Long Range Microphone for Cicadas & Cricket Hunting

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