This direct coupled circuit operates in class AB with good gain. The circuit is powered by 12 V. We found it in a Radio Electronics from October 1963.
This circuit, obtained from old documentation, doubles the frequency of the pulses applied to the...
The passage of an object in front of the LDR, producing a shadow or even turning off the ambient...
The CMOS TLC555 [equivalent to the bipolar 555] can be used as a monostable in the configuration...