 10A 250V AC or 10A 30V DC Size: 55mm x 28mm, height <20mm Product weight: 19g Note: There may be slight size deviations due to manual measurement, different measuring methods and tools. The picture may not reflect the actual color of the item [...]
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5A 90W PWM Motor Speed Controller Module DC 5V-35V Adjustable Voltage Regulator Governor Switch
5A 90W PWM Motor Speed Controller Module DC 5V-35V Adjustable Voltage Regulator Governor Switch Specification: Working Voltage: DC 5V-35V Output Current: 0-5A Output Power: 90W Large Quiescent Current: 7μA Standby State PWM Duty Cycle: 1-100 PWM Frequency: 20KHz Product Size: 50 X 30 X 15mm/1.97 X 1.18 X 0.59 Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-3mm measuring deviation due to manual measurement. 1 X PWM [...]
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OPA1622 DIP8 High Current Dual Operational Amplifier Chip Upgrade NE5532 OP275 OPA2604 Dual OP AMP
OPA1622 DIP8 High Current Dual Operational Amplifier Chip Upgrade NE5532 OP275 OPA2604 Dual OP AMP Description: The OPA1622 high-current enthusiast-level op amp chip can be upgraded to NE5532 OP275 OPA2604 and other dual op amps, with large output current and strong driving ability. It adopts the new original imported OPA1622 high-current fever-grade op amp chip, adopts the design of patch transfer plug-in, and uses gold-plated round head pin headers to facilitate the upgrade of ordinary op amps. Packing List: 1pcs [...]
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5A Motor PWM Speed Controller DC 4.5V-35V 90W PWM Adjustable Drive Module Fuse Automatic Recovery Motor Speed Regulator
A Motor PWM Speed Controller DC 4.5V-35V 90W PWM Motor Speed Controller Fuse Automatic Recovery PWM Adjustable Drive Module Electronic Components Supplies Feature: 1. Precise Speed Control: The DC Motor Speed Controller provides precise control over the speed of your motor using a potentiometer knob and can easily adjust the output duty cycle to alter the rotation speed. 2. High Power Output: With a maximum output power of 90W and the ability to handle up to 5A of current, this controller is capable of powering high-power motors. 3. Protection Features: The [...]
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NE555 Time Delay Relay Module Timer Relay Switch Board 12V DC 0-60s Adjustable Turn On / Delay Turn Off Switch Module with Timer
Time Adjsutable Delay Relay Module NE555 Timming Timer Relay Control Switch Board 12V DC Feature: Using NE555 IC. The delay range is 60 seconds adjustable. Specification: Working voltage: 12V DC, allowable range 10V-14.5V Suction current: 45mA 12V, 80mA 6V Quiescent current: 5mA Load switching capacity: 10A 250V AC or 10A 30V DC Size: 55mm x 28mm, height <20mm Product weight: 19g Note: There may be slight size deviations due to manual measurement, different measuring methods and tools. The picture may not reflect the actual color of the item because of different photographing light, [...]
41.21 $ Add to cart -
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HW-425 Bluetooth-compatible Audio Receiver Module Bluetooth-compatible 4.2 Wireless HiFi Stereo Lossless MP3 Music Decoder Board
HW-425 Bluetooth-compatible Audio Receiver Module Bluetooth-compatible 4.2 Wireless HiFi Stereo Lossless MP3 Music Decoder Board Feature: Accurate cutouts and interfaces ensure that they fit perfectly in the installation location. Easy installation. Made of high-quality materials, corrosion-resistant, wear-resistant, durable and long service life. Professional chipset can provide excellent system performance. Low power consumption, support Bluetooth-compatible 4.2 transmission, two-channel stereo lossless playback. After the module is connected with it can quickly sense the wireless transmission of which is very easy to use. In an open space, the Bluetooth-compatible connection distance can reach up to 20 meters. It is widely [...]
41.15 $ Add to cart -
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5pcs Mini360 RC Airplane Module Mini 360 DC Buck Converter 2A Step Down 4.75V-23V to 1V-17V 17x11x3.8mm LM2596
Small volume DC-DC synchronous rectifier step-down module Application fields: DIY mobile power supply, vehicle power supply, communication equipment power supply, various occasions with strict requirements on volume and weight such as aviation model, etc.. Technical parameters: Model name Mini360 Ultra small volume DC-DC synchronous rectifier step-down module Module properties Non isolated Depressurization Rectification mode Synchronous rectification input voltage 4.75V-23V output voltage 1.0V-17V Output current Peak 3a, long time 1.8A conversion efficiency 96 high switching frequency 340KHz Output ripple 30mV when no load Load adjustment rate ± 0.5 Voltage adjustment rate± 2.5 working temperature-40 ° C to +85 ° C [...]
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ESP32 Development Board WiFi+Bluetooth-compatible Ultra-Low Power Consumption Dual Core ESP-32S ESP 32 ESP-WROOM-32 ESP-32 New
ESP32 Development Board WiFi Bluetooth-compatible Ultra-Low Power Consumption Dual Core ESP-32S ESP 32 ESP-WROOM-32 ESP-32 new Description: ESP32-WROOM-32 is a general-purpose Wi-Fi BT BLE MCU module with powerful functions and a wide range of uses. It can be used for low-power sensor networks and demanding tasks, such as voice coding, audio streaming, and MP3 Decoding etc. The core of this module is the ESP32-D0WDQ6 chip x , which is scalable and adaptive. The two CPU cores can be controlled separately. clock The frequency adjustment range is from 80 MHz to 240 MHz. The user can cut off [...]
41.39 $ Add to cart -
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6V 12V 24V DC Car Truck Voltage Circuit Tester Digital Display Long Probe Pen Light Bulb Automobile Diagnostic Tools Auto Repair
6V 12V 24V DC Car Truck Voltage Circuit Tester Digital Display Long Probe Pen Light Bulb Automobile Diagn Dear friend, due to different arrival batches, the metal parts are white and black. Those who care should buy carefully. Product Description:This probe pen is ideal for checking circuits, fuses, switches and wiring on automobiles, trailers, boats, motorcycles and other low voltage systems. Connect the alligator clamp to the ground, then take the probe to test circuit. If the indicator light is on, there is is made of plastic and the hardened & tempered carbon steel probe is chrome [...]
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HDMI To I2S Receiver IIS To HDMI Transmit Signal Conversion Board DAC Decoder
HDMI To I2S Receiver IIS To HDMI Transmit Signal Conversion Board DAC Decoder Description: It adopts four-channel CMOD circulation differential line receiver driver, which is designed for applications that require ultra-low power consumption and high data rate. The device uses low-voltage differential signaling LVDS technology and supports data rates in excess of 400Mbps 200MHz. Notice: 1. The HDMI to I2S receiver board cannot be used for the HDMI interface output of Blu-ray players, etc.; 2. The I2S to HDMI transmit board cannot be used for the HDMI interface input of power amplifiers, TVs, etc. Packing List: 1pcs x Module [...]
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YAOGREENHAM jumbospot V1.3 MMDVM_HS_Dual_Hat Duplex Hotspot Board kit With USB Port Support P25 DMR YSF NXDN For Raspberry pi
New arrival :If you want to buy the finished MMDVM hotspot power bank ,please click this link The default bit error rate is less than 5, and the default offset is 0. If the bit error rate is more than 5, as long as the signal can be received, it can be corrected by offset. 1.Latest version V1.3, and the firmware is latest 2. original cystal : Original from USA Duplex variant of MMDVM_HS_Hat This PCB uses the MMDVM_HS . It has two ADF7021 onboard and allows for duplex operation with two [...]
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