oscillator How to control a speaker


Posted on Feb 6, 2014

As far as we are concerned we are looking for a function generator or a VCO (voltage-controlled oscillator). We would love to know which specific component we need. EDIT: What we are actually trying to achieve is to make two sine sound waves. One is constant and the other can be changed by hand with a potentiometer or so. For example if the consta


oscillator How to control a speaker
Click here to download the full size of the above Circuit.

nt is 440Hz, the other can be changed between 170Hz to 270Hz or something similar. Another timer will turn on and off an electromagnet, it will be turned on and off with a frequency linear to the changing sound wave`s frequency.




Leave Comment

characters left:

New Circuits

.

 


Popular Circuits

FM PLL transmitter
10 led VU Meter using LM3915
Astable Multivibrator
low voltage monitor schematic
AN12979A Audio Power Amplifier
CMX867A Low Power V.22 Modem
A Simple Keypad Using Lin With The Mc68hc908qt/qy Mcu
TPA2011D1 3.2W Mono Filter-Free Class-D Audio Power Amplifier With Auto-Recovering Short-Circuit Protection
Simple Light Seeking Robot



Top