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EX202/2170 Touchpad+Encoder Knob Version DSP2.1 Digital HiFi Stereo Power Amplifier Board 70Wx2+140W Support for TWS
$48.13
EX202/2170 Touchpad Version DSP2.1 Digital HiFi Stereo Power Amplifier Board 70Wx2+140W Support for TWS
$47.16
EX202/2170 Encoder Knob Version DSP2.1 Digital HiFi Stereo Power Amplifier Board 70Wx2+140W Support for TWS
$46.19
Headphone Amplifier Board HiFi AMP BD139 BD140 NE5532 for Audio DIY E3
Specification:
- The AMP board adopts original BD139 BD140 and NE5532
- The main circuit of the electrolytic capacitor uses ruby capacity 3300UF*4, and the 78127912 voltage regulator circuit
- Resistance adopts five ring metal resistance, main circuit adopts accuracy 1% five ring film resistance
- PCB thickness 1.6mm, copper thickness is 2Oz
Parameters:
- Size: 126*97mm
- Operating voltage: AC 12V-0-12V or AC 15V-0-15V
- Suitable for headphone resistance: 32-600Ohm
- Frequency responese: 20Hz-20Khz
Package List:
- 1 x E3 Headphone Amplifier Board
