Found in an Electronic Design from the 90s, this circuit uses components from that time and can supply voltages of 5 V with current up to 100 mA.
This circuit provides a signal of higher frequency the greater the intensity of the light incident on...
This circuit was obtained from a 1978 Practical Wireless. It generates a low frequency, low...
This circuit can be used as a lockable shield. A pulse activates the relay that remains on even...