This circuit is from 1964 documentation but can be easily implemented based on current components. Input waveforms and detection are shown next to the diagram.
This circuit is suggested by Texas Instruments in his Optoelectronics Sourcebook. Any photo...
This circuit provides a high intensity pulsating signal to a speaker. The circuit is from an...
The 4511 is a 7-segment latch driver providing up to 25 mA in each output. The typical application using the...