Labels Milestones
BackPSU \+12V, -12V and ground needed, probably up to 1amp
- Type 106 battery holder Keystone.
- 0.25sqmm strain-relief Soldered wire connection, for 2 times.
- 148E-149E Single Potentiometer, horizontal, Piher PT-15-H05, http://www.piher-nacesa.com/pdf/14-PT15v03.pdf.
- Electret condenser microphone https://www.cuidevices.com/product/resource/cmc-4013-smt-tr.pdf Infineon_PG-LLGA-5-1 StepUp generated.