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Operating Manual - DLM-821 Stereo Ducking Line/Microphone Mixer
9. DIMENSIONS
.
(1 2)
10. SPECIFICATIONS
DISTORTION
THD at +20 dBu, 20Hz-20KHz . . . . . . . . . . . . . <0.05%
HUM & NOISE (20Hz-20KHz)
residual output noise, all levels at minimum <-100dBu
MASTER OUT, MASTER LEVEL and one
INPUT LEVEL at nominal (unity gain) . . . . . <-83dBu
FREQUENCY RESPONSE
20Hz-20KHz . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±0.2dB
SIGNAL LEVELS
Maximum input level . . . . . . . . . . . . . . . . . . . . . . +23dBu
Maximum output level . . . . . . . . . . . . . . . . . . . . . +23dBu
VOLTAGE GAIN (dB±1)
INPUTS
MASTER OUTPUTS (levels at nominal) . . . . . . . . 0dB
INPUT to MASTER OUTPUT (levels at max) . . . 25dB
Ch.1 - 4 INPUT in MIC position to
MASTER OUTPUTS . . . . . . . . . . . . . . . . . . . . . . . . 56dB
DUCKER
Ch. 1-2 ducking threshold (mic) . . . . . . . . . . . . . -60dBu
Ch. 1-2 ducking threshold (line) . . . . . . . . . . . . . -30dBu
Ch. 3-8 default ducking level . . . . . . . . . . . . . . . . . -20dB
Ch. 3-8 optional ducking level . . . . . . . . . . . . . . . . -90dB
Figure 9.1: Dimensional Drawing for DLM-821 Ducking Mic/Line Mixer in Inches (mm)
1 .
(432)
1 .
(4 3)
1 .3
(4 )
CROSSTALK
adjacent inputs or input to output at 1KHz . . . . <-80dB
adjacent inputs or input to output at 20KHz . . <-60dB
VU METERS
Two 5-segment LED meters. . . . . . . . . . . . . 0VU=+4dBu
PEAK INDICATORS
activated when internal signal is 3dB below clipping
PHANTOM POWER
Phantom power voltage . . . . . . . . . . . . . . . . . . . . . . +18V
SHIPPING WEIGHT
10 lb (4.5kg)
NET WEIGHT
7.2 lb (3.3kg)
POWER REQUIREMENTS
98 VAC - 125 VAC, 50-60 Hz,
15 watts (240 VAC available)
*unless otherwise stated, specification conditions are: 150
ohm source, all levels set at nominal, outputs into 2.7k
ohm or greater.
9
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