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Quick Start Guide

Rolls Corporation

Salt Lake City, UT

09/10

HR155

Rack Mount Speaker Monitor

HR155 Rack Mount Monitor

Is ideal for speaker monitoring anywhere space is limited. The all metal 
chassis of the HR155 will insure years of reliable use. The internal ampli-

fi

 er is designed to dissipate heat with in the chassis of the HR155, so no 

outside cooling is required (i.e. it can be mounted into a rack with units 
above and below it). 

SPECIFICATIONS

Input Impedance:  

10K Ohms

THD + Noise: 

 

.05% Typical

Frequency Response: 

100 Hz - 20 kHz (+0 / -3 dB)

Voltage Gain: 

              20 dB line

Current Draw: 

 

500 mA  nominal

Connectors: 

 

1 Female XLR, 1/8" TRS, 2 - RCA's

   DC 

Power 

Jack

Supply Voltage:                  15 VDC

Size: 

 

 

7.5" x 3.125" x 1.75"

Weight: 

  1.25 

lbs.

Speaker Size: 

 

(2 speakers) each 2.5" X 1.75"

pwr

MADE IN USA

HR155

POWER

www.rolls.com

VOLUME

STEREO IN

CH 4

CH 1

CH 2

CH 3

CH 4

LEVEL

LEVEL

LEVEL

LEVEL

PS12

CLASS AMP

   5 + 5 WATT MIX/AMP   

LEFT

RIGHT

MA251

3.5mm

STEREO

+

+

-

-

BOTH OUTPUTS MUST BE USED

PHANTOM

CH 1

INPUT

CH 2

INPUT

CH 3

INPUT

POWER

LINE

OUT

ON - OFF

CH 2 

MONO

INPUT

MUTE

R

R

R

L

L

L

MADE IN USA

www.rolls.com

LINE INPUT

IN

OUT

PS15

75889 01550

6

8

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