Curta ii manual

With CURTA model II another 2 digits can be developed in the while dial for the quotient, since the carriage can be moved to 2 further positions (pos. 2 and 1). This CURTA manual was HTML'ized by Andries de Man from a (low quality) black-and-white copy. An attempt was made to stay as close as possible to the original layout. Note, however, that the English version of the Type II service manual is extremely rare only two are known to exist. Applying the decimal rule we find for the white dial of CURTA I =4 decimal places, and for that of CURTA II =8 decimal places. The quotient in the white dials is (33). The type II Curta has a larger capacity than the type 1, with 11 columns that carry out to 15 places. This interesting design calculator was the top of the line manual calculator in its day and was immensely popular before the advent of the handheld electronic calculator which essentially made them obsolete in the 70's and collectible.

Curta Type 1, 1a 2 - calculate the date of production. serial number:: please enter the Curta serial number. Curta type age calculator by Alfredo Logioia (www.doorway.ru) in collaboration with www.doorway.ru [ first time publication at www.doorway.ru | ]. Curta II for sale in London uk: 1: westman: Mon pm robert79 [ S O L D ] Service Manual Curta Type I: 9: murff: Mon pm murff: Curta II SN for sale: 6: MacD: Tue pm MacD: 3 x Pin slider Curta Calculators for sale. 0: EBMETechnician: Tue pm. The oldest known type I and type II Curta calculators Rick Furr At first, things seemed to go smoothly, but as time went on, Hertzstark grew concerned about how the company was being run and financed.

The instructions and exercises herein apply both to CURTA model I (8 x 6 x 11 digits) and CURTA model II (11 x 8 x 15 digits). These two models being identical but for their capacity, it has been deemed sufficient to represent only CURTA model I on the illustrations. The larger Type II Curta, introduced in , has eleven digits for data entry, an eight-digit revolution counter, and a fifteen-digit result counter. It weighs ounces ( g), based on weighing serial number , produced in early This manual belongs to my Curta S/N Download: Your CURTA Calculator. Language: English, Format: Two JPG images, Resolution: x , File size: Mb.