Amplificator Pioneer A504R are 6 intrari (CD, Tuner, Line, Tape 1, Tape 2, Phono), 4 iesiri (A, B) suporta impedanta de 4-16 ohmi, 500W consum max, made in Japan, reglaje bass, inalte, balance, loudness, source direct, muting.
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General

Manufacturer: Pioneer
Model: A-504 R
Type: Integrated amplifier
Years of manufacture: 1995 - 1996
Made in: Japan
Color: Black
Remote control: yes
Power consumption: 500 W
Dimensions: 420 x 125 x 360 mm (WxHxD)
Weight: 8.4 kg
Original price approx.: 750 DM

Special Features

4 loudspeakers over stable screw connections connectable
2 speaker pairs separately switchable
Controls for bass, treble, balance
Record select switch for recording in the background
Loudness switch for boosting low frequencies
Direct switch for bypassing the tone control stage
Muting button (lower volume by 20 dB)
Motor-driven volume control
3 Euro sockets on the rear panel for other components

https://hifi-wiki.com/index.php/Pioneer_A-504_R