/Schematics/Telephone circuits/Phone ring generator v1
Generates voltage across phone line in order for phone to ring. Works on 12V.
Quote: "This ring generator will ring a telephone once every 10 seconds. The interval between rings can be lengthened or shortened by varying the value of the 1 Meg resistor."
Author (sent by): Bill Bowden
Download counter: 1,053
Rating: (2.91, votes 2113)
Date: 14-02-2004
Lokalna verzija ove stranice: Generator zvona za telefon v1
Tags: . +add your tag
similar content
- Telephone line recorder v4 (20-02-2004) [@Schematics/Telephone circuits]
- Sine Wave Generator (30-11-2008) [@Programs]
- Microphone amplifier with parabolic plate (22-02-2004) [@Schematics/Audio devices]
- Half-a-phone (20-02-2004) [@Schematics/Telephone circuits]
- Photo-phone (11-09-2004) [@Schematics/Optics]
- Phone line recorder project published (02-03-2010) [@News]
- Telephone ringer (20-02-2004) [@Schematics/Telephone circuits]
- Phone line in use indicator (14-02-2004) [@Schematics/Telephone circuits]
- Telephone line recorder v3 (20-02-2004) [@Schematics/Telephone circuits]
- Megaphone at 9V (22-02-2004) [@Schematics/Audio devices]
comment [1]
- From Juro Kovaèeviæ on 17-02-2005 at 12:46:11
Zelim prijevod shema na Hrvatski,ako je moguæe i upute gdje se mogu nabavit potrebni dijelovi
za itradu pojaèivaæa zvona za teleefon.
Hvala unaprijed
IP:
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.