This circuit is from an Electronics World of 1968. The transistors are of the time and the power is supplied with a voltage of 40 V. The circuit is high fidelity.
This high-performance circuit was found in the 1982 SGS Linear Integrated Circuits Manual. The...
This circuit for audio applications was found in an English magazine from the 80's. The circuit...
The circuit presented uses an integrated circuit Sanyo, not very common in our day. This amplifier provides...