GSP-1720 Data/Voice Module Only

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Product Overview

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The GSP-1720 satellite data and voice module enables full two-way data and voice capability, allowing the development of new and creative tracking and monitor & control applications to full-featured fixed telephone service for remote areas.

For Supervisory Control and Data Acquisition (SCADA) applications, the GSP-1720 Satellite Data/Voice Module (SDVM) can provide either Direct or Dial-up Internet as well as asynchronous computer to computer connectivity. These options provide communications with land and marine-based equipment, while complementing mobile and stationary field solutions. 

Mobile or stationary, the GSP-1720 helps you monitor, control or track assets remotely through the Globalstar satellite network – affordably and with low-power requirements. 

Designed for multiple applications, the GSP-1720 Module offers a flexible solution for the Original Equipment Manufacturer (OEM), as well as providing a developer's kit for accelerated time to market. Developer's cables still available for an additional $125


  • Applications SCADA
  • Telemetry
  • Remote Monitoring
  • Environmental Monitoring
  • Aviation
  • Process Control
  • Remote Diagnostics


Advantages & Features

 Satellite Data/Voice Module Features

  • Globalstar Satellite Data Service
  • Globalstar Satellite Voice Service

 Data Services

  • Direct Internet or Direct Dial-up Circuit Switched Data
  • 9.6 kbps full duplex service (express data available up to 19 kbps)
  • Utilizes standard and enhanced "Hayes Modem" AT commands
  • Compatible with Windows 98/2000/XP/NT/ME/Vista
  • Dial-up networking, Asynchronous data communications static IP
  • Short Messaging Service (SMS): 35 character incoming

 Voice Services

  • Crystal clear voice quality: Superior CDMA digital satellite quality
  • Automatic system select: Just apply power to the unit and your Globalstar module will automatically seek out the Globalstar network.

 GSP-1720 Includes

  • The Satellite Data Voice Module (SDVM) OEM board


Installation Options


Choose from three antenna forms in either passive or active versions that allow for remote antenna installations.

  • Optional Accessories (not included) – RF antenna cables. Power Supply & multi-mode data/power cable no longer available.


Required Data Plans

Globalstar Data Plan 1: 

$39.99/ monthly/ subscriber includes 9,000 seconds with overage at $0.0035/ second at 1 second incremental billing.

Globalstar Data Plan 2:

$49.99/ monthly/ subscriber includes 12,000 seconds with overage at $0.0035/ second at 1 second incremental billing.

Globalstar Data Plan 3:

$59.99/ monthly/ subscriber includes 15,000 seconds with overage at $0.0035/ second at 1 second incremental billing.

All plans have NO ACCESS FEES or ACTIVATION FEES! Voice calls @$0.99/ minute. Standard roaming rates applies. Voice only plans also available!


Technical Specifications

Operating Frequency

Transmit: 1610 - 1625 MHz 
Receive: 2484-2499 MHz 

Maximum Transmit Power

Passive antenna: +26 dBm (400 mW) 
Active antenna: +29 dBm (800 mW)

DC Input Voltage +4.7 V to +5.1 V (7.0 V optional for active antenna)

Power Consumption Estimates @ 12V Input:






















User Ports 22 pin Molex connector with pin-outs for data port, auxillary port (control/NEMA), audio and power. 
USB-B connector for data and diagnostics connectivity.
Module Antenna Connectors: TX SMA female, RX SMA Male

Antenna Connectors: 
Passive: TX SMA Female, RX SMA Female 

Active: TX SMA male, RX SMA female, Diagnostic Monitor and Software Upgrade USB-B Connector

Module Dimensions: 4.7 in (119 mm) x 2.4 in (65 mm) x 0.59 in (15 mm)
Module Weight: less than 2.15 ounces (60 grams)
Certificaiton FCC, ETSI, IC
Module Environmental Conditionsn Operating: -22 to +140ºF (-30 to +60ºC) 
Storage: -40 to +185ºF (-40 to +85ºC) 

Coverage may vary. Specifications subject to change without notice. 

Warranty Information

One year manufacture's warranty


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