Nautical Single Base for Orion

Nautical Single Base for Orion
Dims: 4" x 9-1/2". Wt. 1 lb. 2 oz.
Nautical Single Base for Orion Related Items:
This is a double capsule expanded scale barometer with greater sensitivity and accuracy than any traditional marine barometer currently available. The scale ranges from 28.5" to 30.5" instead of the traditional scale of 27.5" to 31.5" in Hg. A numbered certificate of accuracy is included. The movement is calibrated for altitudes to 1,500O above sea level. 4-3/4". Base: 5-7/8". Depth: 1-1/2". Wt. 14 oz
Combination quartz and tide clock movement which averages the Atlantic lunar tide cycle. The tide sector is calibrated for the east coast of the United States. Uses a AA battery. (Note: The clock will work for other tidal bodies of water but will need to be re-set more frequently.) Dial: 4". Base: 5-1/2". Depth: 2-7/8". Wt. 3 lbs. 3 oz.
Battery operated, precision movement with 12 and 24 hour dial. Uses AA battery, included. 4-3/4". Base: 5-7/8". Depth: 1-1/2". Wt. 12 oz.
Clocks - Brass Ship Wheel W/Barometer - 12 1/2" Diameter
This barometer houses a highly reliable and accurate double diaphragm German aneroid movement that is visible through the open dial. It displays both of the barometric scales; inches of mercury and millibars. The movement is temperature compensated and calibrated for altitudes up to 3500 feet above sea level. Dial: 5-1/4". Base: 7". Depth: 3-1/2". Wt. 7 lbs 2.5 oz..
