Posted on Oct 25, 2012

Using a precision oscillator and a few CMOS counters, you can build a precise, very low dutycycle pulse generator. You can add as many counters as you desire to make the period as long as you wish.

Click here to download the full size of the above Circuit.

The circuit will generate a pulse about 5 ms long every 24 hours-one 5. 9 -6% duty cycle.

Leave Comment

characters left:

New Circuits



Popular Circuits

600W rf power amplifier
15v variable power supply circuit
ne555 police siren circuit
Schematics USB Sound Card with PCM2702 PCB
mid position valve
DIY Tremolo Effect
DESKTOP 386SX PC AS DAQ (Data AQuisitor)
Sonic depth finder of the amateur fisher
Circuit having a high school bass tone function