Electronic Circuits and Tutorials
Electronic Schematics - F

Bistable Multivibrator or Flip Flop Circuits

CMOS Toggle Flip Flop With Relay(CD4013):

Discrete BiStable Flip Flop:

Discrete Set / Reset Flip Flop:

Flip-Flop Flashers, Buzzers, Etc.:

Gated Oscillator Emulates a Flip Flop: 03/16/95 EDN-Design Ideas 

Monostable Flip Flops (One Shot):

Soft On / Off Switch

Telephone Line Based Audio Muting & Light on Circuit

Telephone Line Based Audio Muting & Light On Circuit: The circuit would automatically light a bulb on arrival of a telephone ring and simultaneously mute the music system/TV audio for the duration the telephone handset is off-hook. Lighting of the bulb would not only indicate an incoming call but also help in locating the telephone during darkness.

NoteTo report broken links or to submit your projects, tutorials please email to Webmaster