Iridium 9522B Satellite Voice & Data Module

Iridium 9522B Satellite Voice & Data Module


The Iridium 9522B transceiver can be utilised for a number of developer solutions and is compatible with existing Iridium voice and data services.

Iridium 9522B Satellite Voice & Data Module

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Smaller in size and weight than its predecessor the 9522A, the 9522B can easily be incorporated into a variety of applications by developers. It uses a DPL bus for voice, and data applications are supported via the RS232 serial interface.

The Iridium 9522B is a satellite transceiver that can send and receive voice and data from anywhere around the globe. It is easy to put to use in a variety of applications with any data terminal equipment that RS232 serial interface and AT command set. The following services are supported by the 9522B: dial-up data, direct internet connection, short message service (SMS), short-burst data (SBD), RUDICS, and voice.

The device can be incorporated into a number of end-user applications, e.g. maritime voice telephony terminal, asset tracking etc. All of Iridium's voice and data services are supported by the transceiver and is regulatory approved for FCC, Canada, and CE assuming an antenna with a gain of ~3dBi. The 9522B provides only the core transceiver module and SIM card reader, additional hardware and functionality must be provided by the developer.

The connector provides the following interfaces and connections:

  • Analog Audio
  • Control / Digital Audio
  • RS232
  • Power Input
  • On / Off


  • Single-board transceiver
  • Very small form factor
  • No SIM card
  • Simple AT command interface
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General Specifications
Dimensions 16.2 x 8.1 x 2.8 cm
Weight 420g
Operating Temperature Range -30°C to +70°C
Operating Humidity Range 25 to 75% RH
Storage Temperature Range -40°C to +85°C
Storage Humidity Range = 93% RH
Frequency Range 1616 MHz to 1626.5 MHz
Duplexing Method TDD (Time Domain Duplex)
Oscillator Stability ± 1.5 ppm
Input/output Impedance 50 Ohms
Multiplexing Method TDMA/FDMA
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