18 •
SM-900 Stereo Mode Operation Diagram
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| Note: When the power amp assign switch is set to the “Stereo” position, only the right and left Speakon |
Power Amp Assign Switch |
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| output jacks or left and right 1/4” output jacks may be used. Do not use the center Speakon jack as it is | |
set to “Stereo” position. |
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| provided for Bridge/Mono operation only. | |
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| OFF |
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| ON |
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| A/C LINE FUSE |
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| LEFT SPEAKER | ||||||
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| L SPKR |
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| SLO BLO |
| FUSE | 8 AMP |
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| FUSE | FUSE | |||||
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| 10 AMP |
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120VOLTS 50/60 HZ
960 WATTS
SPEAKER OUTPUTS
350W X2 STEREO
BRIDGE MONO
800W
12
RIGHT SPEAKER
R SPKR
FUSE FUSE 10 AMP
EFFECTS | X OVER | XLR PAD |
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LEFT | OUT |
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SEND |
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| PULL GND LIFT |
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| MIN | MAX |
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| BALANCED |
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| HI | OUT |
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STEREO |
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RIGHT | MONO |
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RETURNS | LOW | TO |
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| TUNER |
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| INPUT |
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| DIRECT | LINE |
This example shows two 8 ohm speaker enclosures, each connected to one side of the stereo power amp for a total load of 8 ohms per side. Although the minimum impedance that the
The following cabinet configurations can be used:
Speaker 1 = 8 Ohms | Speaker 2 = 8 Ohms |
SM-900 Power Output Ratings
Stereo Mode (per side) 400 watts @ 4 Ohms 240 watts @ 8 Ohms
144 watts @ 16 Ohms (minimum load = 2 Ohms)
•one 2 ohm enclosure (per side)
•one 4 ohm enclosure (per side)
•one 8 ohm enclosure (per side)
•two 4 ohm enclosures (per side)
•two 8 ohm enclosures (per side)