AA95-766 Single Channel Audio Controller
SM95-766 Installation and Operation Manual
June 20, 2012 Rev: 3.00
Page 1-3
ENG-FORM: 800-0100.DOTX
CONFIDENTIAL AND PROPRIETARY TO ANODYNE ELECTRONICS MANUFACTURING CORP.
Impedance
1
k
Ω
±10% for receive inputs
1 k
Ω
±10% for co-pilot and passenger mic inputs
(150
Ω
amplified dynamic Industry standard ‘carbon
equivalent’ type. 250 mVrms for rated output)
5 ±1
Ω
for pilot mic input (5
Ω
dynamic Military M87
or equivalent, 0.1 to 1.0 mVrms 250 uVrms for
rated
output)
1.3
k
Ω
±10% for Direct Audio input
Circuitry Type
All are single ended inputs.
Coupling <-50
dB
Key lines
Pilot & co-pilot transmit PTT
Rear hand mic transmit PTT
Pilot
&
co-pilot
ICS
PTT
Output Signals:
Quantity 6
Headphone
outputs
6
Transmitter
mic
outputs
5
Transmitter
keyline
outputs
Headset Rated level
12.3 Vrms or 250 mW (24 dBm) into 600
Ω
Circuitry Type
Single-ended, except for phones, which are
balanced.
Freq. Response
Sidetone
<6 dB from 370 Hz to 2800 Hz
Receive inputs
<6 dB from 370 Hz to 2800 Hz
Intercom
<6 dB from 350 Hz to 2800 Hz
Distortion
<10% THD+N @ rated power output
Audio Noise Level
>50 dB down from rated output (no signal)
Coupling
<-50
dB
Output Regulation at 400%
<10% distortion /
∆
3 dB max of rated output power
and 75% of rated load.
Keylines Transmit
key
is
active
low
Intercom
keyline
is
active
low
