Fully Digital Audio Amplifier
PA-9075-x01-x
Features
Custom Designed for
Corporate Aircraft
Operates Directly from
+28 Vdc
Specially Coated for
EMI
Compact, Lightweight
Package
Installation Options
Easy To Mount and Connect
Capability of Up To Eight
Units per Installation
High Quality Output
Two Models for a Choice
of Speaker Outputs
Class D Amplifier
70 WRMS x 4 Channels
Fully Digital
Audio International, Inc
7300 Industry Drive
North Little Rock, AR 72117 USA
Tel: 501.955.2929
Fax: 501.955.2988
www.audiointl.com
Description
Audio International's PA-9075-x01-x provides fully digital audio amplification
through out an aircraft's cabin. Amplification of the cabin entertainment audio
as well as public address and chimes amplification can be accomplished by
utilizing this unique device. There are two models to choose from. The -101
model incorporates 4 full range speaker outputs, while the -201 model features
2 low frequency (woofer) speaker outputs and 2 full range speaker outputs.
Each model includes a single digital audio input, analog cabin briefer audio
input, discrete key inputs, PA audio output, RS-485 data bus interface, and
power/ground inputs. The PA-9075-x01-x has the ability to prioritize audio
inputs as well. For clean and undistorted audio, this amplifier will complete a
fully digital entertainment system.
Specifications
ElectricalPower:
1A @ +28 Vdc Nominal
13A @ +28 Vdc Maximum
Operating Range: +18 to +32 Vdc
PA InterfaceMicrophone Bias: 35 mA Maximum
PA Microphone:
Unbalanced, 10k Ohm input impedance; 3.5 VRMS
max input; 30 dB max gain
Balanced,
20k Ohm input impedance; 3.5 VRMS max
Briefer Audio:
input; 30 dB max gain
AES3 Digital Audio
Entertainment:
Audio In
PA Audio Output: Balanced, 600 Ohm Min output impedance; 7 VRMS
Max drive
7 VRMS Max drive
PA Sidetone:
Output
AmplifierClass D Amplifier: 20 Hz - 18 kHz
Output Power:
70 WRMS x 4 Channels
Weight:
Dimensions
(l x w x h)
2.02 lb / 0.92 kg
9.3" x 4.9" x 2.0"
24 cm x 12 cm x 5.1 cm
Fully Digital Cabin Audio Amplifier
PA-9075-x01-x
NOTE: The "-x01" in the model number represents the configuration of the
unit; a "-101" indicates a unit designed to accommodate 4 full range
speaker outputs while "-201" indicates a unit to accomodate 2 low
frequency (woofer) speaker outputs, 2 full range speaker outputs.
Dimensions and Mounting
0.3"
(0.8 cm)
8.8"
(22 cm)
4.9"
(12 cm)
J1
1.45"
(3.7 cm)
2.0"
(5.1 cm)
J2
9.3"
(24 cm)
8-32 x 1/2
GROUND STUD
0.25"
(0.64 cm)
EMERGENCY
POWER
RECEIVE
TRANSMIT
MAIN
POWER
LEFT
SPEAKER
ON
RIGHT
SPEAKER
ON
3.8"
(9.7 cm)
WOOFER 2 ON
WOOFER 1 ON
0.55"
(1.4 cm)
Pinouts
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
8.8"
(22 cm)
J1 Connector
Left Speaker 1 (Full Range for -201) HI
Reserved
Left Speaker 1 (Full Range for -201) LO
Reserved
Left Speaker 2 (Woofer for -201) LO
+28 VDC
+28 VDC
+28 VDC
Right Speaker 2 (Woofer) LO
Right Speaker 1 (Full Range for -201) LO
Reserved
Right Speaker 1 (Full Range for -201) HI
Reserved
Left Speaker 2 (Woofer for -201) HI
Emergency Bus +28 VDC In
+28 VDC
+28 VDC
Ground
Ground
Ground
Ground
Chassis Ground
Ground
Ground
Right Speaker 2 (Woofer for -201) HI
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
J2 Connector
MIC Bias
20
PA MIC Audio HI
21
Weight On Wheels Input (GND)
22
Briefer Audio HI
23
Reserved
24
AES-3 Input +
25
AES-3 Input 26
AES-3 Input Shield
27
ID Common
28
Data bus SH (Maintenance Port)
29
+28 VDC Output (Maintenance Port)
30
Ground Output (Maintenance Port)
31
Data bus A Output (Maintenance Port)
32
Data bus B Output (Maintenance Port)
33
ID 0
34
35
ID 1
36
ID 2
37
Reserved
Reserved
8.35"
(21.2 cm)
12 X O 0.28
0.45"
(1.1 cm)
PA MIC Audio LO
Reserved
Briefer Audio LO
Reserved
PA MIC KEY (Active GND)
Briefer KEY (Active GND)
PA Audio Output HI
PA Audio Output LO
PA KEY Output
Data bus A In (CMS)
Data bus B In (CMS)
Chime In (+28V)
TT Chime In (+28V)
Call In (Active GND)
Reserved
PA Sidetone Out HI
PA Sidetone Out LO
Low Tone (Active GND)
NOTE: The "-x" suffix denotes the type of connector utilized;
"-1" = Positronic and "-2" = D-Subminiature.
NOTICE: The information contained in this document is considered proprietary and is subject to change without notice.
This information may not be reproduced in any form without written permission from Audio Inernational.
2007 Audio International, Inc
All Rights Reserved