Digital Voltage Control (CB6590E)

Found in old Philips documentation, this circuit uses components from the 60's.

| Clique na imagem para ampliar |

5-Range Ohmmeter for DVM Module (CB25226E)
This circuit for a digital module was found in the September 1989 Radio Electronics magazine. The...
Odometer (CB6334E)
This 1970 Philips circuit uses a mechanical counter. The circuit is triggered by a reed switch...
Speed Alarm (CB3988E)
We found this circuit in an old Mullard (Philips) documentation. The sensor consists of a...