SIREN ALARM SIMULATES STAR TREK RED ALERT


Posted on Feb 5, 2014

The signal starts at a low frequency, rises for about 1. 15 seconds to a high frequency, ceases for about 0. 35 seconds, then starts rising again from a low frequency, and so on ad infinitum.


SIREN ALARM SIMULATES STAR TREK RED ALERT
Click here to download the full size of the above Circuit.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

Level sensor for cryogenic fluids
Bi-Color Indicator Circuit
Long Period SCR Timer
Simple Audio Mixer Circuits
PIC micro Tetris game
automatic 12v lead acid battery charger
pololu high current motor driver
LOW COST LASER DIODE DRIVER
Tube mic Connecting the capsule 2
Transistor attenuation - feedback tone circuit



Top