Five uses tri-state logic audio pen CD4066 555

Posted on Mar 28, 2007

As shown in Figure five uses tri-state logic pen audio circuit. The circuit mainly by the multivibrator, four-way switch CD4066 (IC1) circuit with some RC com

Five uses tri-state logic audio pen CD4066 555
Click here to download the full size of the above Circuit.

ponents consisting of other components. Wherein the multivibrator 555 (IC2) and R7, R8, R9, C1 constituted by the oscillation frequency off IC1-3 state control.

Leave Comment

characters left:

New Circuits



Popular Circuits

Parametric SubWoofer Equaliser
IR headphone transmitter CD4046
Programmable Frequency Divider
Delayed Alarm Circuit
The method of temperature controlling system of producing one-chip computer calorstat is analyzed
usb io
tube power amplifier with el34 35w