This circuit for incandescent lamps was found in the February 1972 Radio Electronics magazine. The triac is rated according to the lamp power and the sensitivity adjustment is made in R1.
This circuit can be used to add a delay to a logic signal as shown by the input and output...
Found in the April 1974 issue of Radio Electronics magazine, this circuit is based on CMOS...
This circuit converts a high impedance signal into low impedance. The circuit has unit gain and...