MA2355
Mixer / Amplifier
USER GUIDE
ROLLS CORPORATION
SALT LAKE CITY, UTAH
4/07
SPECIFICATIONS
MIXER
Input Impedance: Mic:
600 Ohms XLR balanced
Source: 22K Ohms RCA
Insert: 22K Ohms 1/4” TS unbal.
Max Input Level: Mic:
-14 dBV Mic level Max
Source: 24 dBV
Insert: 24 dBV
Connectors:
2: XLR, 6: Stereo RCA, 3: 1/4” TRS, 1: 1/4” TS,
1: 1/8” (3.5mm)
Phantom Power:
+12 VDC
Max Gain:
Mic:
60 dBV
Source: 26 dBV
Tone Controls:
+/-12 dB 100 Hz Bass
+/-12 dB 11kHz Treble
Noise Floor:
Speaker Out: -67 dBV
Pre Out: -90 dBV
THD + Noise:
-82 dBV
S/N Ratio:
96 dBV
Priority Attenuation:
60 dBV
POWER AMP
Recommended Load:
8 Ohms
Frequency Response:
60Hz to 20 kHz
THD + Noise:
.06% typical - 82 dBV
Power:
120 VAC
Size (W x H x D):
19” x 1.75” x 5” (48 x 4.5 x 12.7)
Weight:
5.5 lbs (2.5 kg)
SCHEMATIC
NOTE: THIS MANUAL ASSUMES THE USER HAS A WORKING KNOWLEDGE OF
AUDIO ELECTRONICS, BALANCED AND UNBALANCED CONNECTIONS, AND
PROPER SIGNAL LEVEL SETTING.
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