Rolls 8-Channel Mono/4-Channel Stereo Distribution Amplifier, 100 K Ohms Input Impedance, +20 dB Gain Switch

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About this item

The Rolls RA63b is an eight-channel mono or four-channel stereo distribution amplifier designed for the contractor/install market. The outputs are designed to drive high-level balanced lines in a sound distribution system. The screw terminals on the rear panel are for input and output and each output may power more than one line.

Key Features

  • Mono or Stereo Operation - mono input to eight outputs, or stereo inputs to four stereo outputs
  • +20 dB Gain switch
  • Screw Terminal inputs and outputs
  • The RA63b replaces the old RA63s. The new ra63b has all the same features, but has an easy access stereo mono switch

Technical Specs

Input Impedance 100 K Ohms balanced
Max Input Level +22 dBV
I/O Connectors Screw terminal; + - and ground
Output Impedance 50 Ohms balanced
Max Output Level +24 dB
Max Gain 20 dB
S/N Ratio >90 dB
Frequency Response 10 Hz - 40 kHz, +/- 1 dB
THD <.008%
Power 120 VAC 50-60 Hz, 15VA
Dimensions 19" x 1.75" x 6.5" / 482.6 x 44.45 x 165.1 mm
Weight 7 lbs / 3.18 kg
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