4081 User ManualIssue 2
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| Technical / Physical Information | |||
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| Dimensions |
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| 19" Rack Mount | Width mm (inches) | Height mm (inches) | Depth mm (inches) |
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| 2 units plus fixing | 218 (8½) | 88.2 (3½) | 267 (10½) |
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| Power Requirements |
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| External Power supply Rated Voltage |
| 100 – 240V AC | |||||
| External Power supply Rated Frequency |
| 50 - 60 Hz |
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| External Power supply Rated Current |
| 1.9A Max |
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Fuse (inside the 4081 unit):
Input voltage
Fuse rating / type
Location
48V DC
1A
(20mm x 5mm)
FS1
Mains Power
The power supply is universal input type and therefore no mains operating voltage setting is required.
Audio Specification
Mic Input | XLR input, Z in 1Kohm @ 1kHz | |
Gain +20 dB to +70 dB in 5dB steps | ||
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Maximum mic input level | +24dB | |
(with Pad) | ||
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Outputs | Max +26dB into 600 ohms | |
Z out 50 ohms | ||
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Distortion | <0.07% for 20dBm output from 50Hz to 10kHz @ 60dB Gain | |
Equivalent Input Noise | ||
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Line Input | Z in 50k ohm, unity gain, electronically balanced | |
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