深圳市鑫成通电子有限公司优价提供GPS信号发生器GSS4100 GSS4200 GSS6100 STR4500 GPS测试系统The MSG-2050 is a signal generator designed for generating the simulation signal of GPS (Global Positioning System) satellite.This unit can be used for adjustment and inspection of car-navigation systems with GPS receivers and relative GPS receivers, and it has been developed for control all functions by GP-IB in addition to simple operation, and also by RS-232C.This unit is most suitable for using in the production lines, and is compact and lightweight signal generators with the output terminal for data signal of C/A, NAVI and etc. FEATURES ■ Frequency stability of internal reference oscillator is less then 5×10-7 ■ Rapid changing output level and the level range is from -80dBm to -140dBm ■ Doppler shift function is not built-in ■ The output terminal is DC-cut to able to connect to the powered antenna cable. ■ All NAVI data preset by GP-IB line and also RS-232C. ■ An automatic Z count increment function is equipped so as to synchronize with real time clock. ■ The front panel operation can be programmed by GP-IB and RS-232C. * The application program is attached.