This circuit triggers a Sonalarme when the LED used as a sensor receives light. The circuit was found in an old documentation, but the components used are all current.
This circuit is from a 1978 optoelectronics manual from Texas Instruments. The transistor can be a...
This inverter can reach a power of 300 W depending on the transformer used. In this case, a...
This circuit uses an LM3900 transconductance operational amplifier to generate pulses whose...