Found in a 1968 Novel Electronics Circuit, this circuit compares two light intensities using common LDRs as sensors. Transistors can be modern PNP equivalents.
This circuit was found in the July 1995 issue of Electronics Now magazine. The integrated circuit is...
The uA703 integrated circuit is not common today, as the circuit is from European documentation from the...
This circuit is for the system that has the receiver CB17134E. The emitting LED must be installed in a...