Operational Full Wave Rectifier (CB19496E)

This precision full-wave rectifier used in instrumentation was found in a technical documentation from the 1980s. Diodes are general-purpose types.

| Clique na imagem para ampliar |

PWM speed control (CB7173E)
Suggested by Motorola documentation from the 1980s, this circuit can be implemented with...
NE602 Crystal Oscillator (CB26005E)
This oscillator reaches 50 MHz with an overtone crystal. The circuit is from Electronics Now...
Amplitude Modulator (CB19820E)
This modulator circuit for low intensity signals is from old documentation. The integrated circuit...