Electronic projects


you are here: home page :: projects categories :: Telephone

Telephone - all subcategories

page: 1 2
Intercommunication (Intercom) circuit diagram


author:
visits: 1429
The Original 2 Phone Link Design circuit diagram


author: Austin Hellier, Wollongong City, Australia © 1996-2003
visits: 1232
Cut Phone Line Detector circuit diagram


author:
visits: 1179
The Link "P" - Privacy Link! (Telephone Intercom) circuit diagram


author: Austin Hellier - Wollongong City, Australia © 1997 - 2004
visits: 1162
Ringing Phone Light Flasher circuit diagram


author:
visits: 1112
Phone Busy Indicator circuit diagram


author:
visits: 1066
The Link A2B+1 (the Link Telephone Intercom - DTMF version) circuit diagram


author: Austin Hellier, Wollongong City, Australia © 1997-2003
visits: 1004
Telephone Hold Button circuit diagram


author:
visits: 977
page: 1 2
Bookmark and Share
project categories:
folder Audio (49)
folder Power & high voltage (43)
folder Radio (23)
folder Light & LED (31)
folder Tools & measurement (40)
folder Telephone (18)
folder Automotive (10)
folder Microcontrollers (12)
folder Sensors & control (47)
folder Timers & oscillators (40)
folder Miscellaneous (26)

project subcategories:
All subcategories
Intercoms
phone taps
other

recently added projects:
Doorbell for the Deaf
High Quality Intercom
Combinational Conjuring Trick
POT-PLANT POWER
Ultrasonic Dog Whistle
Quiz Circuit
LED Torch
Insect Repellant
Speaker Microphone Circuit
Magic Wand Conjuring Trick.

most popular projects:
500W low cost 12V to 220V inverter
Basic UPS Power Supply
Led display digital Voltmeter
100W RMS Amplifier
200W audio amplifier
2N3055 Power Amplifier
12 Volt 30 Amp PSU
PlayPIC®
LED Torch
12VDC Fluorescent Lamp Driver