Precision tuning fork

Anonymous

Indust Equip News 14(2): 107

1946


Accession: 025272779

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Abstract
For geophysical exploration, rating clocks and watches, synchronizing transmitters and receivers in communicating equipment, timekeeping, and chronographic work. Frequency stability is within 0.001%, or approx. one second per day. Source: General Radio Co., 273 Massachusetts Ave., Cambridge 39, Mass.