/Schematics/Telephone circuits/Phone ring generator v2
Quote: "The telephone ring generator shown below generates the needed high voltage from a simple switching mode power supply (SMPS) which employs a CMOS Schmitt Trigger square wave oscillator, 10 mH inductor, high voltage switching transistor (TIP47 or other high voltage, 1 amp transistor) and a driver transistor (2N3053)."
Author (sent by): Bil Bowden
Download counter: 1,049
Rating: (2.89, votes 1917)
Date: 14-02-2004
Lokalna verzija ove stranice: Generator zvona za telefon v2
Tags: . +add your tag
similar content
- Frequency generator with MAX038 (21-10-2009) [@News]
- Alarm alerter over phone line (17-02-2007) [@News]
- Mini megaphone/amplifier with 2 transistors (12-11-2005) [@Schematics/Audio devices]
- Telephone ringer (20-02-2004) [@Schematics/Telephone circuits]
- Biennophone radio from 1953 with mp3 (07-09-2010) [@News]
- Telephone audio amplifier (20-02-2004) [@Schematics/Telephone circuits]
- DIY hot air soldering station (30-10-2009) [@News]
- Cold heat soldering iron (18-12-2008) [@News]
- Noise generator (22-02-2004) [@Schematics/Audio devices]
- Phone call alert (17-02-2007) [@Projects]
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.