Mobile Telecommunication Trainer

The GSM module (Global System for Mobile communication) F 35 is a mobile station for transmission of voice and data calls as well as SMS (SMS- Short Message Service) in GSM Network.To control the GSM module there is an advanced set of AT commands according to GSM ETSI (European Telecommunications Standards Institute) 07.07 and 07.05 implemented.Modem utilizes the GSM standard for cellular technology. The GSM standard has been established for use in the European community and elsewhere. GSM modem is actually a low power radio transmitter and receiver. It sends out and receives radio frequency energy. When modem is used, the cellular system handling calls controls both the radio frequency and the power level of cellular modem. Experiments that can be performed GSM THEORY & STANDARDS Understanding of GSM technology, its network, GSM capability & data services. COMPONENT STUDY Understanding the concept of RF component & different parts which is related to RF environment like GSM 900/1800 dual band antenna,RF module & various connectors & evaluation board etc. RF ENVIRONMENTUnderstanding RF environment & study of GSM network by actually connecting to the GSM environment by any service provider SIM like Airtel, Idea, RPG etc. COMMAND LEVEL STUDY Real Time study of GSM 07.05 & 07.07 commands in various categories:- 1.Command concerning modem & simcard hardware. 2.Network registration commands. 3.Call control commands 4.Call setting commands. 5.Call information commands. 6.Phone Book commands. 7.Serial link control commands. 8.Message setting commands. 9.Storing / restoring commands. 10.Error message handling & survey. MEASUREMENT OF VARIOUS SIGNALS Signals can be measured on 40 pin connector (Test points) like SIM reset, SIM clock, SIM data, RTC etc.