Amplifier Board

Specification:Model: LM1876Working voltage: dual AC15-20VOutput power: 30W+30WChannel type: 2.0Op amp type: 4558Chip type: LM1876Product size: 10.3cm*10cm*5.1cmWeight: 183gPackage included:1 x Amplifier Board..

Description:This PCB board adopts double-sided tinning, brand new Italian AV MKT, etc. capacitors (50V withstand voltage), and the resistance adopts 1/2W VISHAY and DALE resistors imported from the United States.Tip: This board needs to be used with a rectifier and filter power board, which needs to..

Specifications:Frequency range (6 bands): 28MHz～29.700MHz, 24.890MHz～24.990MHz, 21MHz～21.450MHz, 14MHz～14.350MHz, 7MHz～7.3MHz, and 3.5Mhz～3.9MHzInput power: 200W CW; 300W SSBFilter structure: elliptic filterFilter order: order 7Harmonic suppression: > 30dBInput and output connectors: sma-kPower supp..

Features:DFPlayer Mini is a compact and inexpensive MP3 module can be connected directly to the speaker. Module with battery power supply, speaker, keypad can be used alone, or through the serial port control, as the for ArduinoUNO or any microcontroller with a serial port module. The module itself ..

Feature:Model: Subwoofer amplifier boardWorking voltage: double AC24-28VOutput power: 350WChannel type: MonoWeight: 468gRecommendation: Recommended with a single 10-12 inch 250W-300W subwoofer speakerPackage includes:1 x Subwoofer amplifier board..

Features:Play MP3 music from TF card, U disk, bluetooth. Remote control: Full function, with number key it can directly control. Self-equipped with switch. Fit for all vehicle.Specification:Voltage: 220 V D type amplifier  Output power: 30W Maximum power: 50W Impedance: 4(Ω) Loudspeaker unit: ..

Specification:This is an assembleable medium power 5.1 power amplifier, suitable for home audio-visual environment, car speaker modification, high power, less heat, good sound quality, small size, high efficiency and power saving.Net weight:150gSize:100*84*20MMInput signal:Sensitivity 1.4V, suitable..

Specifications:Name: Stereo Headphone AmplifierDrive chip: NJM4556AQuiescent Current: 85maGain: 12dbOutput impedance: 16-600 ohmsInput impedance: 10KInput and output jack: 3.5mmWorking power: DC12-24V， recommend DC12V 1.5A supply power (without supply power)Size: 230mm(L)×50mm(w)×28mm(H)Package Incl..

Basic parameters:Working voltage: DC dual 12V-15V (recommended voltage: DC dual 15V)Transformer power: 5W or moreThe magnification is 4 or 7 times, you can change the 47K resistance close to the op amp to change the magnification, 22K is 2.2 times, and 100K is 10 times.Operational amplifier model: T..

PAM8403 2 Channel USB Power Audio Amplifier Module Board 3Wx2 Volume ControlSpecifications:Operating voltage: 2.5V-5.5V Maximum output power: 3W*2(5V 4Ω) Length: 29mm Width: 20mm Overall height after installed is about 16mm.Note:Please make sure the power supply is not more than ..

Overview: The board adopts the PAM8403 typical circuit design, the use of MICRO USB power supply (reserved welding wire interface), is very convenient to use universal mobile phone charger for the power supply, resistance container parts adopt standardized SMT process, simple and stable design..

Feature:The core uses QCC3003 chip, supports A2DP, AVRCP, HFP, AAC, I2S, etc., and uses 16M SPI FLASH memory chip.PCB size: 64X63MMProduct weight: 50 gramsVoltage range: AC 6-12V, or DC 7-15VPackage includes:1 x DAC Decoding Receiver..