Telephone Circuit diagrams

Telephone electronic circuits list:

Telephone Ringer using 556 dual timers

Two line intercom plus a telephone changeover switch

Telephone line based audio muting and light on circuit

Having secrecy in parallel telephones

Telephone call meter using calculator & COB

Phone Broadcaster

Conversation Recorder

Multipurpose Circuit for telephone

Remote control using telephone

Cordless phone backup

Telephone Number Display

Smart Phone light

Telephone Headgear

Telephone Line Vigilant

Audio Visual Ringer

Off line Telephone tester

The Link Telephone Intercom ? Every Home Should Have One!

      

Home | Electronics Design | Tutorials | Submit a Circuit | Newsletters | Discussion Forum | Links | Downloads | Contact


Disclaimer: All the information present on this site are for personal use only. No commercial use is permitted without the prior permission from authors of this website. All content on this site is provided as is and without any guarantee on any kind, implied or otherwise. We cannot be held responsible for any errors, omissions, or damages arising out of use of information available on this web site. The content in this site may contain COPYRIGHTED information and should not be reproduced in any way without prior permission from the authors.

Copyright © 2011 - All rights reserved.