Leitch 880 Series, Инструкция по эксплуатации

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880 Series Audio Distribution Amplifiers Instruction Manual 65
Chapter 14: Specifications
Preliminary—Contents are proprietary and confidential. Do not photocopy or distribute.
ASD-880-GR Stereo Audio Distribution Amplifier
Module
Input
Output
Performance
Table 14-50. ASD-880-GR Input Specifications
Item Specification
Impedance > 30K
Ω
, balanced
Max. level +30 dBu
Common mode range ± 20 volts
Common mode rejection > 90 dB @ 60 Hz, > 60 dB @ 20 kHz
Table 14-51. ASD-880-GR Output Specifications
Item Specification
Channels 2
Outputs per channel 4
Impedance Low impedance (66
Ω
, balanced)
Max. level +30 dBu
Output to output isolation > 70 dB 20 Hz to 20 kHz
Table 14-52. ASD-880-GR Performance Specifications
Item Specification
Gain range – 17 to +32 dB
(± 6 dB on 18-turn pot, 9 dB increments
on jumper)
Signal to noise > 100 dB @ unity gain
20 Hz – 20 kHz, relative to +8 dBu signal,
unweighted
Frequency response ± 0.05 dB, 20 Hz – 20 kHz, relative to 1
kHz, any level up to +30 dBu
Total harmonic distortion < 0.02%, 20 Hz – 20 kHz @ +30 dBu
Intermodulation distortion < 0.01% SMPTE @ +18 dBu
< 0.02% SMPTE @ +24 dBu
Isolation between modules > 100 dB, 20 Hz – 20 kHz
Interchannel crosstalk > 95 dB, 20 Hz – 20 kHz
Temperature range 41° – 104° F (5°– 40° C)