Appendix v: specifications – XTA DC1048 User Manual

Page 57

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Operator’s Manual

DC1048 Integrated Audio Management

Page 57

Appendix V: Specifications

Inputs: 4 electronically balanced
Impedance: > 10k ohms.
CMRR : >65dB 50Hz - 10kHz.

Outputs: 8 electronically balanced
Source Imp: < 60ohms
Min. Load: 600ohm
Max. Level: +20dBm into 600 ohm

Frequency Resp.:+½dB 20Hz-20kHz
-3dB @ 32kHz

Dyn. Range:>112dB 20Hz-20k unwtd

Distortion:< .02%@1kHz,+18dBm

Maximum Delay: 650 mS

Min Step Size: 0.3 µS

Input Gain: +6dB to -40dB in 0.1dB
steps

Output Gain: +15dB to -40dB in 0.1dB
steps and mute

Parametric Equalisation

8 per Input / 9 Sections per Output
Filter Gain: +15dB to -30dB in 0.1dB
steps.
Freq. Range: 19.7Hz - 32kHz, 1/36
octave steps.
Filter Q / BW: 0.4 to 128 / 2.5 to 0.008
(Sections switched to shelving
response)
Low frequency: 19.2Hz - 1kHz
High frequency: 1kHz - 32kHz
Shelf gains: ±15dB in 0.1dB steps.

High and Lowpass Filters

Filters: 1 of each per output.
Freq. Range HPF: 10Hz - 16kHz
1/36 octave steps.
Freq. Range LPF: 35Hz - 22kHz
1/36 octave steps.
Responses:
1

st

Order 6dB/Oct.

Bessel/Butterworth/Linkwitz-Riley 12-
24dB/Oct.
Bessel/Butterworth 18dB/Oct.

Limiters
Program Limiter:
Threshold: +22dBu to -10dBu
Attack time: 0.3 to 90 milliseconds
Release time: 2/4/8/16/32 x Attack
time

“D-Max” Limiter:
Attack Time: -60uS
Release Time: Slow/Medium/Fast

Display: 2 x 16 Character LCD

Input meter: 2 x 5 point, -24dB to
digital clip.

Output meter: 8 x 6 point, -24dB to
+4dB into limit.

Connectors

Inputs: 3 pin Phoenix

Outputs: 3 pin Phoenix.

Comms – USB (Front Panel)
RS485:3 pin Phoenix

Power: 3 pin IEC

Power: 60 to 250V ±15% @ 50/60Hz.

Consumption: < 30 watts.

Weight: 3.3kg. Net (4.7kg. Shipping)

Size: 1.75"(1U) x 19" x 11.8"

(44 x 482 x 300mm) excluding
connectors

Latency: 1.5mS (analogue in –
analogue out @ 96kHz)

Due to continuing product improvement
the above specifications are subject to
change.

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