6equipment supplied – PS Engineering PMA7000H Installation Manual User Manual
Page 6
PS Engineering
PMA7000H Series Audio Selector Panel and Intercom System
Installation and Operator’s Manual
200-780-0429
Page 1-3
Rev. 4, Dec 2012
Audio Selector Specifications
Audio selector panel input impedance:
510
Input Isolation:
-60 dB (min.)
Speaker Muting:
-60 dB (min.)
Speaker Output (into 4
) with no clipping
14 VDC:
28 VDC:
3 Watts (min.)
10 Watts (min.)
Receiver Inputs:
9 (Com 1, Com 2, Com 3, Nav 1, Nav 2, ADF,
DME, MKR, AUX)
Unswitched Inputs:
4
Transmitter Selections:
5 (Com 1, Com 2, Com 3
Com1/2, Com1/3)
Speaker Impedance:
4
Headphone Impedance:
150 – 1000
Headphone Output:
38 mW each headset, no clipping <1% THD
Microphone Impedance:
150 - 600
Intercom Specifications
Intercom Positions:
10 places (with individual IntelliVox® circuits)
Music Inputs:
2, (Independent, Stereo)
Music Muting:
>-30 dB "Soft Mute" when Com or intercom active.
Distortion:
<1% THD @ 38 mW into 150
Mic Freq. Response, 3 dB:
300 Hz - 6000 Hz
Music Freq. Response, 3 dB:
20 Hz - 18kHz
MARKER BEACON RECEIVER: (if equipped)
Frequency:
75 MHz Crystal Controlled
Sensitivity:
Low:
High:
Capable of: (preset at factory for field application)
1000
Volts (Hard) (360 to 570
V soft)
200
Volts (Hard) (130 to 200
V soft)
Selectivity:
-6 dB at ±10 kHz
-40 dB at ±120 kHz
External Lamp Output:
7.5 (±4 VDC unloaded, at maximum brightness) VDC
positive when active, max. current 125 mA
MM Sense:
Active high (4.5 ± 1.0VDC)
1.6
EQUIPMENT SUPPLIED
1 ea. of the following units:
Model
Description
Part Number
PMA7000H
PMA7000H Audio Panel with Marker Beacon and Stereo inter-
com.
7000H
PMA7000H
Same as PMA7000H with enhanced Cockpit Voice Recorder
output
7000H-CVR
PMA7000H Installation Kit: 250-007-0002
Description
Quantity
Part
Number
PMA7000 installation rack assembly
1
120-430-0420
Top Molex Connector Shell w/key, 44 pin, key 4/5
1
120-425-4402
Bottom Molex Connector Shell w/key, 44 pin, key 7/8
1
120-425-4400
Gold Plated Crimp Pins
88
425-001-0002
4 40 X 7/16 screw w/nylon patch
4
475-440-0007
Grounding bar
1
430-007-0001
6-32 X 3/4 pan head Phillips screw
2
475-632-0038
6-32 Nut Flat
2
475-632-0003