EC-449 (650-0925) Specifications Faxback Doc. # 6464 Basic Operations:........+/-/x/x to the power of y/x to the power of 1/y, parenthesis, and memory Built-In Functions:.....Trigonometric/Inverse Trigonometric (degrees, radians, gradients), Hyperbolic/Inverse Hyperbolic, Common/Natural Logarithms, Exponential (Common and Natural, Antilogarithms), Roots, Square Roots, Cube Roots, Powers, Squares, Reciprocals, Factorials,Polar-/Coordinate, Coordinate/Polar Conversion, Random Number, Pi (3.14159) Fractions and Percentages Statistical Functions:..Population standard deviation, Sample Standard Deviation, Arithmetic Mean, Sum of Square Value, Sum of Value, Number of Data ENTRY CAPACITY Basic Calculations:............8-digit mantissa, or 8 digit mantissa plus 2-digit exponent up to up to 10 +/- 99 Fraction Calculations: ..Max. 8-digit mantissa, including separator mark(s) Output Accuracy:........................+/-1 in the 8th digit (Errors are cumulative with such internal continuous calculations as x to the power of y, x to the power of 1/y, x!, the cube root, so accuracy may be adversely affected) Decimal Point...................Full floating with Underflow (suppressing unnecessary zeros) EXPONENTIAL DISPLAY Norm 1 -- 10 to the power of -2 < |x|, |x| > or = 10 to the power of 8 Norm 2 -- 10 to the power of -7 < |x|, |x| > or = 10 to the power of 8 Read Out:..........................................Liquid Crystal Display POWER Power Source:..............................................2 AA Batteries Battery Life:...................................Approximately 9,000 Hours (approximately 1 year) Power Consumption.................................................0.0004W (Continuous display of "0.") Ambient Temperature Range:.....................32 degrees - 104 degrees F (0) degrees - 40 degrees C) Dimensions:....................................1 X 3 X 6 3/8 Inches (HWD) Weight:......................................5.3 oz (Including Batteries) (SMC/all-06/06/94)