Rolls RM67 Microphone/Source Mixer
The RM67 isa single rack space mixer designed for the install/contractor market. The unitmixes three balanced microphones with four stereo sources to mono or stereobalanced outputs. The XLR Microphone Inputs have Mic/Line level switches, asend/return Insert jack, and individually switchable +12 VDC phantom power.Priority talkover, with variable Duck Sensitivity is available on onemicrophone for paging, and on one Source input for use on a jukebox. telephonesystem, etc. Each Microphone input has a level and tone control, and eachSource input has a level control. Bass and Treble controls have been providedfor all the sources, and a Master Output Level control adjusts the level of allmixed signals. Source One has an added front-panel 3.5mm input. A pre-MasterRCA output has been provided for recording, and a Remote Volume output jack isprovided for connection to a 100K ohm linear taper potentiometer and used as anexternal master level control.
Key Features
- Three XLRmic inputs with switchable phantom power and input padding
- Clip LEDsfor each Mic input
- Mute jack,contact closure to ground main output mute
- Master Levelcontrol
- RemoteVolume jack (connects to an optional 100K ohm potentiometer)
- StereoRecord Out
- Priorityducking/talk-over for microphone paging, and jukebox
- Mic Insertjack for adding signal processing to the Mic Inputs
- Four stereoRCA line/consumer level inputs
- Master Bassand Treble controls (sources only)
TechnicalSpecifications
Mic
600 Ohms XLRbalanced
Size
19″ x1.75″ 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 100Hz Bass +/-12 dB 11kHz Treble
Max Gain
Mic: 60 dBSource: 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 Ohms1/4″ TS unbal.
Source
22K Ohmsgold plated RCA
Line
22K Ohms
Weight
5 lbs. (2.3kg)
