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RM70

Mic/Source Selector

USER GUIDE

ROLLS CORPORATION

SALT LAKE CITY, UTAH

10/06

SPECIFICATIONS

Input Impedance:  

 

Mic:  

 

600 

 XLR balanced

 

 

 

 

Line: 

 

22K 

 

 

 

 

Source:   

22K 

 gold plated RCA

 

 

 

 

Mic/Loop:  

22K 

 1/4" TS unbal.

Max Input Level:   

 

Mic: 

 

-14 dBV Mic level

 

 

 

 

 

 

+20 dB Line levl

 

 

 

 

Source:   

24 dBV

Max Gain: 

 

 

Mic: 

 

60 dB

 

 

 

 

Source:   

26 dB

In/Out Connectors: 

 

3: XLR, 4: Stereo RCA, 3: 1/4", 1: 3.5mm, 

 

 

 

 

1 screw terminal

Phantom Power:   

 

+12 VDC

Output Level: 

 

 

+17 dBV max

Output Impedance: 

 

51 

Phase Shift: 

 

 

<10 degrees, 20Hz to 20 kHz

Tone Controls (Sources):   

+/-12 dB 100 Hz Bass

 

 

 

 

+/-12 dB 11kHz Treble

Tone Controls (Mic): 

 

-3dB; 300 Hz C.W. 4 kHz C.C.W.

Tone Shelving Slope  

 

6 dB / Octave

Max S/N ratio: 

 

 

96 dB

Nose Floor: 

 

 

- 80 dB

THD: 

 

 

 

<.025%

CMRR:   

 

 

>52 dB (Mic)

Size: 

 

 

 

19" x 1.75" x 6"

 

 

 

 

(48.3 x 4.5 x 15 cm)

Weight:   

 

 

5 lbs. (2.3 kg)

SCHEMATIC

PLEASE NOTE: THIS DEVICE IS INTENDED FOR AUDIO PROFESSIONALS. 

THIS MANUAL ASSUMES THE USER HAS A WORKING KNOWLEDGE OF 

PROFESSIONAL AUDIO EQUIPMENT.

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