Leitch 880 Series, Инструкция по эксплуатации

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880 Series Audio Distribution Amplifiers Instruction Manual 59
Chapter 14: Specifications
Preliminary—Contents are proprietary and confidential. Do not photocopy or distribute.
AMD-880 Mono Audio Distribution Amplifier
Module (600
Ω
Impedance)
Input
Output
Performance
Table 14-32. AMD-880 (600
Ω
Impedance) Input Specifications
Item Specification
Impedance > 30 k
Ω
, balanced
Max. level +30 dBm
Common mode range ± 20 volts
Common mode rejection > 90 dB @ 60 Hz
> 60 dB @ 20 kHz
Table 14-33. AMD-880 (600
Ω
Impedance) Output Specifications
Item Specification
Number of outputs 8
Impedance 600
Ω
balanced
Max. level +24 dBm
Output to output isolation > 70 dB 20 Hz to 20 kHz
Table 14-34. AMD-880 (600
Ω
Impedance) Performance Specifications
Item Specification
Gain range – 6 to +33 dB
( ± 6 dB on 18-turn pot, 0, +9, +18, +27
dB on jumper)
S/N ratio > 100 dB @ unity gain
20 Hz – 20 kHz, relative to +8 dBm
signal, unweighted
Frequency response < ± 0.05 dB , 20 Hz – 20 kHz, rel. to 1
kHz, any level up to +24 dBm
Total harmonic distortion < 0.05%, 20 Hz – 20 kHz @ +24 dBm
Intermodulation distortion < 0.02% SMPTE @ +18 dBm
Isolation between modules > 100 dB, 20 Hz – 20 kHz
Temperature range 41° – 104° F (5°– 40° C)