This circuit was found in an 80's Poptronics. The circuit is a fast trigger whose signal can be taken from the Q2 collector. The supply can be done with voltages from 9 to 12 V.
This is a traditional configuration of a transistor amplifier with complementary transistors that can be...
This circuit is from the 80's component manual itself, but can be applied to more modern...
This circuit was found in a Signetics documentation from the 1980s. The integrated is a PLL and...