Rolls RM67

The RM67 is a single rack space mixer designed for the install/contractor market. The unit mixes three balanced microphones with four stereo sources to mono or stereo balanced outputs. The XLR Microphone Inputs have Mic/Line level switches, a send/return Insert jack, and individually switchable +12 VDC phantom power. Priority talkover, with variable Duck Sensitivity is available on one microphone for paging, and on one Source input for use on a jukebox. telephone system, etc. Each Microphone input has a level and tone control, and each Source input has a level control. Bass and Treble controls have been provided for all the sources, and a Master Output Level control adjusts the level of all mixed signals. Source One has an added front-panel 3.5mm input. A pre-Master RCA output has been provided for recording, and a Remote Volume output jack is provided for connection to a 100K ohm linear taper potentiometer and used as an external master level control.

RM67 Mic/Source Mixer

Three XLR mic inputs with switchable phantom power and input padding
Clip LEDs for each Mic input.
Mute jack, contact closure to ground main output mute.
Master Level control.
Remote Volume jack (connects to an optional 100K ohm potentiometer).
Stereo Record Out.
Priority ducking/talk-over for microphone paging, and jukebox.
Mic Insert jack for adding signal processing to the Mic Inputs.
Four stereo RCA line/consumer level inputs.
Master Bass and Treble controls (sources only).

Specifications

Mic: 600 Ohms XLR balanced
Size: 19" x 1.75" x 6" (48.3 x 4.5 x 15 cm)
Noise Floor: - 80 dB, THD: <.025%, S/N Ratio: 96 dB
Tone Controls: +/-12 dB 100 Hz Bass +/-12 dB 11kHz Treble
Max Gain: Mic: 60 dB Source: 26 dB
Output Impedance: 51 Ohms
Output Level: +17 dBV max
Phantom Power: +12 VDC
Connectors: 3: XLR, 6: Stereo RCA, 3: 1/4" TRS, 1: 1/4" TS, 1: 3.5mm
Max Input Level: Mic: -14 dBV +20 dB Line level
Mic Insert: 22K Ohms 1/4" TS unbal.
Source: 22K Ohms gold plated RCA
Line: 22K Ohms
Weight: 5 lbs. (2.3 kg)