Review on π€ Acxico 2Pcs Micro Electret Amplifier MIC Condenser Mini Microphone Amplifier Board - DIY DC 5V-12V for Enhanced Audio Performance by Kurt Ahui
Soldering, small circuit board, caution
a good mini microphone amplifier, it is better to use a radiator in the back, try to connect a power amplifier in front of the speaker, you may need two batteries
- The input can be connected directly to the electret microphone without bias circuit, the sound can be fine-tuned using the built-in trimmer, the output signal can be 8~32 euros (0.5~25W) speakers, output power 750mW.
- Some small things
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