This circuit is suitable for the calibration of old analog oscilloscopes. It was found in documentation from the 1970s and could be useful if someone is recovering an oscilloscope of the time.
This circuit generates both white and pink noise. The transistors can be BC548 and the power...
We found this circuit in a 90s Popular Electronics. It increases the duration of a pulse in a...
When more current from a digital output is needed than a single output could source or drain, a...