Rotel RB 980BX Service Manual

Page 1

me, oat-mum.

Technical
Manual

Table of Contents

Specifications .............................. 1

Wiring Diagram . . . .2

Parts List ....... . . .3

Adjustment ................ . .4

Schematic Diagram ........ . 5.6

PCB Assembly .............................. 78
Specifications

Continuous Power Output H 120 watts' per channel. min,
HMS both channels driven Into
8 ohms from 20 to 20,000 Hz
With no more than 0.03%
total harmonic distortion.

. 220 watts per channEl (tkHz,
4 ohms. 1% THD)

, 80 A

8)

.. 360 watts (mono) min. FtMS
driven into 8 ohms from 20 to
20 000 Hz With no more than
0 05% total harmonic distortion

DIN Power Output ..

Peak Current V ...............
650,10th) lousec, t on
Bridged Power

Total Ham-tome Distortion
(20 to 20.000 Hz) V . .. No more than 0.03% (com
tlnuous rated power output)
No more than 0.03% (con-
tinuous 1/2 rated power output)
No more than 0.03% (1 watt
per channel power output.
8 ohms)
lntermoduratron Distortion
«80 Hz : 7 «Hz :41) ........ No more than 0.03% (con-
tinuous rated power output)
No more than 0.03% (con-
tinuous 1/2 rated power output)
No more than 0.03%(1 watt
per channel power output.
9 ohms)

THE HOTEL (30., LTD.

HOTEL ELECTRONICS CO., LTD.

STEREO POWER AMPLIFIER

RB-QBOBX

.. Speaker 8 ohms nominal
,. 1.000 (20 to 20.000 Hz, 8 ohms)

Output .........
Damping Factor.
Input Sensitivity/

lmpedance ..
Frequency Respons

to V133 kohms
.. 4 to 100,000 HZ, +0.5 dB.

-- 3.0 dB
Signal-to~Noise Ratio
(lHF A network) ............... 120 dB
Power Requirement ............ 120 V160 Hz, 220 V/SO HZ,

240 V150 Hz or 100 VISO Hz-
60 Hz (depending on
destinations)

.. 400 Watts

,. 440(W)x120(H)x323(D)mm
17-5116 " x 4-23/32 x 12-23132 "

Weight (net) ..................... . 10.2 k9122.44 lbs.

Power Consumption
Dimensrons (overall)

- Specifications and design subject to possible modification
wrthout notice,

' Measured pursuant to the Federal Trade Commission's
Trade Regulation Rule on Power Claims for Amplifiers
(applicable to the U.S.A. only).

Serial No.
Beginning

4th Fl, Bunzanvshrnsen Blor, lO'lOShlVlSelt-CHO Shibuyarku.
Tokyo 150 Japan
3% Fl Patel Bog No 35Fushmg North Road Ta psi *axwan