| Telephone answering machine |
Telephone answering machine. |
2.94 |
1,727 |
| Telephone hold with music |
Keeps phone line open and plays audio signal on it. |
2.93 |
1,062 |
| LED monitor for phone line |
Turns LED ON when phone line is in use. |
2.92 |
1,312 |
| Phone line in use indicator |
Very simple device with two LEDs as indicators. |
2.91 |
1,051 |
| Caller ID with 7-seg display |
DTMF Caller ID, not FSK but DTMF. |
2.91 |
2,346 |
| Telephone line guardian v1 |
Turns alarm on if phone line is in use. |
2.90 |
980 |
| Telephone line recorder v4 |
A device that turns-on voice recorder automatically and taps to the phone line. |
2.89 |
1,880 |
| Half-a-phone |
A phone that can only accept calls. |
2.89 |
1,737 |
| Telephone line status |
Another device for telephone line status indication. |
2.89 |
1,189 |
| Smart telephone light |
Turns on lights when phone rings and if in dark. |
2.88 |
2,126 |
| LED-blink monitor for phone line |
Blinks LED while phone line is in use. |
2.88 |
1,143 |
| Telephone line guardian v2 |
Turns on alarm if phone line is in use. |
2.88 |
800 |
| Phone ring generator v1 |
Generates voltage across phone line in order for phone to ring. Works on 12V. |
2.88 |
1,030 |
| Telephone exchange with 2 numbers |
Small telephone exchange with 2 numbers. |
2.87 |
3,894 |
| Telephone line recorder v3 |
A device that turns on voice recorder automatically and records phone conversation. |
2.87 |
1,637 |
