VIZ Sippican Radiosondes new old stock surplus!

These are VIZ Sippican model 1392-520 and each includes a a # 1286-162 Accu-Lok humidity sensor, calibration chart, # 3500-200 Battery, 316-2177 aneroid barometer and the radio transmitter. Thousands are available so email me any quantity.

Shipping weight 27 lbs per case.

VIZ Sippican model 1392-510 Accu-Lok radiosondes with humidity sensor, battery and calibration chart. We have thousands and will sell any quantity from one up, just email me.

Shipping weight 33 pounds per case.