We found this circuit in a 1965 Electronic Design. Transistors are still common but admit equivalents for some of them. The circuit drains a current of only 4 mA.
This circuit was found in a 90s 303 Circuits. The circuit operates in a 200 Hz switching mode and...
We found this circuit in the Linear Applications Handbook by National Semiconductor. It uses a...
This circuit from an old English publication from 1978 generates pulses of very short duration at a rate...