This driver for audio signals using the TAA435 integrated circuit was found in Philips 1968 documentation. The integrated circuit is difficult to obtain today.
We found this circuit in an American publication from the 1990s. Any FET can be used. The circuit...
This filter was found in the May 1989 issue of Radio Electronics magazine. The power supply must...
The circuit is of the Motorola Linear Databook of 1990. The power source must be symmetrical and the...