JA95-N01 Audio Controller - NVG
Installation and Operating Manual
Rev
B
Page 4
Intercom Tie Line Audio input Impedance
2000
Ω
±
10%
Output Impedance
Phone output Impedance
≤
60
Ω
Transceiver Microphone output Impedance
≤
80
Ω
CVR output Impedance
≤
80
Ω
Receive Composite Audio output Impedance
≤
80
Ω
Intercom Tie Line output Impedance
2000
Ω
±
20%
Output Load
Phone load
600
Ω
±
10%
Transceiver Microphone load
150
Ω
±
10%
CVR load
5000
Ω
±
10%
Receive Composite Audio load
600
Ω
±
10%
Intercom Tie Line type 1 rated load
2000
Ω
±
10%
Intercom Tie Line type 2 rated load
2000
Ω
±
10%
Intercom Tie Line type 1 maximum load
666
Ω
max (3 loads)
Intercom Tie Line type 2 maximum load
285
Ω
max (7 loads)
Volume Controls
Receive Audio control variation
32
±
3dB
ICS Audio control variation
42
±
3dB
Output Regulation
Output Regulation change in voltage level
≤3 dB
Output Regulation distortion
≤
10%
Input to output Crosstalk and Bleed-through Level
Input to Output crosstalk
≤55 dB
Input to Input Crosstalk Level
Input to Input crosstalk
≤60 dB
Audio Noise Level without Signal
Noise level below the rated output
≥
60 dB
1.4.1.2
Audio Performance, Other
CVR HI / LO output circuitry type (Normal)
differential
CVR HI / LO output circuitry type (Emergency)
single ended
Microphone inputs designed for MIC type
amplified dynamic
Microphone inputs bias voltage
11 Vdc
±
10%
Microphone inputs circuitry type
single ended
MUSIC LEFT / RIGHT HI / LO audio input circuitry type
differential
FRONT MUSIC LEFT / RIGHT audio input circuitry type:
single ended
MUSIC attenuation
40 dB max
RECEIVE AUDIO input circuitry type
differential
PHN HI / LO output circuitry type
single ended
MIC output circuitry type
differential
RX Composite Audio output circuitry type
differential
ICS TIE HI / LO Circuitry Type
differential
PHN HI / LO output music fade in duration
2.5 ± 1.0 seconds
VOX Threshold level range relative to rated MIC input
-30 to +12 dB
VOX Delay Time range
0.5 to 2.0 seconds
Transmit Timer duration
90 ± 30 seconds
