This TTL circuit was found in the December 1990 issue of Radio Electronics magazine. The circuit has a 50% duty cycle. It must be powered by 5 V.
This circuit was found in an English magazine from 1979. The magazine no longer exists, but the...
We found this circuit in a PopularElectronics of 1993. The circuit generates signals whose...
This circuit was found in an English technical documentation from 1973. The circuit generates...