Found in Mallory documentation from 1968 this circuit uses an integrated circuit from that time. The circuit has a flat response from 10 Hz to 700 kHz.
Using the ULN-3784B this circuit typically supplies 5 W at 24 W. However, it can operate from 9 V....
This circuit, from a former publication of 1968 was originally designed for germanium transistors, but with the...
This circuit simulates an 18-point digital display using light bulbs, but can be adapted to use...