This 1974 circuit uses two 555 integrated circuits in a very traditional configuration. The circuit can be powered by voltages from 9 to 12 V and for greater volume an amplifier stage can be added.
This circuit is from an article in the December 1988 issue of Radio Electronics magazine that...
This circuit generates a 2 W sinusoidal signal using the Wien bridge configuration. We found this...
The circuit show and simulated in the MultiSIM BLUE is a high pass filter using a 741 operational...