SANYO -> Panasonic

1.5-V Preamplifier + Power Amplifier for Headphone Stereo Products

ON Semiconductor

Monolithic Linear IC Power Amplifier for 1.5V Headphone Stereos

SANYO -> Panasonic

Low-voltage Headphone Amplifier for Stereo Audio

SANYO -> Panasonic

Preamplifier + Power Amplifier for 3V Headphone Stereos

ON Semiconductor

Power Amplifier for 1.5V Headphone Stereo

SANYO -> Panasonic

Pre + Power Amplifier for 3-V Headphone Stereo Systems

SANYO -> Panasonic

For 1.5V Headphone Stereo Power Amplifier