Suction Cup Phone Pickup Kit – CK0601
No electrical connection to the telephone is required, attach a suction cup to the hand set an turn on the amplifier. This project permits group listening to phone calls. You can also use it to monitor any other oscillating electrical field. Dual IC’s provide a good quality amplifier, the circuit runs on 6 volts DC. Everything included except the batteries. DIY Kit K55
- L: 1-3/4″ W: 1-3/4″ H: 1″.
- Requires 2 AA batteries.
- Includes speaker and suction cup (not show in picture).
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