Neumann.Berlin KH 420, Руководство по эксплуатации

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24
| KH 420
Analog input
Input type XLR, electronically balanced
Impedance 14 k W
Input gain control (sensitivity) 0 dB to −15 dB
Output level control 94, 100, 108, 114 dB SPL
CMRR > 56 dB, 100 Hz to 15 kHz
Maximum input level 24 dBu
Digital input (when optional DIM 1 accessory is fitted)
Signal format XLR, BNC AES3, S/P-DIF
Impedance XLR, balanced 110 W (input)
Impedance BNC, unbalanced 75
W
(input and output)
Input switching Analog/Digital A/Digital B/Digital A+B
Digital converter: resolution, design 16 … 24-bit
Digital converter: sampling rates [kHz]* 22.05, 24, 32, 44.1, 48, 64, 88.2, 96,
176.4, 192
Digital sensitivity - 18 dBFS = 100 dB SPL at 1 m
Dynamic range: A-D-A, D-A
> 116 dB(A), 123 dB(A)
THD+N: analog delayed, digital
<
-
104 dB, <
-
106 dB (typically)
Maximum delay: time / distance
409.5 ms / 140.87 m (462' 2")
Maximum delay: audio-video synchronization
(lip sync) 10.2 at 40 ms/frame
12.3 at 33 ms/frame
Minimum delay resolution: time / distance
0.1 ms / 3.4 cm (1 3/8")
Latency D-A (with delay = 0 ms) ** 1.84 ms at 22.05 kHz
1.70 ms at 24 kHz
1.28 ms at 32 kHz
0.93 ms at 44.1 kHz
0.86 ms at 48 kHz
0.64 ms at 64 kHz
0.47 ms at 88.2 kHz
0.43 ms at 96 kHz
0.24 ms at 176.4 kHz
0.22 ms at 192 kHz
Latency A-D-A (with delay = 0 ms)
0.54 ms
DELAY setting acknowledgement
Neumann logo “Red” 1 flash
Digital error /Loudspeaker’s protection system is active
Neumann logo “Red” continuous flashes
*
These are the sample rates for which the delay setting value shown on the back panel is valid.
**
Depending on the sample rate, this value should be added to the delay setting on the back panel to give the total delay.
Product properties
Power consumption (idle) 60 W (+ 5 W when the DIM 1 is fitted)
Power consumption (full output AC) 800 W
Dimensions (H x W x D)
645 x 330 x 444 mm
(25
3
/
8
" x 13" x 17 1
/
2
")
External volume 93 l
Weight 35.0 kg (77 lbs 3 oz)
(+ 100 g (3 oz) when the DIM 1 is fitted)
Drivers
bass, midrange, treble magnetically shielded
250 mm (10"), 75 mm (3"), 25 mm (1")
EN