BM-800 microphone low noise hack

How to reduce the background hiss on the BM-800/BM-700/etc microphone. Includes measurements.

Instructions in-a-pic:
https://ffseb.files.wordpress.com/201...

Pic of modded PCB:
https://ffseb.files.wordpress.com/201...

Angled pics of hacked PCB front and back:
https://ffseb.files.wordpress.com/201...
https://ffseb.files.wordpress.com/201...

Help me survive:   / ffcossag  
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