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| [[File:file.switches-piezo.jpg]] | [[File:file.switches-piezo.jpg]] | ||
| schematic diagram  | |||
| [[File:file.switches-circuit.jpg]] | |||
| built circuit | |||
| No edit summary | No edit summary | ||
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| [[File:file.switches-piezo.jpg]] | [[File:file.switches-piezo.jpg]] | ||
| schematic diagram  | |||
| [[File:file.switches-circuit.jpg]] | |||
| built circuit | |||
schematic diagram
built circuit
Modulation Circuit:
For the modulation circuit, different resistors and capacitors were used to get the different resistance from different objects in the form of sound.
schematic diagram 
built circuit