Rolls MA1705 70W Mixer/Amplifier for Paging and Background Music

SKU: ROLMA1705 MFR: MA1705
Rolls MA1705: Picture 1 thumbnail Rolls MA1705: Picture 2 thumbnail

List Price: $367.00

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About Rolls MA1705

The Rolls MA1705 is a single rack space mixer amplifier designed for installation applications. 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 amplifier provides 70 Watts of power when connected to a 70 volt speaker system. Important Notices: The front panel acts as the heat sink for this unit and may get hot under a heavy load.

Rolls MA1705 Features

  • Two Microphone inputs with phantom power
  • Tone controls for each Mic input
  • Three stereo Source inputs (mixed to mono)
  • Bass and Treble controls on Sources Two and Three
  • Priority ducking on Mic Two and Source One
  • Dual pre-master level Record Output
  • Fault protected power amp
  • Balanced 70 volt line output
  • Spring-loaded output terminals
  • Clip indication
  • FR4 Double-sided epoxy circuit board
  • Socketed ICs

Rolls MA1705 Specifications

Output Power
70 watts (For 70V System)
Input Sensitivity
Mic: -14 dBV
RCA: 24 dBV
Amp Insert: 24 dBV
Input Impedance
Mic: 600 ohms
RCA: 22 k ohms
Amp Insert: 22 k ohms
Mic: 60 dBV
RCA: 26 dBV
Frequency Response
60Hz - 20kHz
Signal-to-Noise Ratio
96 dBV
Total Harmonic Distortion (THD)
Input Connections
2 x 3-Pin XLR Female
3 x Stereo Pairs of RCA Jacks
1 x 1/4" Power Amp Insert
Output Connectors
1 x RCA Stereo Pair
1 x Spring-Loaded 70V Line Output (Balanced)
Controls Front Panel
Power Switch
5 x Volume Level Controls
2 x Mic Tone Controls
1 x Bass Control Knob
1 x Treble Control Knob
1 x Master Output Level Knob
Controls (Rear)
2 x Priority Dipswitches
2 x Phantom Power Dipswitches
Power and Clip LEDs on Front Panel
Front Panel Acts as Heatsink
Dimensions (W x H x D)
19 x 1.75 x 5" (483 x 44 x 127 mm)
5.5 lbs (2.5 kg)
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