Bis
This two-transistor circuit was found in the January 1994 issue of Electronics Now magazine. The circuit is compatible with both TTL and CMOS logic.
This circuit imitates the singing of a bird intermittently with the intermittency determined by C1...
This circuit was found in documentation from the 1950s. Note the low supply voltage. The circuit can...
We got this circuit in an old publication from 1978. The circuit uses a phototransistor and an...