2 x 22 W BTL car radio power amplifier with diagnostic facility

Quard Line Receiver

2 x 22 W stereo BTL differential amplifier with speaker protection and dynamic distortion detector

Single-Chip AM/FM, MPX Tuner System for Headphone Stereos, Radio-Cassette Recorders

AM/FM-IF/MPX Tuner System for Radio-Casette Recorders, Music Centers