/Schematics/Telephone circuits/Phone line in use indicator
Very simple device with two LEDs as indicators.
Author (sent by): Aaron
Download counter: 1,063
Rating: (2.93, votes 2009)
Date: 14-02-2004
Lokalna verzija ove stranice: Indikacija zauzetosti telefonske linije
Tags: . +add your tag
similar content
- Telephone exchange with 2 numbers (15-02-2006) [@Schematics/Telephone circuits]
- Cordless phone receiver v1 (14-02-2004) [@Schematics/Radio receivers]
- Interphone v2 (16-06-2004) [@Schematics/Audio devices]
- Eavesdropping telephone conversations (05-03-2004) [@Documents]
- Half-a-phone (20-02-2004) [@Schematics/Telephone circuits]
- Telephone bug (25-02-2004) [@Schematics/Bugs]
- Photo-phone (11-09-2004) [@Schematics/Optics]
- Telephone ringer (20-02-2004) [@Schematics/Telephone circuits]
- Nice telephone ring melody (20-02-2004) [@Schematics/Telephone circuits]
- Communication lines (05-03-2004) [@Documents]
add comment
Please log-in!
You can log-in on forum link: Login page. After logging-in, return to this page and click refresh in your browser.