Philips Electronics
4 × 25 W BTL quad car radio power amplifier
Philips Electronics
Ground noise isolation amplifier
Philips Electronics
2 x 40 W/2 Ohm stereo BTL car radio power amplifier with diagnostic facility
NXP Semiconductors.
2 × 40 W/2Ω stereo BTL car radio power amplifier with differential inputs and diagnostic outputs
Philips Electronics
I2C-bus controlled4 45Watt power amplifier and multiple voltage regulator
Philips Electronics
2 W BTL audio amplifier
Philips Electronics
26 W BTL and 2×13 W SE power amplifiers
Philips Electronics
Multi-purpose power amplifier
Philips Electronics
2×1 W BTL audio amplifier