SKU: 94975243840

Rotel RMB-1555 Multi-channel Power Amplifier

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Description

Rotel RMB-1555 Multi-channel Power AmplifierSilver Colour On Sale The RMB 1555 is a remarkable multichannel amplifier with power output conservatively rated at 120 watts per channel into 8 ohms (all channels driven!). With all but the most demanding speakers located in extraordinarily large rooms, the RMB 1555 exerts the kind of precise control that presents both nuance and bombast correctly from the faintest flute overtones to the subterranean rumble of an approaching apocalypse. The RMB 1555

Silver Colour On Sale

The RMB-1555 is a remarkable multichannel amplifier with power output conservatively rated at 120 watts per channel into 8 ohms (all channels driven!). With all but the most demanding speakers located in extraordinarily large rooms, the RMB-1555 exerts the kind of precise control that presents both nuance and bombast correctly from the faintest flute overtones to the subterranean rumble of an approaching apocalypse.

The RMB-1555 employs a high current, toroidal transformer matched to discrete output transistors with their higher thermal stability and freedom from the designed-in compromises that characterise their integrated circuit cousins. The Class AB amplifier configuration assures the best balance between power output and thermal efficiency.

Overview

  • Class AB Amplifier
  • 5 x 120W/ch @ 8ohms
  • RCA Input

Specifications:

Continuous Power Output
(20-20kHz, < 0.03%, 8 ohms)

  • 120 watts/channel,
  • 5 channels dirven

Total Harmonic Distortion
(20Hz-20kHz, 8 ohms)

  • < 0.03%

Intermodulation Distortion
(60Hz : 7 kHz, 4:1)

  • < 0.03%

Frequency Response
(+0.5, –3 dB)

  • 10Hz - 100kHz

Damping Factor
(20-20,000Hz, 8 ohms)

  • 180

Speaker Impedance

  • 4 ohms minimum

Signal to Noise Ratio
(IHF A network)

  • 116 dB

Input Impedance/Sensitivity

  • 12k ohms/1.5 volt

Gain

  • 26.5 dB

Power Requirements

U.S. version

  • 120 volts, 60Hz

European version

  • 230 volts, 50Hz

Power Consumption

  • 650 watts

Dimensions

  • Width x Height x Depth
  • 431 x 188 x 454mm 17 x 7 1/2 x 17 7/8 in

Front Panel Height

  • 4U / 176.8mm / 7 in

Weight (net)

  • 21.8kg / 48.1 lb
Shipping Notes
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Exchange/Return Notes
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SKU: 94975243840

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eve
Dallas, US
★★★★★ 5
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Format: Paperback
Great book
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Reviewed in the United States on October 18, 2025
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JAN
Natrona Heights, US
★★★★★ 5
Excellent resource for students
Format: Paperback
The practice tests are extremely helpful and are easy to implement in our study schedule.
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Reviewed in the United States on August 14, 2024
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Anonymous
Boise, US
★★★★★ 5
Great practice
Format: Paperback
Excellent complement to the Foundations book
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Reviewed in the United States on August 26, 2024
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Erik
New York, US
★★★★★ 5
This is the book you are looking for.
Format: Paperback, Format: Paperback
After searching through about four different vocab books, I finally found one I can truly vouch for: Robert's Extremely Nerdy Guide to Digital SAT Vocabulary. Robert is actually my daughter’s SAT tutor and recommended this book. At the time, my daughter had almost given up on the vocab portion of the SAT—there were only 7 weeks left to the test date (we’re now down to just 2 weeks). Honestly, what can you achieve in that short time? Still, I decided to buy it—what did we have to lose? Because I’d already gone through so many SAT vocab books, I knew a good one when I saw it. Just flipping through the first few pages convinced me this was the right fit, and my daughter immediately got to work. The book starts with 6 sections on word roots, then moves into 26 sections of similar-meaning words. Each chapter includes a matching activity (which my daughter finds essential for retention) and ends with SAT-style practice questions. Since using this book, she spends much more time memorizing and testing words. I only wish we had discovered it earlier so she could have had more time to digest and apply what she’s learning. Before this, she was getting about 50% of vocab questions right on a good day; now, after just over a month with this book, she’s averaging 80–90%. As a side note, I’m not a native English speaker, and I’ve also learned so many words by reviewing her answers. Almost every word I’ve come across in the past and thought, “I should look this up someday” seems to be in this book—a testament to why the SAT brought vocabulary back for the digital test. This book has served my family extremely well, and I plan to start my youngest child on it earlier. Get this book, and start early.
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Reviewed in the United States on September 28, 2025
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John M McDowell
Phoenix, US
★★★★★ 5
Fantastic categories for SAT vocab
Robert’s vocab book has been a fantastic addition to my tutoring resources. My students love the ease of progression through the short chapters. It is helping tremendously with vocabulary comprehension in addition to his mock tests.
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Reviewed in the United States on March 29, 2025

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