AKA: IME 26 instruction manual,
Date of intro: ~1967,
Classification: / Documentation / Instructions,
Related with: INDUSTRIA MACCHINE ELETTRONICHE (IME): 26,
#Pags: 28,
Info: This instruction manual explains how to use this 12-digit electronic desktop calculator for everyday arithmetic and commercial calculations.
Its worked examples show the keystrokes and the results that should appear on the display. f
Controls and display:
The manual describes the keyboard, adjustable decimal-point selector, three operating registers, and auxiliary accumulator.
It explains how to recall operands and results, correct entries, and recognize overflow when the red indicator lights up.
Calculation methods:
Examples cover the four basic operations, chained calculations, powers, reciprocals, and repeated calculations with a constant factor.
Displayed results can be used directly in subsequent operations, and the calculator automatically rounds to the selected decimal precision.
Practical applications:
Step-by-step examples include percentage analysis, depreciation, bank interest, amortization, loan repayment, invoicing with discounts and sales tax, and polynomial evaluation.
A quick-reference chart pairs sample calculations with keystroke sequences and display readouts.