TECHNICAL DATA of the Electro-Mechanical Printing-Calculator ***************************************************************** Model = 782A » ADD-MATE « UNDERWOOD 7/8 Serial Number: 300390 Dimensions: (ca.) Width = 7_1/2" / 19 cm Depth = 10_1/2" / 27 cm Height = 5 " / 13 cm Weight: (ca.) 7_3/4 lbs / 3.5 kg Power Supply: 220 V AC / 0.8 A , grounded Mechanics: Serial-to-parallel Conversion, 10-Block-Keyboard Black Nylon Ribbon: 5/16" * 20' / 8 mm * 6 m Paper Roll (Standard): 2_1/4" * 2_3/4" * 165' (W * D * L) 57 mm * 65 mm * 50 m (B * D * L) Functions: Add, Subtract, Repeat, Subtotal, Total Registers: Input = 7 Decimals Arithmetic = 8 Decimals Printing = 9 Characters Manufacturer: Made by OLIVETTI Ivrea / Italy 1960 E X A M P L E : ^^^^^^^^^^^^^^^^ | .00 # | Press (TOTAL) to clear memory | | | | < Max.Input = 7 decimals > | 76,543.21 | Enter (1st)number, Press (+) | 98,765.43 | Enter (2nd)number, Press (+) | 175,308.64 S | Press (SUBTOTAL) to print sum | 1.23 - | Enter (neg.)number, Press (-) | 175,307.41 S | Press (S) to print cumulated sum | 4.56 | Press (X=REPEAT), Enter number, Press (+) | 4.56 | Press (+), Press (CLEAR) | 175,316.53 # | Press (T) to print total sum | | < Max.Output = 8 decimals > | | | .00 # | Press (T), Memory is clear | | | 12.00 | Enter number | 24.00 - | Enter (larger negative) number | 999,988.00 # | Negative sum = COMPLEMENT! | | ^^^^^^^^^^^^^^^^ Have a look at "Calculating Trickies" ... Inside the Cover is an "INSTRUCTION FOR CHANGING RIBBON" ... A contemporary ADVERTISEMENT ( in German *) ... ... shows a red version of this » ADD-MATE « ... "As light and small as a Telephone" (*) This & more infos found in http://www.rechnerlexikon.de R E M A R K S : How to get a NEW RIBBON for this old machine ??? ================================================================== There are cartridges for MATRIX-Printers on the market with 8 mm NYLON-Ribbons. Check the cartridge before buying because there are several available with different lengths. In some cases you can get 3 spools out of one cartridge! You will get your fingers dirty when you do the respooling - but the result is great! impressum: ***************************************************************** © C.HAMANN http://public.BHT-Berlin.de/hamann 04/04/14 |