Rev.7a (for units from ser.no. 51053/built 2010) 26.01.2010 This document substitutes previous versions page 32 of 34
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AIRCOM Manual
10.
Technical Data
10.1.
Microphone Inputs Commentators A and B
transformer balanced
input impedance approx. 1k
Ω
input gain 25dB … 69dB (typ.)
Pad, switchable -20dB
maximum input level +10dBu (Pad switched on)
frequency response 40Hz -1,5dB … 20kHz -1dB (typ.)
input related noise at max. gain -127dBu (typ., RMS, 20Hz…20kHz, source 200
Ω
)
swit48V phantom powering
LoCut, switchable, 24dB/Oct. below 80Hz
10.2.
Microphone/Line Input Commentator GUEST
Microphone (only values which do not to comply with 10.1):
input gain 21dB … 67dB (typ.)
no switchable Pad
maximum input level -10dBu
Line:
reference level +6dBu, gain range -6 … +20dB
input impedance approx. 10k
Ω
, maximum input level +18dBu (typ.)
frequency response 40Hz -1,5dB … 20kHz -1dB (typ.)
10.3.
Line Inputs
transformer balanced
except AUX IN L, AUX IN R and GUEST LINE IN: electronically balanced
input impedance approx. 10k
Ω
reference level +6dBu
maximum input level +18dBu (typ.)
frequency response 40Hz -1,5dB … 20kHz -1dB (typ.)
10.4.
Line Outputs
transformer balanced
except AUX OUT L und AUX OUT R: electronically balanced
output impedance approx. 60
Ω
reference level +6dBu
maximum output level +18dBu (typ.), with L6dBu (-1/+2dB)
10.5.
Headphones Outputs
output impedance approx. 25
Ω
maximum output level approx. +20dBu open circuit, +17dBu with 100
Ω
load
