Institute Newton C. Braga

Circuit Bench

Current limiter (CB8355E)
This circuit was found in a 1965 Electronic Design. Transistor Q2 must be load dependent. The circuit...
2 meters preamplifier (CB20246E)
This amplifier for signals in the 2 m range that corresponds to 150 MHz was found in an American...
Expander for low resistances (CB23685E)
With this circuit it is possible to measure low resistances with a common analog multimeter. The...