If the GSM module receives a call, it replies with an SMS of the current GPS coordinates and a few GPS coordinates seen earlier. Of course, a pre-paid SIM is required for this build, but those are ...

The GSM module, named after the Global System for Mobile Communications, attaches to the Matrix platform - either a POTS or ISDN codec - with just the change of a module.

Acting as a GSM module that can send and receive SMS messages is just the tip of the iceberg for this tiny device which we saw once before for a DIY GPS tracker.

What does GSM unlocked mean? GSM stands for Global System for Mobile communications. It is one of the two most used mobile technologies in the world today.

The module requires 9600-baud rate. The GSM modem is duly interfaced through level shifter IC for establishing RS232 communication protocol to the microcontroller.

Forecasting lower prototyping and short-run production costs, the GTC01 GSM/GPRS module is a complete GSM/GPRS platform supporting the Cinterion M2M Evolution range of GSM modems. Forecasting ...

When the proximity sensor detects movement in the mailbox, the GSM module calls a specified number, which can be a mobile phone or a home phone.

There has been much written and spoken, much consternation and disgust, questions and not many answers on the topic of the future of GSM alarm communication. One simple fact is true; it's growing ...

The G30 GSM/GPRS Series features small dimensions and a cost-effective design, making it an ideal choice for AMR, telematics, security, and ePOS. The G30 Series is offered in three tiers, each ...

Earlier this year, KrebsOnSecurity featured a post highlighting the most dangerous aspects of GSM-based ATM skimmers, fraud devices that let thieves steal card data from ATM users and have the ...