The transistors in this circuit can be the BC548 and it also functions as a logic function. The supply voltage depends on the circuit to be excited.
The traditional circuit was taken from a French magazine Radio Plans that no longer exists but can...
This astable TTL with the 7400 integrated circuit appears elsewhere in this section. This version is...
June 2016 - It can be obtained from Mouser Electronics this new chip for motor control, motion,...