NPX138N Series Panel Mount FM Transceiver
SM41 Installation and Operation Manual
Section 1 Rev: 1.00
Issue 4
Page 1-4
ENG-FORM: 800-0116.DOT
CONFIDENTIAL AND PROPRIETARY TO NORTHERN AIRBORNE TECHNOLOGY LTD.
1.5.1 Narrowband
Capability
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"1.6.1 Narrowband
Capability
"}
The letter N after the NPX138 designation indicates the capability for narrowband selection in addition to
wideband. If this part of the name is blank, the unit has wideband capabilities only.
NPX138
N
- 000
N
=
Wideband and Narrowband modulation
Blank
=
Wideband modulation only
1.5.2
Lighting Power
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Options
"}
The digit in the first position of the unit suffix indicates the lighting power used.
NPX138 N -
0
00
0
=
28 Vdc Lighting
1
=
14 Vdc Lighting
2
=
28 Vdc NVG NVIS A Compliant
5
=
5 Vdc Lighting
7
=
28 Vdc NVG Compatible Lighting
8
=
14 Vdc NVG Compatible Lighting
9
=
5 Vdc NVG Compatible Lighting
1.5.3 Special
Options
The digit in the second position of the unit suffix indicates any special options installed.
NPX138 N - 0
0
0
0
=
No Special options installed
5
= USFS
Standard
Guard
6
= Custom
Guard - consult factory for details
7
= Synthesized
Guard
Other
=
Special options installed - consult factory for details
1.5.4 Voice-Inversion
Encryption
The digit in the third position of the unit suffix indicates whether voice inversion encryption is installed.
NPX138 N - 00
0
0
=
No Encryption
1
= Encryption
Section 1 ends
The document reference is online, please check the correspondence between the online documentation and the printed version.
