Rotel RMB 1555: An exceptional multichannel amplifier

The Rotel RMB-1555 amplifier is versatile enough to function effectively in both high-end home theater setups and multi-room audio systems. It features five amplifiers, each capable of delivering 120 W at an 8-ohm load. The output stages utilize high-current transistors, providing excellent compatibility with a wide range of acoustic systems. Each channel's amplifier is constructed on identical printed circuit boards, designed with larger conductor cross-sections and minimized audio signal transmission lengths. The output transistors are affixed to substantial heat sinks, enhancing thermal management. Coupled with a combined operating mode of Class A/B, this design ensures the amplifier operates reliably even at elevated sound levels. Additionally, all components in the amplifier's circuitry are subjected to rigorous quality control measures.

The power supply of the Rotel RMB-1555 features a robust toroidal transformer designed by Rotel, ensuring meticulously controlled specifications. Additionally, the filter incorporates multiple capacitors connected in parallel, resulting in a substantial overall capacitance.

The Rotel RMB-1555 features RCA inputs along with sturdy screw terminals for connecting speaker systems. It offers trigger control capabilities, including a trigger output for activating additional AV components. Housed in a robust metal chassis with an elevated design, the amplifier promotes optimal air circulation and effective heat dissipation from its internal circuits.

The Rotel RMB-1555 boasts impressive output power and features a rapid-response protection circuit designed to address any irregularities. Both the front and rear panels of the amplifier are fitted with ventilation openings, enhancing its operational reliability. Additionally, the robust anti-resonance steel chassis includes a fifth support for improved structural stability. The amplifier also comes with a detachable power cable, allowing for easy replacement with an alternative cable if preferred.

Rotel RMB-1555 Specifications

• Output Power 5 x 120 W (8 Ohm)
• Frequency Response 10 Hz – 100,000 Hz
• Signal-to-Noise Ratio -116 dB
• Damping Factor 180
• Harmonic Distortion Less Than 0.003%
• Inputs 5 RCA, trigger
• Outputs 5 pairs of speaker terminals, trigger
• Sensitivity/Impedance 1.5 V / 12 kOhm
• Gain 26.5 dB
• Power Consumption 650 W
• Dimensions (WxHxD) 431 x 188 x 454 mm
• Weight 21.8 kg

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