NXP Semiconductors.
2 x 12 W hi-fi audio power amplifiers with mute
Unisonic Technologies
DUAL LOW VOLTAGE POWER AMPLIFIER
STMicroelectronics
8W CAR RADIO AUDIO AMPLIFIER
STMicroelectronics
20 W bridge/stereo amplifier for car radio
Philips Electronics
Quasi-split-sound circuit
STMicroelectronics
TDA2003A, TDA2003AV, TDA2003AH / 10W CAR RADIO AUDIO AMPLIFIER
STMicroelectronics
6 + 6W STEREO AMPLIFIER
Philips Electronics
SYNCHRONIZATION CIRCUIT WITH VERTICAL OSCILLATOR AND DRIVER STAGES
Unisonic Technologies
10 +10W STEREO AMPLIFIER
STMicroelectronics
STEREO AMPLIFIER
Philips Electronics
CONTROL CIRCUIT FOR POWER SUPPLIES
STMicroelectronics
10 + 10W STEREO AMPLIFIER FOR CAR RADIO
STMicroelectronics
STEREO AUDIO AMPLIFIER
Philips Electronics
COLOUR DEMODULATOR COMBINATION