Found in a 1990s American technical brochure, this circuit is intended for alarms that use as photodiode sensors. The circuit has a frequency response of up to 20 kHz. The gain is 40 dB.
This motor control using transistors was found in a recent English publication. The circuit is for...
If we modulate a beam of light from an LED, for example, we can receive this beam of light at a...
This constant current charger from 1997 Linear Technology Applications uses common components at...