Short Circuits Three Project - VOX Sound Switch
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Assembly Required
This sound activated switch closes a relay when a loud enough sound is heard. It switches off when the sound stops. Ideal for radio transmitters or surveillance applications.
•Kit includes PCB, relay, electret mic & electronic components
•12VDC required
Instructions sold separately or withing the Short Circuits book range,
Short Circuits Books are available for Download Here
For More Information on Kids science/electronics projects Click Here for Kits for Kids
| Kit Form | Short Form (circuit only) |
| Kit Group | Short Circuit Series |
| Difficulty | Simple |
| Application Field | Sound Switch |
| Contains High Voltage Components | No |
| Instructions Included | No |
| PCB Width | 60mm |
| PCB Length | 105mm |
| Project Number(s) | 18 |
| Volume Number | Volume 3 |