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NAL RESEARCH CORPORATION A3LA-RM Quick Start Manual

Iridium satellite modem
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DEVICES DESCRIPTION
 A3LA-RM
The A3LA-RM is an Iridium satellite modem comprising a 9523 L-band transceiver (LBT) with an extended input voltage
range, and designed to transmit either AES 256-bit encrypted or unencrypted data via the Iridium satellite network. Services
supported include Dial-up data switch, Direct internet connection (or NIPRNET connection), Direct internet connection
using Apollo Emulator (only for DoD EMSS Gateway), SMS, SBD, RUDICS, and voice when combined with the DPL audio
handset. The A3LA-RM can be controlled by a DTE capable of sending standard AT commands via a serial port.
 A3LA-RM-MIL
The A3LA-RM-MIL is a variation of the original A3LA-RM. It functions the same as the A3LA-RM, but is also certified to the
environmental MIL-STD-810G standards and is IP67 rated.
IMPORTANT: The antenna must have a clear view of the sky during transmission.
SIM Reader under the Lid
DB-25 Multi-Interface Connector
A3LA-RM/A3LA-RM-MIL
QUICK START GUIDE
Iridium TNC Antenna Connector
Support Phone#: 571-833-2169
Support@Nalresearch.com
451-93156-014B
2023-03-31
Status
LEDs
1

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Summary of Contents for NAL RESEARCH CORPORATION A3LA-RM

  • Page 1 The A3LA-RM can be controlled by a DTE capable of sending standard AT commands via a serial port.  A3LA-RM-MIL The A3LA-RM-MIL is a variation of the original A3LA-RM. It functions the same as the A3LA-RM, but is also certified to the environmental MIL-STD-810G standards and is IP67 rated.
  • Page 2 AT and extended sets of AT commands.  POWER: The A3LA-RM accepts either 4.0 V – 5.4 V or 5.0 V – 32.0 V input through pin #4 and pin #16. Note that two pins are provided for the external DC input and two pins are provided for the associated external ground input (pin# 3 and pin#17).
  • Page 3 A3LA-RM/A3LA-RM-MIL Support Phone#: 571-833-2169 Support@Nalresearch.com QUICK START GUIDE 451-93156-014B 2023-03-31 DEVICE DESCRIPTION (continued)  Audio Interface With the DPL audio handset model DPLS0401-X and DB25 data kit model HRC-24-8R, the A3LA-RG can be used both as a data modem and a satellite phone. The modem’s status can be displayed on the A3LA-R handset LCD.

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