rising pitch siren


Posted on Feb 6, 2014

A two transistor electronic siren breadboard circuit that produces an audible rising pitch on a loudspeaker. Tutorial and circuit for beginners in electronics..


rising pitch siren
Click here to download the full size of the above Circuit.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

Video Line Bar Generator Circuit
Control an Amplifier With a SqueezeBox
Solid state voltage indicator with high voltage cutout
S1L9251X Cd-rom 48x Rf Amp Semiconductor
Full-duplex Intercom
Ionization smoke detector circuit using A5367
Light Fence Security Alarm Circuit Schematic
Self-Powered Fast Battery Tester Schematic
AN7522 circuit diagram
Astable multivibrator



Top