VREMYA-CH JS Company
Development and production of precision radio measuring equipment for time storage systems and time and frequency standards: hydrogen frequency and time standards, rubidium reference generators, frequency and phase comparators, redundant generators of reference frequencies and time scales, frequency calibrators and synchronizers for signals from space navigation systems and other equipment in this area. Development, production and maintenance of Clock Network Synchronization (CNSS) equipment for telecommunication systems: primary reference generators, secondary master oscillators, primary reference sources, CNSS control systems.
- +7 (831) 278-31-72
- admin@vremya-ch.com
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Russian Federation
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Product
Receiver-Synchronizer
VCH-311C
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The receiver-synchronizer VCH-311C is intended for use in synchronization networks as a primary reference source of highly stable synchronization signals of the first level of the hierarchy, periodically corrected in frequency according to the exact time signals (time scale) of the NKA KNS GLNASS / GPS
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Product
Trunk Amplifier
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The trunk amplifier is designed to compensate for attenuation and additional amplification of signals from GPS and GLONASS satellite radio navigation systems as part of synchronization and common time equipment.
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Product
Pulse Signal Amplifier
VCH-606
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The pulse signal amplifier VCH-606 is designed to multiply a single pulse or a sequence of pulses to 16 independent outputs. The impulse signal amplifier includes 16 independent channels with unity gain each for connecting consumers of impulse signals with an input impedance of 50 Ohm.
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Product
Hydrogen Frequency & Time Standard
CH1-1035
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Hydrogen frequency and time standard Ch1-1035 is designed for precision storage and reproduction of the size of frequency and time units as part of measures and reference complexes.
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Product
Network Synchronization Device
VCH-003
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The Network Synchronization Device (NCD) VCH-003 is intended for use on the Unified Telecommunication Network of the Russian Federation. Depending on the configuration of the NSS, VCH-003 can be used to generate and multiply synchronization signals of 2048 kHz and 2048 kbps as part of the PEG, as an OIG to restore synchronization signals received from the line at the transit node.
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Product
Hydrogen Frequency & Time Standard
CH1-1007
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Hydrogen frequency and time standard Ch1-1007 is designed to generate and reproduce precision, highly stable, spectrally pure frequency and time signals. Main areas of application: – in metrology when transferring the sizes of units of frequency and time, including as part of mobile measuring complexes; – in radio astronomy when conducting scientific research; - in radio navigation when working as part of automated measuring systems and complexes.
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Product
Frequency Calibrator
VCH-313
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The frequency calibrator VCH-313 is designed to determine the frequency error and calibrate frequency standards of various types based on the signals of the NSC SNS GLONASS/GPS .
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Product
GPS/GLONASS Disciplined Rb Oscillator
VCH-311
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GPS/GLONASS disciplined rubidium frequency standard model VCH-311 is a high stable frequency signal source (STANDARD mode), or precision frequency calibrator for any external standard signals (CALIBRATOR mode). The instrument contains multi-channel GPS/GLONASS receiver, time scale comparison unit and automatically adjustable Rubidium reference oscillator.
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Product
Hydrogen Frequency & Time Standard
CH1-1033
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The hydrogen frequency and time standard Ch1-1033 is designed for precision storage and reproduction of the size of frequency and time units as part of measures and reference complexes. Main areas of application: – public service of time and frequency; – ground control complexes of radio navigation systems; – radio interferometry with extra long base.
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Product
Comparator-Analyzer Phase Digital
VCH-325
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Comparator-analyzer phase digital VCH-325, designed for precision measurements of the relative frequency difference, frequency instability and phase noise spectrum of highly stable signal sources in the frequency range from 1 to 100 MHz. The software is installed on an external computer (computer not included).
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Product
Hydrogen Frequency & Time Standard
CH1-1006
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The hydrogen frequency and time standard Ch1-1006 is designed to generate highly stable, high-frequency, spectrally pure sinusoidal 5, 10, 100 MHz and pulsed 1 Hz signals and for the behavior of time-frequency measurements.
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Product
High-Frequency Switch
VCH-604
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High-Frequency Switch VCH-604 is designed for switching high-frequency (1 – 100 MHz) and pulse TTL signals. VCH-604 contains two groups of channels; each group has 25 inputs and 2 outputs. VCH-604 can be controlled from PC via GPIB and RS-232 interfaces or directly from front panel.
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Product
High-Frequency Signal Amplifier
VCH-605
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High-frequency signal amplifier VCH-605 is designed to amplify and multiply sinusoidal signals with a frequency of 1-100 MHz.
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Product
Precision Frequency Comparator
VCH-314
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Frequency comparator VCH-314 controlled by Personal Computer is a system for precise phase and freqyency instability measuring. It contains two identical measuring channels (three input signals). Using cross-correlation technique allows to obtain super-low measurement error and to calculate frequency instability of each single signal separately.
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Product
Primary Reference Generator
VCH-001
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The Primary Reference Generator (PEG) VCH-001 is designed to generate the highest accuracy clock signals in a digital communication network. Main areas of application: – synchronization in telecommunication networks.
