20 times gain Audio Amplifier Module LM386
1, onboard LM386 chip
2, 20 times gain circuit design
3, onboard horn wiring base
4, onboard 10K adjustable resistance, adjustable amplification volume
5, onboard power indicator
$0.94
TDA7266 Audio Power Amplifier Module
1, onboard TDA7266 audio power amplifier chip, dual channel 7W+7W, suitable for 4-8 ohm 5-15W speaker for use
2, the main chip pin has led to external devices, convenient control, onboard 2
$2.24
TDA7297 Audio Power Amplifier Module
1, onboard TDA7297 audio power amplifier chip, dual channel 15W+15W, suitable for 4-8 ohm 10-50W speaker for use
2, the main chip pin has led to external devices, convenient control, onboard
$2.40
PAM8403 Audio Power Amplifier Module
1, onboard PAM8403 audio amplifier chip, 3W*2 filterless Class-D power amplifier
2, onboard 2 Road 5.08 (mm) spacing of 2P terminals, respectively, left and right channel connecting the outp
$2.20
Mini USB Digital Power Amplifier Module 3W
Super mini digital power amplifier board is new efficient digital amplifier, when inputting 5V, acquired [3 x 2]6W power. It is more thin board, which is very convenient to put in smal
$2.48
SJ2038 Audio Power Amplifier Module
1, onboard SJ2038 double BTL Audio power chip, when the supply voltage is 6V, in which THD is less than 10%, 4 ohm load can provide 3.5W output power or 8 ohm load delivers 2.2W output power
$2.54
TDA2030 Audio Power Amplifier Module TDA2030A
1, onboard TDA2030A audio power amplifier chip
2, single channel 18W power amplifier circuit design
3, onboard horn wiring base
4, onboard 10K adjustable resistance, adjustable ampli
$2.20
HXJ8002 MINI Audio Power Amplifier Module
1, Onboard HXJ8002 single channel 3W, BTL Bridge audio power amplifier chip
2, Working voltage: 2.0-5.5V
3, Standby current: 0.6uA(typ)
4, When input
$0.99
MINI PAM8403 Audio Power Amplifier Module
1, onboard PAM8403 audio amplifier, 3W*2 filter free stereo class D audio amplifier
2, the main chip pin has drawn, convenient external device control
3, working voltage: 5V
4, board
$0.85
NE555 Adjustable Pulse module LM358
Range
1 square wave signal generator, square wave signals are generated for experimental development use.
2 generating driving stepping motor driver square wave signal.
3 adjus
$2.28
200 times gain Audio Amplifier Module LM386
1, onboard LM386 chip
2, 200 times gain circuit design
3, onboard horn wiring base
4, onboard 10K adjustable resistance, adjustable amplification volume
5, onboard power indicato
$1.46
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