Specifications

2 The Multisonic Imager
11
Specifications
Front Panel Controls
Stereo Input/Image:
Level, C/S Image Balance, Surround
5.1 Input:
Level, 5.1-to-Multisonic switch
Discrete Sub Input:
Low-Pass Filter switch
Output Levels:
Subwoofer Level, Center Level, Left/Right
Level, Surround Level
Output Switches:
L/C/R Output High-Pass Filter, LC and CR
Setup.
Front Panel Indicators
Signal Present (green) and Clip (red) for each of:
Subwoofer, Center, Left/Right, and Surround
Outputs
Setup Function (yellow)
Power On (blue)
Inputs
Stereo Left and Right, Discrete Center and Discrete
Subwoofer:
XLR connectors; balanced/differential inputs;
+22 dBu maximum input level; 22,000 ohms
input impedance.
Stereo Left and Right (unbalanced):
Gold RCA phono-type connectors for three
stereo input connections; +11 dBu maximum
input level, 8,500 ohms input impedance.
5.1 Input (M86 only):
Gold RCA connectors for left, center, right,
subwoofer, left surround, and right surround;
+11 dBu maximum input level, 8,500 ohms
input impedance.
Outputs
Left, Center, Right, and Subwoofer:
XLR connectors; balanced, +26 dBu maximum
output into 1200 ohms, 100 ohms differential
output impedance.
Left Surround, Right Surround (M86 only):
XLR connectors; balanced, +26 dBu maximum
output into 1200 ohms, 100 ohms differential
output impedance.
Subwoofer Crossover Filters
Fourth-order Linkwitz-Riley filters.
Crossover Frequency: 95 Hz
Signal Path
Frequency Response, any input to any output
(except crossover filter paths):
20 Hz to 20 kHz ±1 dB.
Total Harmonic Distortion:
At max. output: < 0.03%, 20 Hz - 20 kHz.
Typical: 0.005%, 20 Hz - 20 kHz.
Output Noise, 20 Hz to 20 kHz:
< -84 dBu symmetrical, < -90 dBu
unsymmetrical.
Power Source
Ac line voltage:
120 or 240 Vac, selectable with internal
jumpers.
Power consumption:
10W max.
Grounding:
Grounding ac plug; grounded chassis.
Dimensions
1U rack space.
19" x 1.75" x 10.5"
(48.3 cm x 4.45 cm x 26.7 cm)
Shipping Weight
15 lbs. (6.8 kg)
Note: 0 dBu = 0.775 Vrms
Block Diagram
The block diagram of the M86 is shown in
Figure 7
,
and the block diagram for the M44 is shown in
Figure 8
. This shows the internal signal path routing
and helps to illustrate its design and signal-
processing capabilities for various audio
applications.