| Audio pickup from phone line |
Picks-up audio signal when near a phone that is in use. |
| Caller ID and ring generator |
Uses AT90S1200 and generates FSK tones Bell 202 standard for communication and caller id. |
| 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. |
| Phone recorder |
Entire system for recording telephone conversations to .mp3, using USB audio pickup and a PC. |
| Phoneline controller v2 |
Control your appliances over PSTN phone line. |
| Smart telephone light |
Turns on lights when phone rings and if in dark. |
| Telephone exchange with 2 numbers |
Small telephone exchange with 2 numbers. |
| Telephone line recorder v1 |
A device that turns-on voice recorder automatically and taps to the phone line. |
