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www.pendulum-instruments.com
Posted by crouse
en.wikipedia.org/wiki/Frequency_standard
Posted by crouse
. A frequency standard is a stable oscillator used for frequency calibration or reference. more details
en.wikipedia.org/wiki/Frequency_standard - 19k -
Posted by waqasahmad
For details:
en.wikipedia.org/wiki/Frequency_standard
Posted by sagitraz
plz visit the link below
http://www.vectron.com/products/std_freq.htm
Posted by Hash007
A frequency with a known relationship to a frequency standard.
Posted by nels
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