Functional: fully operational - the wheel is spinning, the arrows on the scale are moving, it has been checked on the map - the curvimeter reading coincides with the map scale.
Planimeter "PPR-2"-fully functional!
Designed to process the recording of the measured value on the chart disks of recording devices. By means of proportional planimeters, the average value of the recording radius is determined, by means of the root ones, the average value of the square root of the recording radius. According to the principle of operation, planimeters belong to the type of rolling mathematical devices.
I give a full guarantee of the originality of the lot and its description. Your package will be very well and very securely packed. Carrier UkrPost. The package tracking window is located at this link: http: http://uacargo.com.ua/track/ukrposhta#code= Insert the track number and see where the package is. Delivery time is due to the fact that Ukraine is not in the EU zone - from a week to four. If you buy two or more lots and combine them into one package - you will be guaranteed to receive a GIFT that matches the theme of your purchase, but at my discretion.
- No. of items
- Antique Curvimeter + Planimeter "PPR-2". USSR
- Bronze, stainless steel, mechanics
- Manufacturer/ Brand
- Gidrometpribor. USSR
- Estimated Period
- Late 19th century
- Country of Origin
- Russian Empire & USSR
- Good condition - used with small signs of aging & blemishes
- 115×35×11 mm