Train chuffer


Posted on Jul 30, 2012

The circuit consists of a white noise generator which only switches on with the high part of the square wave output from the clock circuit. The frequency of the clock is adjusted with the 10 pot and the output voltage of the clock is adjusted by the 100 k pot (rate and volume of chuff respectively).


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

The 2M2 pot controls the amount of noise produced and the 1 k pot on the speaker controls the pitch of the average noise.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

Acoustic Tone indicator
Electronic Doorbell Circuit
Hook Sensor Loop Circuit
tda8920bth 200 watts d class amplifier circuit diagram
burning hex files using usbasp
Alarms and security related schematics
Power Amplifier
Internal functional block diagram of NCP5201
Sanyo 83P switching power supply circuit diagram
Clamp meter circuit



Top