Error Amplifier and Trigger Generator (CB19981E)

This circuit was found in old documentation. The components can be replaced by modern ones. The circuit is used in power controls.

| Clique na imagem para ampliar |

Low Capacitance FET Amplifier C (CB13221E)
This high impedance and low capacitance buffer employs a junction FET that can be BF245 or...
Photodiode Amplifier III (CB1302E)
Found in 1980s documentation, this amplifier uses a symmetric source and the gain is given by the...
SSB 5 to 6 MHz VFO (CB4048E)
This circuit was found in an old documentation for radio amateurs, being indicated for...