Cesium Standards
A primary frequency standard in which electronic transitions between the two hyperfine ground states of cesium-133 atoms control the output frequency.
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Product
Standard 2.20 (62.00) - 4.80 (136.00) General Purpose Probe
EPA-4C
General Purpose Probe
Current Rating (Amps): 7Average Probe Resistance (mOhm): 35Test Center (mil): 187Test Center (mm): 4.75Full Travel (mil): 250Full Travel (mm): 6.35Recommended Travel (mil): 167Recommended Travel (mm): 4.24Mechanical Life (no of cyles): 2,000,000Overall Length (mil): 1,320Overall Length (mm): 33.53
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Product
GPS Frequency Standards
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Precision Test Systems manufacturers' a full range of GPS and GNSS frequency standards that are disciplined to most of the worlds satellite systems.

