This 1965 Philips circuit uses old company transistors like the BFY51 and BFY50. The circuit is powered by 12 V and the power gain is 8.9 dB.
Found in ancient American documentation this circuit uses semiconductors from the thyristor family such as...
The 8038 integrated circuit is not very common today. It is a circuit that generates signals of...
This circuit was found in General Electric documentation from the 1980s. The circuit is intended...