This circuit is a modification of the previous one, also found in the July 1995 Electronics Now magazine. The triac must be according to the controlled power.
Found in a Popular Elecronics from the 90s, this circuit appears in other versions in this section and...
This complementary or bilateral emitter follower was found in American documentation from the 90s....
This crystal configuration can be made with triggers of any logic. The frequency is given by the...