Long Range Microphone for Cicadas & Cricket Hunting
From Hackteria Wiki
Electronic Parts
- LM358 Single-supply OP Amp
- LM386 Audio Op Amp
- 10k OHM resistor (x3)
- 1k OHM resistor
- 0.1uF capacitor (x2)
- 100uF electrolytic capacitor
- 220uF electrolytic capacitor
- 470uF tantalum capacitor
- 1uF tantalum capacitor
- 100k OHM linear potentiometer
- 1/8" audio jack similar to here
- 9 Volt Battery
- 9 Volt Battery Clip