10W Amplifier with 6 tuber (T492E)

We found this 6-tube amplifier in a 1947 publication. It is a Public Address amplifier with excellent performance using triodes on the output.

| Clique na imagem para ampliar |

CMOS Oscillator with the 4060 (CIR13141E)
The CMOS 4060 integrated circuit consists of a frequency divider counter with internal elements...
3.3 V Switched Regulator (CB21164E)
Found in a Linear Technology documentation from the 90s, this circuit dissipates 1.5 W with an...
50 V switched inverter (CB9951E)
This circuit was obtained from an American documentation from the 1970s. Information on the...