Electronic Assisted Analog Navigation circa 1981


Marine Sextant 

Stop watch to capture time of sun/star shot


casio $_57

Most accurate timepiece available at a reasonable price



Radio shack time cube with preset frequency’s of 5, 10 and 15 megahertz ¬†to receive continuous time signal essential to navigation. Here is a recording.

Used in calculating the lines of position.


How it was done

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