| Hewlett Packard Calculators HP48G, HP48 GX and HP48G+ |
|
Comparison and diferences between HP48G, HP48GX and HP48G+ |
| HP48G |
32 kB RAM ( not expandable )
|
| HP48GX |
128 kB RAM ( expandable )
|
| HP48G+ |
128 kB RAM ( not expandable )
|
| HP48G, HP48GX and HP48G+ Characteristics |
| Internal Equations and Functions |
More than 2300
|
| Size [ Width x Length x Height]
( in millimeters ) |
80 x 180 x 25
|
| Visor Physical Size [ width
x Height ] (in millimeters) |
64 x 36
|
| Expansion Devices ( HP48GX
only ) |
1 slots type
I, 1 slot type II |
| Expansion ( HP48GX only ) |
+ 64kB, +128 kB,
+256 kB +512kB,+1Mb |
Total Memory Possible (HP48GX): resident
128 kB
+128 kB ( slot I ) + 1 MB ( slot I I) * (see footnote) |
1.256 Mb
|
| Number of Keys |
49 |
| Internal Constants ( Constant
Library ) |
40 |
| p
and e
constants |
Available
|
Memory HP48G
Memory HP48G+
Memory HP48GX |
32 kB ( nominal )
128 kB ( nominal )
128 kB ( nominal )
|
| Clock |
4 MHz
|
| Batteries (about 10 g each ) |
3 x 1.5 volt ( AAA size )
|
| Weight with batteries (HP48G) |
±232 grams
(8.11 oz)
|
| Weight with batteries and no cards (HP48GX) |
±262 grams
(9.17 oz)
|
| Environment Limits |
0 - 45 Celsius
(32 - 113 Fahrenheit) |
| Input Logic |
RPN/Algebraic
(eq. writer) |
| Menus and flags |
Available |
| Alphabetic Messages |
Available |
| Programmable Keys |
Available |
| Infrared Printer |
Possible / Available |
| Serial Communication |
Possible / Available |
| I/O bi-directional infrared |
Available |
| Connection with other hardware |
Available / Possible |
| Math Functions |
+, -, x, /,  , 1/x,
lnx, x ^ y, ex |
Available |
| YX, log(X), 10X,
X, X2,%, p,
n! |
Available |
| Fractions to decimal |
Available |
| Decimal to fraction |
Available |
| Summation |
Available |
| Trigonometric Functions /
inverses |
Available |
| Hyperbolic/inverses |
Available |
| HP Solve application ( to
find roots ) |
Possible |
| Numeric Integration |
Available |
| Functions of complex numbers |
Available |
| Operations with Vectors and Matrices |
| Rectangular and Polar |
Available |
| Cylindrical and Spherical |
Available |
| HP Matrix Writer ( to write
matrices ) |
Available |
| Matrix operations |
Available |
| Lines and rows operations |
Available |
| Plots - One Variable Equations |
| Trace |
Available |
| Zoom |
Available |
| Move Cursor |
Possible/Available |
| Numbers of Plots Simultaneously |
unlimited |
| Function, polar e parametric |
Available |
| Derivatives Plots |
Available |
| Differential equations Plots |
Available |
| Conic Plots |
Available |
| Truth Plots |
Available |
| Statistical Plots |
Available |
| Histogram Plots |
Available |
| Bar Plots |
Available |
| Plots - Two Variables Equations |
| Scatter Plots |
Available |
| Slope Field Plots |
Available |
| Wireframe Plots |
Available |
| Pseudo contour Plots |
Available |
| Y-Slice Plots |
Available |
| Grid Map Plots |
Available |
| Parametric Plots |
Available |
| Pr-Surface Plots ( Parametric
Surface ) |
Available |
| Non Continue Function Plot |
Possible / Programmable |
| Algebra |
| Newton Binomial Expansion |
Possible |
| Isolate Var |
Possible/Available |
| Join Similar terms |
Possible/Available |
| Square root of complex numbers
and real numbers |
Available |
| Polynomial roots |
Available |
| Calculus |
| Taylor Expansion |
Available |
| Symbolic Integration |
Available (polynomials) |
| Numeric Integration |
Available |
| Symbolic Differentiation |
Available |
| Numeric Differentiation |
Available |
| Calculus of Numeric Differential
Equations |
Available |
| HP Equation Writer ( write
equations in the display ) |
Available |
| Scientific Functions |
| Time conversion from decimal
to hours, min, sec |
Available |
| Polar / rectangular conversion |
Available |
| Angles conversion |
Available |
| Arithmetic & basic conversions |
Available |
| Units Conversion |
Available |
| Bit & Boolean operators |
Available |
| Graphic display and printer |
Available |
| Finance Functions |
| Amortize, Balance, Principal
Interest |
Available |
| n, I%, PV, PMT, FV and Amortize |
Available |
| Statistic Functions |
|
SX,
SX2,
SXY,
SY,
SY2,
NS |
Available |
| Standard Deviation |
Available |
| Linear Fit |
Available |
| Combinations and Permutations |
Available |
| Weight Mean |
Available |
| Editing data |
Possible/Available |
| LIN, LOG, EXP and POT fit |
Available |
| Normal Distribution, x2,
t, F |
Available |
| Snedecor`s, chi-square, Students_Probability |
Available |
| Characters |
| Capital Letters and Lower Case |
Available |
| Math Symbols |
Available |
| ASCII symbols |
Available |
| Accents, Ã,Ñ,Ü,à,á
, Greek letters and others |
Available |
| Customization |
| Numbers of steps / formulas |
Limited only
by Memory |
| Number of sub-routines |
Limited only
by Memory |
| Auto ON/OFF |
Possible |
| Flags |
Available |
| Customize Keys |
Available / Possible |
| Solve for a pre defined variable |
Available |
| Menus Personalization |
Available |
| Alarm with Messages |
Available |
| Show / don't show Clock |
Available
/ Possible |
| Programming Commands |
| IF THEN ELSE END |
Available |
| FOR NEXT STEP |
Available |
| START STEP |
Available |
| FOR STEP |
Available |
| START STEP |
Available |
| CASE THEN ELSE END |
Available |
| IFERR THEN ELSE END |
Available |
| DO UNTIL END |
Available |
| WHILE REPEAT END |
Available |
| SUBROUTINES |
Possible |
| TUTORIAL WITH EXAMPLES |
Available |
| EDITING PROGRAMS |
Possible/Available |
| DEBUG |
Available |
| VIEWING |
Possible / Available |
| Programming |
| Moving Pictures |
Possible |
| Time, Dates |
Possible |
| To use infrared device |
Possible |
| Using Pictures |
Possible |
| Using Matrices and Vectors |
Possible |
| Using internal commands |
Possible |
| Using external commands |
Possible |
| Using Alarm |
Possible |
| Loops |
Possible |
| Games |
Possible |
| Using complex numbers |
Possible |
| Program in computer and transfer
to HP48 |
Possible ** |
| Program in HP48 and transfer
to computer |
Possible ** |
|
* It is possible to expand memory up to 4MB, but cards of 4MB are hard to find.
** Making programs in your personal computer and
transferring to your HP48G/GX is possible with special software and hardware.
They are easily available in many HP48 Sites.
|
