The integrated circuit used in this 1975 application no longer exists, and it is also not indicated in the original diagram and must be of the TAA series by the diagram.
The integrated circuit used in this project is unusual. We found this configuration in Motorola's Linear...
This circuit with only one transistor was found in Japanese documentation from the 1960s. The...
The operating frequency of this circuit is 465 Hz and the input voltage is 12 VAC. The circuit is...