Amplitude modulated oscillator (CB8053E)

This amplitude modulated (AM) oscillator was found in an Electronic Design from 1965. The circuit uses components from that time.

| Clique na imagem para ampliar |

Fluid Flow Monitor (CB12461E)
This circuit is from a 1995 technical documentation. The transistor can be a BC558 and the sensor...
Telephone line tester (CB8710E)
Found in a Popular Electronics from the 90s, this circuit checks the presence of voltage on a...
Old Phonograph Amplifier (CB1416E)
The critical component of this amplifier is the output transformer. We found the circuit in an old...