Shoran Time base

From International Dictionary of Marine Aids to Navigation
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4-4-310

Time base (in Shoran)

The basic calibration waveform generated by a stable adjustable crystal oscillator on the vessel.

The shore station is equipped with an extremely accurate and stable crystal oscillator with which the oscillator on the vessel is adjusted to agree in frequency.




Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)