Stereo Power Amplifier The Power Amp RB-5000

A 2 x 500 watt professional Hi-Fi stereo power amplifier, partner to the Rotel RC-5000 Stereo Control Amplifier. Connections for 3 pairs of loudspeakers (A, B, C). Push buttons for Power and Speakers A, B and C. Switch for Input (On, Off). Rotary controls for Left Level and Right Level. Rotary switches for Filter (Lab Test, Normal, Low Filter), Meter Sensitivity and Power Limiter (¼, ½, Full).  Left and Right VU Power Meters and Left and Right Peak power indicators. Indicators for Standby, Protection, Overload. 

Continuous Power Output :
500 watts per channel, min. RMS both channels driven into 8Ω
from 20Hz to 20kHz with no more than 0.009% Total Harmonic Distortion
Total Harmonic Distortion ......:  No more than 0.009%
Intermodulation Distortion .... :  No more than 0.009%
Damping Factor .................. :  180 (20Hz - 20kHz 8Ω)
Speaker load impedance  .....:  A,B,C: 4 - 16Ω ; A+B, B+C, A+C: 8 - 16Ω
Input Sensitivity/Impedance ..:  RCA jack 1.0V/50kΩ ; Cannon jack 0.775V/600Ω
Frequency Response ...........:  15Hz - 110kHz,  +0dB, -1dB (Normal)
Power consumption .............:  1.6kW (8Ω), 3.2kW (4Ω)

Versions/Power Requirements
120 V AC 60Hz
220 V AC 50Hz
240 V AC 50Hz
100/120/220/240 V AC 50-60Hz Switchable

Professionelle DC-Hochleistungs-Endstufe mit 2 x 500 Watt Sinus an 8 Ohm. Leistungsbandbreite 5 - 50.000 Hz, Klirrfaktor bei Nennausgangsleistung <0,009; Übertragungsbereich 0 -100.000 Hz.
Getrennte Netzteile für jeden Kanal, zusätzlich 1 Netzteil für Relaissteuerung und Anzeigeinstrumente.
2 grosse VU-Meter mit umschaltbarer Empfindlichkeit, je 8 Leuchtdioden pro Kanal zur Spitzenwertanzeige, 2-stufiger Leistungsbegrenzer.
Anschlussmöglichkeiten für 3 LS-Paare.

Here you find 339 models, 328 with images and 32 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
All listed radios etc. from Roland Electronics Co. Ltd., Rotel; Tokyo