FREE: Durabrand 828 Graphing Calculator

The listing, Durabrand 828 Graphing Calculator has ended.

Durabrand 828 graphing calculator with the following features:

-LCD: 35 by 23 pixel graphing, 11 characters (the first 6 character postions overlap the graphing region), plus 3 characters for a scientific notation exponent or program steps remaining.
-50 key keyboard (including the 4 positions of the 4-way rocker key).
-26 memories (A-Z), plus an ANS (last answer) memory.
-400 program steps, divided among up to ten program areas (P0-P9).
-Programming constructs: goto, conditional branching, looping (DSZ, ISZ), 9 levels of subroutines.
-The normal arithmatic functions, common and natural logarithms, trigonometric functions in three angular modes, hyperbolic functions, sexigesimal conversions, polar-rectangular coordinate conversions, binary/octal/hexadecimal support, and single and two variable statistics.
-Formula algebraic logic for entry of calculations.
-12 BCD digits (old SC-828 version) or 16 BCD digits (new SC-1376 version) of precision.
-Powered by a single CR2032 lithium coin cell, estimated by the manufacturer to provied 350 hours of operation.
-Slip-on cover to protect the display and keyboard when the calculator is not in use.

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