Obvious advantage of VXI-based modular equipment has promoted its wide distribution. Today IEM KVARZ manufactures over 70 various-purpose modules and base units, that enables customers to build automated measurement systems. The automated measurement systems ensure the solution of a number of measurement tasks, e.g., parameter measurement and test of communication systems, radiolocation systems, navigation systems, measurement data collection and processing system. 


A unique automated complex of highly offline metrological service ensures calibration test

of the entire radio and electronic equipment at five automated operating positions. It has self-calibration test, self-diagnostics, high degree of self-control. Besides, it has a unique software that enables a customer to independently develop programs for testing

of operating measurement means.


A group time and frequency keeper (GTFK) is a system for forming  the ground reference time scale of satellite radio-navigation systems. It consists of four CH1-75A Active

Hydrogen Standards, an automated measurement system for the keepers frequency and phase difference, a system for forming the group frequency and time scale. The main feature of GTFK is the use of a passive voltage summer jointly with built-in tunable frequency synthesizers of hydrogen masers, for frequency and phase correction of the hydrogen standards signals, that enables to maintain continuous output signal of the reference frequency, even in case of failure of one unit of the hydrogen standards group.


Automated radiomeasurement complex with the frequency range up to 39.5 GHz (may be extended up to 118 GHz) comprises a set of measurement antennas and receiving-analyzing equipment. Provides control and high precision measurements of electromagnetic field parameters and various radiosignal source parameters. The complex may be used to control radiotransmission parameters for information protection estimate and also to measure electromagnetic compatibility parameters of a radioelectronic equipment.

   

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