733 or 592 Video Amplifier (CB25469E)

This circuit is from a June 1992 Radio Electronics. The circuit is for 4.5 MHz signals from old analog televisions or other similar applications.

| Clique na imagem para ampliar |

Modulated Siren (CB13036E)
The automatic modulated siren circuit shown in the figure really produces an interesting sound...
Delayed light (CB10091E)
This circuit for incandescent lamps was found in a 70s documentation. The circuit uses an SCR...
Cascading the LM3914 (CB24656E)
In the figure we have a circuit in which two moving bar/dot indicators are connected together to...