This circuit generates sequence of pulses in order and times determined by the capacitors in pins 6 and 7 of each timer. The circuit is from an old Mullard (Philips) manual.
This circuit prevents damage by accidentally reversing the power supply polarity. The circuit is...
The purpose of this circuit is to detect the movement of a person by the changes in light that...
This signal injector circuit, an astable multivibrator, was found in a 1971 magazine. The circuit can...