HP 48gII Graphing Calculator

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With its 128K total memory, more than 80K of user memory, built-in constant library, and structured programming for creating applications, the HP 48gII gives you reliable, high-level assistance for demanding engineering and surveying applications.

Customize your input by choosing familiar textbook, traditional algebraic, or efficient RPN data-entry modes
Communicate during class and lab experiments: Use the IrDA port to share data with another HP 48gII or 49g+ at high speed, or use the serial port to transfer files between the calculator and a PC
Easily view 3-D graphs, as well as 2- and 3-D plots and other functions, on the comfortably sized display

Utilize the huge, built-in library of more than 180 scientific and engineering constants and units

Create applications using the structured programming
Store your data using the 80.7K user memory
Perform complex arithmetic and calculus functions, dynamically manipulating symbols and solving problems numerically, via the *Computer Algebra System (CAS)
Utilize 2-D/3-D plotting, graphics, algebra, quadratic, and polynomial features
Tackle tough equations using the handy, built-in applications

Award-winning support

Get peace of mind with the one-year limited warranty
Rely on HP's Total Care advice and support; get product questions answered toll-free, 24 x 7, or via e-mail in as little time as an hour, at www.HP.com/go/totalcare

Specifications

Onboard power and capability

huge, built-in library with more than180 scientific and engineering constants and units
customize input by choosing from RPN, algebraic or textbook data-entry modes
structured programming for creating applications
128KB memory (of which 80.7KB is available to the user)
Computer Algebra System (CAS) delivers dynamic symbolic manipulation and numeric solving so you can easily perform complex *arithmetic or calculus functions

Share data and results

convenient serial port can interface with the PC* and any data you collect can be analyzed on your calculator
3D graphing functions with interactive graphics
2D/3D plotting, graphics, algebra, quadratic and polynomial features
built-in applications tackle tough equations

Subject suitability

Engineering
Surveying
Math
Science
Statistics

Operating features

entry logic:
algebraic
RPN
textbook
menus, prompts
alpha messages
soft-keys
numerical precision:
displayed: 12 digits, exponent (-499 to +499)
internal (intermediate): 15 digit, exponent (-49999 to +49999)
infinite precision for integers
additional applications available on Internet*

Configuration

RAM: 128KB (80.7KB available to the user)
redefinable menu keys
redefinable keyboard (user mode)
peripherals
supports libraries/RPL programs

Vector operations

Rectangular/Polar
Matrix operations: Includes symbolic matrices
Matrix editor

Graphing features

2-D Function, Polar, Parametric Plot
3-D, Differential Equation, Bar Plot
Histogram, Scatter Plot
Find: Intersect, Extremum, Slope, Area
Zoom, Trace, Co-ordinates, Shade

Math features

+, –, ×, ÷, √, 1/x, +/–, In, ex, x√y
yx, LOG, 10x, x², %, π, n!
Fractions
Degrees, radians, or grads mode
Trigonometric functions/inverses
Hyperbolics/inverses
HP Solve application (root finder)
Numeric Integration
Symbolic Integration (simple cases)
Numeric differentiation
Symbolic differentiation (simple cases)
Complex number of functions
Polynomial root finder, Taylor series
Absolute value, round
Integer, & fractional part of a number
Modulo function, floor, ceiling
CAS (Computer Algebra System)

Scientific features

decimal hrs/hrs min sec conversions
polar/rectangular conversions
angle conversions
base conversions and arithmetic
unit conversions
bit, Boolean graphics
display and printer graphics
onboard library with more than 180 scientific and engineering constants and units

Statistical features

Σx, Σx2, Σy, Σy2, Σxy
sample standard deviation, mean
population standard deviation
linear regression
combinations, permutations
weighted mean
edit, save, name, list
curve fit (LIN, LOG, EXP, POW)
plot statistical data
hypothesis tests
confidence intervals

Programming features

root finder: HP Solve
number of steps/regs or bytes: 128KB
number of Programs/formulae: ++
levels of subroutines: ++
branching
flags: 256
alpha prompts in programs
input forms, alpha string manipulation
indirect addressing
index looping
alpha listing

Additional features

serial port can be used to interface with a PC, and any data you collect can be analyzed on your calculator.*

notepad

graphing functions with interactive graphics
IrDA port allows the HP 48gII to communicate with another HP 48gII calculator, or an HP 49g+ at high speed
2D/3D plotting, graphics, algebra, quadratic and polynomial features
over 2300 built-in functions

Electrical