Rolls MA2152 Stereo 70V Mixer/Amplifier - 100 Watts/Ch - 2RU - B-Stock


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Dale #:ROLL-MA2152BSTK
Condition: B-Stock
This unit was returned to us with slightly visible wear on rack ears and small scratch on top front cover.
Power cable and manual are included and comes in factory box.

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 MA2152 is a two rack space mixer amplifier designed for restaurants, schools, churches, clubs etc. The unit provides a compact and efficient way to mix up to three sources such as AM/FM tuners, CD players, and video players with up to two microphones. Priority talkover is provided on Microphone One for paging, and on Source Three for a jukebox, telephone, etc. The power output section may be connected to 4, 8, or 16 ohm speakers, or directly connected to a 70 volt system without the need for additional transformers. Several configuration options are possible including full stereo, mono 70V, dual mono 25V, etc..


    • Two Microphone inputs with phantom power
    • Tone controls for each Mic input
    • Three stereo Source inputs.
    • Bass and Treble controls on Sources One and Two.
    • Priority ducking on Mic One and Source Three
    • Stereo pre-master level Record Output
    • Fault protected power amp
    • Amp will drive 25 or 70 volt lines directly
    • FR4 Double-sided epoxy circuit board
    • Socketed ICs
    • Made in the U.S.A
    Input Impedance: Mic:600 Ohms XLR balanced
    Source22K Ohms RCA
    Insert22K Ohms 1/4” TS unbal
    Max Input Level: Mic:-14 dBV Mic level Max
    Source24 dBV
    Insert24 dBV
    Connectors:2: XLR, 8: Stereo RCA, 3: 1/4” TRS, 1: Stereo 3.5 mm
    4: Binding posts
    Phantom Power+12 VDC
    Max Gain: Mic:60 dBV
    Source26 dBV
    Tone Controls+/-12 dB 100 Hz Bass+/-12 dB 11kHz Treble
    Noise FloorSpeaker out: -67 dBV
    Pre Out-90 dBV
    S/N Ratio96 dBV
    Priority Attenuation60 dBV
    Power Output, Stereo100 Watts RMS/Ch. 4 Ohms (Both channels driven)
    70 Watts RMS/Ch. 8 Ohms
    Bridged200 Watts RMS - 8 Ohms/70V
    Output Matching4, 8, 16 Ohms, 25V Stereo, 70V Mono
    THD<.08%, (1 kHz @ 1 Watt)
    OutputsRCA Record Out, 5-Way binding post Power
    Amp Outputs
    Power Bandwidth60 Hz - 30 kHz, +/- 1 dB
    Damping Factor> 150
    Slew Rate100 Volts/microSecond
    Phase Shift<10 Deg., 20 Hz - 20 kHz
    Power120 VAC, 60 Hz 2.5A
    Size19” x 3.5” x 7.5” (48 x 9 x 19 cm)
    Weight12 lbs (5.5 kg)
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