Mobile Phone Communication Trainer SA-929

The trainer is intended to demonstrate the installation, working, Signal analysis, Voltage analysis and troubleshooting of GSM Mobile Phone Communication. The trainer is fully comprehensive, easy to understand and perform experiments on Mobile communication with Fault findings. This has functional Block Diagram printed in multicolor on the front panel of the board with maximum test points and control sections enclosed in elegant poly coated wooden cabinet. On board detail block diagram of Transmitter Section, Receiver Section, Antenna Switcher, RF-IF Network section, UEM Section, CPU Unit, Interfacing Units, SIM Card Unit, Battery Charging, MIC section, Ringer/Vibrator section, Audio Amplifier and Speaker section. On board Power ON/OFF control. On board Battery Charging control. On board SIM Card Socket. On board Battery Socket. Fault created by Switches in UP-Normal & Down-Faulty condition. Facility to study Installation, Signal and Voltage analysis of all sections. Facility to create 3 Faults on various sections.
Technical Specifications :

• Power Supply - 110V - 250V AC 50Hz/60Hz
• DC Power Supply - +5V
• Cellular System  - GSM 2G
• GSM Bands - GSM 900/1800
• Uplink (TX) Frequency Band - GSM 900  -  890 to 915 MHz, GSM 1800 -  1710 to 1785 MHz
• Downlink (RX) Frequency Band - GSM 900 -  935 to 960 MHz, GSM 1800 - 1805 to 1880 MHz
• Channel Spacing - 200 KHz
• Duplex Spacing  - GSM 900  - 45 MHz, GSM 1800 - 95 MHz
• SIM Support - GSM smart Single / Dual
• Battery Type - Li-Ion 1000 mAH
• Display - LCD/LED
• Sound - Earphone and Speaker
• Total Faults - 3 Faults

Objectives :

• To study Basics of Mobile communication.
• To study principle and working of GSM network.
• To study the operating principle of Mobile Phone.
• To study the block diagram of GSM Mobile Phone.
• To study the Antenna Section/ Switching section.
• To study the RF / Network /IF section.
• To study the UEM / Power Section.
• To study the SIM Card section.
• To study the CPU section.
• To study the Audio Amplifier section.
• To study the MIC Section.
• To study the Ringer, Vibrator section.
• To study the Battery Charging section.
• To observe & note the signals at the various test points of above sections during the transmission and the reception of call.
• To study the 3 faults on SIM Card, Audio Amplifier and battery charging section.

Accessories Included : Mobile Battery, Power Cord, Hands free kit, Set of Patch Cords, Operating Manual.