DC Control with a Raystor (CB6325E)

Raystor is a component of the 1960s Raytheon. It consists of a light coupler that allows you to use the circuit as a DC control for signals as shown.

| Clique na imagem para ampliar |

Harmonic Generato (CB4895E)
The purpose of this circuit is to produce a 50 uV harmonic at 1296 MHz from a 0.15 to 1 V input of...
Comparator with different voltages (CB5976E)
In the figure we have the way to use a voltage comparator powered by a voltage to control a...
Sound Effects Generator (CB12229E
) This circuit was found in an English publication in 1990. It can still be easily assembled using a...