Telephone status indicator with LED
This will monitor telephone status without loading the telephone line, this way if you have two phones in parallel you will know if one of them is busy. Connect the two ends of circuit...
Tagged: Hobby-Circuits
Flashing LEDs Electronic Kit
Flashing LEDs Electronic Kit– ApogeeKits created the Flashing LED’s electronic kit AMK102B as an entry level introduction to electronic kit building. This kit includes a completely illustrated instructions and circuit schematic. Components are adequately...
An Oscilloscope on your TV
Over the last few days I’ve been playing around with an old small black and white tv….I did the infamous “Oscilloscope on your TV” thing that’s all over youtube and the rest of the...
