12 dB Attenuator (CB3908E)

This circuit can be used with receivers to attenuate signals that may cause interference. The circuit is a 70s documentation for amateurs.

| Clique na imagem para ampliar |

Triangular Generator with DA Converter MC10318 (CB14551E)
The circuit shown is from the Motorola Linear Databook of 1990. This circuit converts signals in...
High Voltage Regulator 78xx (CB15163E)
This circuit is from the SGS Integrated Circuits Manual of 1982. The integrated circuit used is...
6 Tone Horn (CB23654E)
This circuit produces sounds of 6 different notes depending on the keys activated. The circuit is from a...