Globalstar Product Management – Technical Support

Globalstar GSP2900 and FAU200 phones have been interfaced to many PBX systems. In most Read the rest of this entry »

There are two types of signaling – ground start and loop start — commonly used to Read the rest of this entry »

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The GSP-1720 audio system is designed to support Voice Calls. The audio system is designed to function in a near field application such as a headset or a handset.

Audio levels at the 22-pin connector are as follows:

Audio OUT

• Output impedance = 10 ohms, intended to drive a 16 ohms load
• Freq response = 300 Hz to 3300 Hz
• Output power = 8 mW into 16 ohm full scale out with VDD 2.5 V-2.7 V
• Power Supply rejection ratio = 45 dB

Audio IN

• Input Impedance = 35 Kohms
• Freq response = 300 Hz to 3300 Hz
• Max Input Voltage = 64.5 Vrms

Click HERE to download the GSP-1620 Integrator’s Reference Manual

The Qualcomm AT command set includes the commands AT+MS and AT+CFG.  These commands offer the ability to customize the behavior of the Globalstar Gateway modems so that they are more compatible with Read the rest of this entry »

The GSP-2900, GSP-2800 and GSP-2400 are different packaging variations of the same radio product.  For this family of products, the regulatory approval documents can be found HERE. Read the rest of this entry »

The cable pinout for the GSP-2900 UTDM PST cable is provided HERE.

The ENCL-GCK-009a Extreme Maritime Enclosure can be used for any low profile Globalstar antenna.  This includes antennae for the following Globalstar products Read the rest of this entry »

The RGBST03 registration controller keeps the Globalstar Fixed Phone (GFP) from going to sleep, thereby providing maximum Read the rest of this entry »