This simple circuit for a common 110 V power grid was found in a 1980s American documentation. The circuit uses neon lamps as indicators.
The National Semiconductor LM675 operational amplifier can provide up to 3 A of output current. In the...
This circuit was obtained from a Philips documentation from 1970. It can be built on modern...
April 2017 - Mouser Electronics already stocks the new Broadcom APDS-9500 proximity and gesture...