GPS/GLONASS disciplined rubidium frequency standard model VCH-311 contains multi-channel GPS/GLONASS receiver, time scale comparison unit and automatically adjustable Rubidium reference oscillator.… ► “GPS/GLONASS Disciplined Rb Oscillator VCH-311”
Frequency calibrator VCH-313 is intended for calibration and verification of different frequency signal sources, using precision time scale signal, transmitted by satellite navigation systems GPS/GLONASS.… ► “Frequency Calibrator VCH-313”
Frequency comparator VCH-314 is intended for precise phase and frequency instability measurements. It contains two identical measuring channels (four input signals).… ► “Precision Frequency Comparator VCH-314”
Multichannel Frequency Comparator VCH-315M Multichannel frequency comparator VCH-315M is intended for precise phase and frequency instability measurements. … ► “Multichannel Frequency Comparator VCH-315M”
Phase comparator-analyzer VCH-325 is intended for precise frequency instability and phase noise measurements (Allan deviation, L(f)). … ► “Phase Comparator-Analyzer VCH-325”
