Rotel RMB-1555 Multichannel Power Amplifier

Brand: Rotel

Rotel RMB-1555 Multichannel Power Amplifier

EAN: 672563200212

$2,799.00 AUD

The Rotel RMB-1555 is a high-performance five-channel Class AB power amplifier designed for home cinema and multichannel music systems. Delivering 120 watts per channel into 8 ohms with all channels driven, it features a high-current toroidal transformer, discrete output transistors, and premium components to provide powerful, precise, and reliable audio performance with exceptional clarity and dynamic control.

Finish: Black

Black Silver

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Specifications

Rotel RMB-1555 Multichannel Power Amplifier

Specification	Value
Brand	Rotel
Model	RMB-1555
Product type	Multichannel Power Amplifier
Amplifier class	Class AB
Channels	5
Continuous power output	120 watts/channel (20Hz-20kHz, <0.03% THD, 8 ohms, 5 channels driven)
Total harmonic distortion	<0.03% (20Hz-20kHz, 8 ohms)
Intermodulation distortion	<0.03% (60Hz:7kHz, 4:1)
Frequency response	10Hz-100kHz (+0.5/-3dB)
Damping factor	180 (20-20,000Hz, 8 ohms)
Minimum speaker impedance	4 ohms
Signal to noise ratio	116dB (IHF A-weighted)
Input impedance	12k Ohms
Input sensitivity	1.5V
Gain	26.5dB
Power requirements us	120V, 60Hz
Power requirements eu	230V, 50Hz
Power consumption	650W
Dimensions	431 x 188 x 454mm (17 x 7.5 x 17.875in)
Front panel height	4U / 176.8mm / 7in
Weight	21.8kg / 48.1lbs
Inputs	Single-ended RCA
Speaker terminals	Heavy duty binding posts
Trigger input	12V trigger
Power transformer	Rotel-designed and Rotel-built toroidal transformer
Capacitors	High quality slit foil capacitors made in Britain
Output devices	Discrete output transistors
Features	Class AB design, robust 5 x 120W power, high-current power supply, detachable IEC AC cord

Product Details

Rotel RMB-1555 Multichannel Power Amplifier delivers authoritative performance

Rotel RMB-1555 is a five-channel Class AB power amplifier engineered to provide controlled, high-current amplification for home cinema and multichannel music systems. Built around Rotel’s Balanced Design Concept, it focuses on proven engineering principles and precise execution to achieve accurate, engaging sound reproduction.

Rotel RMB-1555 power architecture provides confident control

Rotel RMB-1555 employs a Rotel-designed and Rotel-built toroidal transformer that supplies precise voltages at high current to the amplifier stages. The toroidal design also helps reduce stray electromagnetic emissions that could interfere with signal transfer, supporting cleaner audio performance.

Rotel RMB-1555 is conservatively rated at 120 watts per channel into 8 ohms with all five channels driven, demonstrating its ability to maintain performance across every channel rather than relying on less demanding test conditions. This design approach makes it well suited to immersive surround sound installations and demanding multichannel playback.

Rotel RMB-1555 amplifier design enhances musical accuracy

Rotel RMB-1555 uses discrete output transistors instead of integrated circuit output devices, providing greater thermal stability and avoiding many of the compromises associated with integrated solutions. The amplifier adopts a Class AB topology to balance substantial power delivery with thermal efficiency, supporting long-term reliability and consistent performance.

Rotel’s development process includes detailed component evaluation and extensive listening tests, selecting parts from its global supply network that meet its performance standards rather than simply satisfying minimum technical requirements.

Rotel RMB-1555 sound reproduction creates dynamic realism

Rotel RMB-1555 is designed to reproduce subtle musical details alongside large-scale dynamics. The amplifier aims to present delicate high-frequency textures, such as faint flute overtones, while retaining the authority and control required for powerful low-frequency effects in film soundtracks.

Its wide frequency response, low distortion characteristics and high damping factor contribute to accurate speaker control and faithful signal reproduction, helping deliver clear dialogue, detailed music and impactful cinematic effects.

Rotel RMB-1555 installation supports versatile system integration

Rotel RMB-1555 is suitable for use as the power stage in a high-performance home theatre, as a distribution amplifier for multiple audio zones or as the foundation of a flexible multichannel music system. The design includes heavy-duty speaker terminals, single-ended RCA inputs, a 12-volt trigger input for automated system control and a detachable IEC power cord for convenient integration into custom installations.

Rotel RMB-1555 engineering reinforces dependable operation

Rotel RMB-1555 incorporates high-quality slit foil capacitors made in Britain alongside its robust power supply architecture, reflecting an emphasis on component quality throughout the design. The combination of high-current capability, Class AB operation and carefully selected internal components supports dependable operation and the long-term reliability expected from a premium multichannel power amplifier.