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40-VLZ3
402-VLZ3
Appendix C: Technical Information
Specifications
Main Mix Noise
(20 Hz–20 kHz bandwidth, 1/4" main out, chan-
nels 1–2 gain @ unity, channel EQs flat,
stereo-pan button in.
Main mix knob down, channel level knobs
down: –103 dBu
Main mix knob unity, channel level knobs
down: –98 dBu
(102 dB Signal to Noise Ratio, ref +4 dBu)
Main mix knob @ unity, and channel level
knobs @ unity: –92 dBu
Total Harmonic Distortion (THD)
(1 kHz @ 35 dB gain)
20 Hz–80 kHz bandwidth <0.005%
20 Hz–20 kHz bandwidth <0.003%
Attenuation (Crosstalk)
(1 kHz relative to 0 dBu, 20 Hz–20 kHz band-
width, line in, 1⁄4" main out, gain @ unity.)
Main mix knob down: –70 dBu
Channel level knob down:
–94 dBu
Frequency Response
(Mic input to any output.)
20 Hz to 50 kHz: +0 dB/–1 dB
20 Hz to 90 kHz: +0 dB/–3 dB
Equivalent Input Noise (EIN)
(Mic in to main out, max gain.)
150 ohm termination: –129.5 dBu
20 Hz–20 kHz
Common Mode Rejection Ratio (CMRR)
1 kHz: better than –70 dB
Maximum Levels
Mic in: +21 dBu
Tape in: +24 dBu
All other inputs: +22 dBu
All outputs: +22 dBu
Impedances
Mic in: 3.4 kilohms
All other inputs: 10 kilohms or greater
Tape out: 1.0 kilohms
Phones output: 60 ohms
All other outputs: 120 ohms
EQ
High Shelving ±15 dB @ 12 kHz
Low Shelving ±15 dB @ 80 Hz
Power Consumption
8 watts
(H x W x D)
7.3" x 5.8" x 1.6"
(185.5 mm x 146.9 mm x 40.7 mm)
Weight
With power supply 3.0 lb (1.36 kg)
Without power supply 2.5 lb (1.1 kg)
LOUD Technologies Inc. is always boldly
striving to improve our products by incorporat-
ing new and improved materials, components,
and manufacturing methods. Therefore, we
reserve the right to change these specifications
at any time without notice.
“Mackie,” and the “Running Man” are regis-
tered trademarks of LOUD Technologies Inc.
All other brand names mentioned are trade-
marks or registered trademarks of their respec-
tive holders, and are hereby acknowledged.
The technical writer responsible for this
owner's manual lives in an odd kind of
dreamworld on Thursday afternoons. Therefore
it is possible that all the instructions given
here might only be true on a small blue-purple
planet in the outer spiral arm of the Great
Andromeda Galaxy. Please check our website
for any possible updates to this manual.
©2007 LOUD Technologies Inc. All Rights
Reserved.