EC-4026  (650-0993)         Specifications              Faxback Doc. # 8539


Calculations
Basic Calculation Functions......................Negative numbers exponents
                       parenthetical additional/subtraction/multiplication/
                    division (with prioritysequence judgement function-true
                                                           algebraic logic)
Built-in Function.......................Trigonometric/inverse trigonometric
                          functions (units or angular measurement: degrees,
                  radians, grads), hyperbolic/inverse hyperbolic functions,
                logarithmic/exponential functions, reciprocals, factorials,
                           square roots, cube roots, powers, roots, square,
                  decimal-sexagesimal conversions, binary-octal-hexadecimal
                      conversions/calculations, coordinate transformations,
                            permutations/combinations, pie ,random numbers,
                                       absolute values, integers, fractions
Statistical Calculation Functions........................Standard deviation
                                  -number of data, sum of squares of x, sum
                                     of squares of y, mean of x, mean of y,
                    standard deviation of x (two types), standard deviation
                   of y (two types), constant term, regression coefficient,
                             correlation coefficient, estimated value of x,
                                                       estimated value of y
Integration Calculation................................Using Simpson's rule
Memories..........................................26 standard (163 maximum)
Calculation Range..........................+/-1x10-99~ +/-9.999999999x10 99
                          and 0.  Internal operation uses 12-digit mantissa
Rounding........................Performed according to the specified number
                                               of significant digits or the
                                         number of specified decimal places
Exponential Display
                        Norm 1-10-2 > |x|,|x|greater than or equal to 10 10
                        Norm 2-10-9 > |x|,|x|greater than or equal to 10 10
Programs
  Number of Steps.............................................1,103 maximum
  Jump Function..............................Unconditional jump (Goto, Lbl)
Subroutines Prog................................................10 routines
Number of Stored Programs.....................As many files as total memory
                                                            capacity allows 
Check Function.......................Program checking, debugging, deletion,
                                                             addition, etc.
Common Section
Display System and Contents.........................Liquid crystal display,
                                       dot 12 digits, 10-digit mantissa and
                                           2-digit exponent, binary, octal,
                                  hexadecimal display, sexagesimal display,
                                       conditional display (WRT, file,edit,
                   Disp, LR, SD, D, R, G, S, F, M, A, Hyp, d, H, b, o, Fix,
                                                           Sci, Eng,<-, ->)
Character Display Function...............................Function commands,
                         program commands, alphabet characters (12 maximum)
Error Check Function...................Checks for values exceeding 10 (100)
                                  illogical jumps, error messages displayed
Power Supply.........................1 lithium battery for normal operation
                                                            (CR2025)battery
Auto Power Off..........................Power is automatically switched off
                               approximately 6 minutes after last operation
Ambient Temperature Range.................................0C-40C (32F-104F)
Dimensions........................................3/8" x27/8" x59/16" (HWD)
                                                         9.2mm x73mm x141mm
Weight....................................90 g (3.2 oz) including batteries

Patent Numbers
4,398,263
4,410,956

(RLR-10/28/93)