Even Number Divider (CB6532E)

This circuit of an EDN divides the input pulse frequency by even values. The circuit is TTL and can be used as a shield for microcontrollers.

| Clique na imagem para ampliar |

500 mW amplifier using the 741 (CB6991E)
This circuit was found in 80's Popular Electronics. Transistors are commonly used. The...
15 V Regulated Symmetric Power Supply (CB20215E)
This low current source uses some components that are hard to find in ours. The transformer is a...
20W MOSFET Amplifier (CB12194E)
This circuit is from a manual based on information from Japanese components from 1981. The power...