Pre MIC 3 Transister ( C945 ) mono

This circuit Dynamic Microphone Preamp,Pre MIC 3 Transister mono.
By Transister Part C945= 3 part.(TR1-TR3) OR C828 OR C458
Supply Volt 12V - 24V.
Easy to build and low cost.
Circuit Pre MIC - 3 Transister (C945) mono
PCB Pre MIC - 3 Transister (C945) mono