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The Rolls RA250 Digital Stereo Power Amplifier (50 Watt/Channel) is designed for studio, home listening, installed sound, and live sound reinforcement applications where a medium wattage amp is required. The 1RU 19" rackmountable stereo amplifier features a Class-D design that is 85% efficient with two channels rated at 50W and able to drive impedances between 4Ω and 8Ω. The amplifier offers a frequency response of 20 to 20,000 Hz, a signal to noise ratio of 90 dB, and 25 dB of gain.
For inputs, the amplifier features a stereo pair of RCA connectors. For outputs the amplifier features two pairs of spring loaded speaker terminals. A gain knob on the front panel allows you to control the level of the signal. The amplifier features an overload protection circuit to guard against power surges and can operate in the range of 100 to 240V.
In the Box
Rolls RA250 Digital Stereo Power Amplifier (50 Watt/Channel)
Limited 1-Year Warranty
Table of Contents
50 W per channel
4 to 8 Ω
20 to 20,000 Hz
Equivalent Input Noise
100 microVolt typical, A-weighted with 600 Ω input