Bidspirit auction | West Germany - Vintage measuring

West Germany - Vintage measuring instrument from the 1980s that combines a barometer, a hygrometer and a thermometer - the structure of the device is made of a combination of brass and plastic, with a unique spherical structure - West Germany - Vintage measuring instrument from the 1980s that combines a barometer, a hygrometer and a thermometer - the structure of the device is made of a combination of brass and plastic, with a unique spherical structure Barometer: The barometer measures atmospheric pressure in mmHg (millimeters of mercury) and mb (millibars). The word VERÄNDERLICH in German, which means ”variable”, indicates an area of ​​variable pressure. Measures relative humidity in percent (%). The inscription Relative Hygro describes that it is relative humidity. Measures temperature in degrees Celsius (°C). The scale reaches up to 50°C and below zero. Details: The structure of the device is made of a combination of brass and plastic, with a unique spherical structure. The base and connections are made of brass Preserved condition (condition according to the photos) Not tested for working