/tag-en/spy
| Title | Short description |
|---|---|
| Audio pickup from phone line | Picks-up audio signal when near a phone that is in use. |
| Cordless phone receiver v1 | Very good schematics for cordless telephone receiver 30-50 MHz. |
| Cordless phone receiver v2 | Receiver for cordless telephones with a chip from a cordless phone. |
| Telephone line recorder v1 | A device that turns-on voice recorder automatically and taps to the phone line. |
| Video spy | Video transmitter up to 100m of range. |
