Found in an 80's Hands On Electronics, this circuit turns on a light when it gets dark and goes out when it gets dark. The circuit can be adapted to use high-brightness white LEDs.
March 2017 - The new Texas Instruments TPA3244 class D amplifiers with power ratings from 60 to...
This circuit can be powered by a voltage of only 2.5 V. Next to the diagram we have the formulas...
This circuit is from a Harris Semiconductor datasheet from the 80s. However the circuit can be...