This circuit generates signals from 10 Hz to 10 kHz. We found it in a Popular Electronics from the 90's. The components admit equivalents.
This circuit activates the horn if the door is opened with the headlights on. The circuit is for...
This circuit for Laser Diode power was found in a 2005 Linear Technology manual. In the diagram...
This circuit tests whether electronics are properly protected with internal grounding. If the...