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T echnical
Manual
Table of Contents
Specification......................................1
Parts List ...........................................2~5
Adjustment........................................ 6
PCB Assembly ..................................7~8
Schematic Diagram ..........................9~10
Specification
Continuous Power Output - all channel driven
(20-20 kHz, < 0.05% THD)
Total Harmonic Distortion
(20Hz-20kHz, 8 ohms)
Intermodulation Distortion
(60 Hz : 7 kHz, 4:1)
Frequency Response ( ± 1 dB)
Damping Factor (20-20,000 Hz, 8 ohms)
Speaker Impedance
Signal to Noise Ratio (IHF A network)
Input Impedance
Input Sensitivity
Power Requirements
USA:
Europe:
Power Consumption
Dimensions (W x H x D)
Panel Height
Weight (net)
SHINSEN-BLD. 4F 10-10 SHINSEN-CHO, SHIBUYA-KU,
TOKYO 150-0045, JAPAN
Quality Uncompromised
EIGHT CHANNEL POWER AMPLIFIER
RMB-1048
®
40 watts/ch into 8 ohms
< 0.05%
< 0.03%
15Hz–100kHz
150
4 ohms minimum
110 dB
22 k ohms
1.0 volt
115 Volts, 60 Hz
230 Volts, 50 Hz
400 W atts
432 x 121 x 432 mm
3
17 x 4
/
x 17 in
4
9
109 mm, 4
/
in
32
15.1 kg, 33.3 lb.
Serial. NO.
Beginning
Y-367A-0208/pdf
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Related Manuals for Rotel RMB-1048
Summary of Contents for Rotel RMB-1048
- Page 1 Quality Uncompromised ® T echnical EIGHT CHANNEL POWER AMPLIFIER RMB-1048 Manual Table of Contents Specification........1 Parts List ...........2~5 Adjustment........6 PCB Assembly ........7~8 Schematic Diagram ......9~10 Specification Continuous Power Output - all channel driven 40 watts/ch into 8 ohms (20-20 kHz, < 0.05% THD) Total Harmonic Distortion <...
- Page 2 Appearance RMB-1048 EIGHT CHANNEL POWER AMPLIFIER RMB-1048 PROTECTION POWER SIGNALOUTPUT MODEL NO. RMB-1048 INPUT INPUT INPUT INPUT LINK POWER CONSUMPTION: 400W LINK LINK LINK STEREO STEREO STEREO 12V TRIG. SPEAKERS D SPEAKERS C SPEAKERS B SPEAKERS A RIGHT LEFT RIGHT...
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Page 3: Parts List
Parts List 1/2 RMB-1048 SYMBOL PARTS NO. DESCRIPTION 016 X-1334A01-02 PCB ASSY 501 X-1334 PCB ASSY D101-104,201-204,301-304,401-404 034 T1N4148-86 DIODE 1N4148TAP-50 D151,152,251,252,351,352,451,452 034 T1N4148-86 DIODE 1N4148TAP-50 C107,108,207,208,307,308,407,408 041 TUTES1E101-TF ELECTROLYTIC CAPACITOR 25V100uF C101,102,201,202,301,302,401,402 041 TUTES1H100-TF ELECTROLYTIC CAPACITOR 50V10uF C111,112,211,212,311,312,411,412 041 TUTES1H010-TF... -
Page 4: Parts List
Parts List 2/2 SYMBOL PARTS NO. DESCRIPTION R173,174,273,274,373,374,473,474 053 CR16-104J-A CARBON RESISTOR 1/6W 100K R175,275,375,475 053 CR16-153J-A CARBON RESISTOR 1/6W 15K R176,276,376,476 053 CR16-563J-A CARBON RESISTOR 1/6W 56K C911-922 043 TC500V103 CERAMIC CAPACITOR 500V0.01uF D904,905 034 T1N4003-TB DIODE 1N4003 D171,172,271,272,371,372,471,472 034 T1N4148-86 DIODE 1N4148TAP-50 D701,702,906... - Page 5 Addendum List for Black and Silver RMB1048 SYMBOL PARTS DESCRIPTION 011 FP-552-B BLACK PANEL ASSY 011 FP-552-S SILVER PANEL ASSY 011 UG3-01B00 H/S PANEL H109 012 RV4-09A00 PUSH BUTTON 14F (BLK) 012 RV4-09A01 PUSH BUTTON 14F (SLV) 013TS3-03A01B SUB PANEL CHASSIS (BLK) 013TS3-03A01S SUB PANEL CHASSIS (SLV) 034 SEL1124R...
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Page 6: Adjustment
Adjustment RMB-1048 Instruments : DC milli-meter Notes : Prior to Bias Adjustment, run about 5minutes with rated output (8 ohms) And warm up Power Transistor and Heat Sink.Set input off. Step Coupling Location Adjust Adjust for R133 or R135 X-1334-01 PCB... -
Page 7: Pcb Assembly
PCB Assembly -1 RMB-1048 016 X-1334A01-02... -
Page 8: Pcb Assembly
PCB Assembly - 2 RMB-1048 016 X-1335B01-07... -
Page 9: Schematic Diagram
Schematic Diagram -1/2 RMB-1048... -
Page 10: Schematic Diagram
Schematic diagram -2/2 RMB-1048...