Found in Philips documentation from 1968 this circuit operates at frequencies up to 10 MHz with 76 dB gain. The double transistor can be replaced by a matched pair.
This conventional window comparator configuration was found in an old documentation. It is valid...
This simple rhythmic light circuit uses a 110 V to 220 V transformer and can hold a good number of...
This circuit uses an LED (called SSL) to regulate current in a configuration with complementary...