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HP9S Features

HP9s Scientific Calculator is perfect for the student, or anyone who wants to solve math and science problems. It comes with 6 common metric conversions. With the HP9s, it’s easy to Edit statistics, calculate permutations, combinations and factorials, solve trigonometric functions and more.

  • Mathematical functions:
  • Four operations (+ - x รท )
  • Trigonometric, Inverse-trigonometric
  • Hyperbolic, Inverse-hyperbolic
  • Polar.Rectangular coordinate Conversion
  • Power, Square/Cube root, Square
  • Reciprocal, Logarithmic & Exponential
  • Percentage
  • Memory calculation
  • 10 digits for floating point display and 2 digits mantissa for exponential display 15-level parentheses & 6 max number of pending operations
  • Statistical functions:
  • Variable statistics (with Cp, Cpk)
  • Friendly operation - Edit mode
  • Memory protection while power off
  • Automatic power off
  • Mutual conversions & calculation of Binary, Octal, Decimal, and Hexadecimal number
  • Complex number mode
  • Conversion & Calculation in Deg, Rad, Grad
  • "OFF" function
  • Time Conversion (D.M.S)
  • Decimal Point Selection: "FIX" key
  • Probability (nPr, nCr, RND, X!)
  • 6 Metric conversions
  • Fraction calculation
  • Shift function
  • Clear & Clear entry
  • Scientific display notation
  • Engineering notation
  • Internal 12 digits precision

HP9S Specifications

  • CPU: KI1724A
  • LCD: 10+2 7-segment display
  • Memory
    • RAM: 128 bytes
    • ROM: 22K bytes
  • Power Supply: Alkaline battery, GP-76A x 2
  • Battery Life: 2 years (when used 1 hr/day)
  • Power Consumption: 0.75mW (operating) / 0.21mW (standby)
  • Auto Power Off: 9 mins (typ.), 6 mins (min.)
  • Enclosure Material: Plastic
  • Key Top Material: Plastic
  • Dimensions: 155 x 81 x 13.7 mm (without slide-on case)

Updated On: 13.04.03

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