Sentence examples for standards of frequency from inspiring English sources

One of the best fundamental standards of frequency or time is the atomic hydrogen maser introduced by American scientists N.F.

A few laboratories have built large cesium-beam oscillators and clocks to serve as primary standards of frequency.

Another maser standard of frequency or time uses vapour of the element rubidium at a low pressure, contained in a transparent cell.

A carefully regulated postal service unprecedented for its standards of speed, frequency, and security was evolved during this period.

To overcome this difficulty, the method of phase difference standard deviation of frequency components is applied.

To address these shortcomings, the proposal calls for uniform standards for frequency of testing, to determine at what point during production the tests would be conducted, and what specific hazards, whether lead paint or small parts, must be checked for.

The utility, present performance, and limitations of stabilized lasers as standards of length or frequency for precision measurements are discussed.

These companies used widely differing standards of voltage and frequency.

Adherence to cleaning standards, particularly frequency of cleaning, was variable.

In nursing homes, medication prescribing practices appeared to be below best standards and frequency of medical reviews was not quantified.

Means and standard deviations, frequency of missing values, skewness and corrected item-total correlations were computed to reflect psychometric properties of CARAT10 items.