JA94-001A Dual Audio Controller
Installation and Operating Manual
Rev
B
Page 4
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/electret
Microphone inputs bias voltage
12 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
38 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
VOX Threshold level range relative to rated MIC input
VOX off Delay Time range
Transmit Timeout Timer
1.4.1.
3
Lights Input
LIGHTS INPUT ranges
LIGHTS INPUT current
1.4.2
Mechanical Specifications
Height
Behind panel depth
Faceplate width
Behind panel width
Weight
Material
Connectors:
J1
J2
J3
J4
J5
Mounting
Bonding
Installation kit part number
2.5 ± 1.0 seconds
-28 to +6 dB
0.5 to 2.0 seconds
90 ± 10 seconds
0 to 28, 0 to 14 and 0 to 5 Vdc
10 mA max.
1.875 in [47.63 mm] max
5.48 in [139.2 mm] max
5.75 in [146.1 mm] max
5.00 in [127 mm] max
1.99 lbs. [0.91 kg] max
brushed aluminum with conversion
coating
One 37-pin D-Sub male,
Slide lock posts
One 50-pin D-Sub male,
Slide lock posts
One 15-pin D-Sub male,
Slide lock posts
One 4 pole 3.5mm stereo jack
One 4-40
stud
, 0.5 in. max
4 Dzus fasteners
≤
2.5 m
Ω
INST-JA94
1.4.3
Environmental Specifications
The JA94-001A Dual Audio Controller has been qualified to the environmental conditions listed below. Environmental
categories for which TSO compliance has been demonstrated are listed in the
Environmental Qualification Form
in
Appendix B of this manual.
Temperature:
Operating
-45 °C to +70 °C
Ground Survival
-55 °C to +85 °C
Altitude
50,000 ft
Humidity
Cat A (48 hours)
Shock, Crash Safety
6 g, 20 g for 11 ms
1.4.4
Flammability of Materials
The JA94-001A complies with the requirements of RTCA/DO-160G Sec 26.3.3 "Flammability", through equivalent
flammability testing of materials and the Small Parts Exemption.