Due to a lack of financial resources, we unfortunately have to suspend the import of any new radio frequency and mobile phone-related articles as of now (November 27, 2017). We apologize for this inconvenience and will keep you informed.

Global System for Mobile Communications

  • GSM
Communications engineering. International standard for the second generation of mobile communication systems. Transmission frequencies are 900 MHz, 1800 MHz and 1900 MHz. The data transfer rate is 9.6 Kbit/s. GSM is the worldwide most used mobile phone standard for telephony, data transmission (both packet and circuit switched) and short message service (SMS). The digital standard GSM was developed as the successor of the analog first generation of mobile communcation systems (1G, in Germany representative for the A, B and C nets).