This general purpose two-transistor complementary configuration was found in the December 1972 issue of Radio Electronics magazine. The power supply is between 6 and 12 V.
This circuit was obtained from an old publication from 1974 but can still be assembled with some...
This level matrix display was found in a 1994 documentation, but it can still be assembled, as the...
This circuit can be implemented with any triac of the TIC series and the lamp must be...