Rolls RA2100b 100 W per Channel into 4 Ohms with 25/70V Audio Distribution Stereo Power Amplifier


Have a Question? Call Toll Free: 888-462-7828

Live Chat Email Us
Dale #:ROLL-RA2100B

Availability: In Stock

Available for immediate shipment and pick-up from our Jamaica, New York location. In-store pick-up is available Monday through Friday from 8:30 am to 5:30 pm
Free Shipping (Continental US)
  • The RA2100b is a stereo 100W/channel RMS power amplifier in a standard 2 rack space format. It is intended for professional audio and distributed musical applications. The unit features 100 Watts per channel RMS into four ohms, 85 Watts per channel into eight ohms, and for the contractor - 70 Volts / eight ohms. The unit also features MOSFET drivers in a voltage and current gain circuit and a one-second input turn-on delay. The RA2100b will drive 25 Volt speaker lines directly from each channel, or 70 Volt lines bridged.

    • 100 Watts RMS per output (4 Ohm)
    • 85 Watts RMS per output (8 Ohm)
    • 200 Watts RMS into 70 Volt (8 Ohm)
    • 1/4 and RCA inputs
    • Fault Protected Output Stage
  • Power Output, Stereo100 Watts RMS/ch. 4 Ohms, 85 Watts RMS/ch. 8 Ohms
    Bridged200 Watts into 70 Volt or 8 Ohms
    Minimum Load Impedance4 Ohms (8 Ohms bridged)
    Sensitivity<1 VRMS for full output
    THD<.05% (500 Hz @ 1 Watt)
    S/N Ratio>95 dB A Weighted
    Power Bandwidth70 - 30 kHz +/- 3 dB
    Damping Factor>150
    Slew Rate100 V/microSecond
    Phase Shift<10 Deg., 20 Hz - 20 kHz
    Input Impedance10 K Ohms balanced
    Power120 VAC 60 Hz 2.5A, 230 VAC 50 Hz
    Size19" x 3.5" x 7.5" (48 x 9 x 19 cm)
    Weight12 lbs (5.5 kg)
  • Shipping rates calculator