| Phone ring generator v2 |
Generates voltage across phone line in order for phone to ring. Works on 9V. |
2.90 |
1,055 |
| Telephone line recorder v1 |
A device that turns-on voice recorder automatically and taps to the phone line. |
2.89 |
3,346 |
| Half-a-phone |
A phone that can only accept calls. |
2.89 |
1,758 |
| Telephone line recorder v3 |
A device that turns on voice recorder automatically and records phone conversation. |
2.89 |
1,668 |
| Telephone metering signal counter |
Counts 16kHz signals on phone line. |
2.89 |
2,967 |
| Telephone line recorder v2 |
A device that turns-on voice recorder automatically and taps to the phone line. |
2.89 |
2,374 |
| Telephone exchange with 2 numbers |
Small telephone exchange with 2 numbers. |
2.88 |
3,925 |
| Telephone ring counter |
Telephone ring counter device. |
2.88 |
1,812 |
| Audio pickup from phone line |
Picks-up audio signal when near a phone that is in use. |
2.87 |
2,774 |
| Nice telephone ring melody |
Nice telephone ring melody device. |
2.86 |
2,206 |
| Caller ID and ring generator |
Uses AT90S1200 and generates FSK tones Bell 202 standard for communication and caller id. |
2.85 |
2,127 |
