hpcalc.org - HP 49/50 Archive

HP 49/50 Physics Programs

The first size listed is the downloaded file size and the second size listed is the size on the calculator.

There are 54 files totaling 15,588 KB in this category.

Antoine 1.0   (details) 49/50 ESP   2 KB / 1 KB
Calculates saturation pressure and bubble points of pure substances, using the Antoine equation.
By Francisco J. Larenas Ricke. 2001-12-02

AxialHP 1.1   (details) 49/50 ESP   65 KB / 7 KB
ScreenshotCalculates axial fans and pumps.
By Pedro Curto. 2008-05-11

Bandgap Reference Calculator (BGRC) 1.14   (details) 49/50 ENG   1,385 KB / 66 KB
ScreenshotBandgap Reference Calculator (BGRC) aids in the design and analysis of a Brokaw bandgap reference circuit. It calculates all circuit parameters and the output voltage as a function of junction temperature.
By Stephen Edwards. 2015-07-26

Barras 1.2   (details) 49/50 ESP   3 KB / 10 KB
ScreenshotAnalysis of position and check Grashof of mechanisms (4 barras).
By Pedro Curto. 2001-06-15

BRUCT (BRian's dUCT calculator) 1.0   (details) 49/50 48 ENG   499 KB / 3 KB
ScreenshotHVAC duct sizing and analysis. Accommodates round and rectangular duct sizes and variations in roughness, air density, and dynamic viscosity. Uses DARCY function. Works on all 48 and 49 models.
By Brian Walsh. 2006-02-22

CMOHR 1.0   (details) 49/50 ESP   171 KB / 5 KB
ScreenshotGraphically represents the state of the stresses or strains, using Mohr's Circle. The program performs the necessary calculations to find the principal directions and principal values of a symmetric tensor in XYZ Cartesian coordinates, and the maximum values for the shear stress or shear strain. In-plane case, the stress or strain that act on plane defined by angle θxy (counterclockwise positive), the program additionally shows the normal stresses or strains, shear stresses or strains, and the angle necessary for the stresses or strains to be maximum. In a three-dimensional case, the stress or strain act on plane defined by normal vector VNP (three-dimensional vector), the program additionally shows the normal and shear stress or strain vectors.
By Erick Chavesta Ruelas. 2020-07-05

Compressibility Factor for Air 1.0   (details) 49/50 ENG   85 KB / 1 KB
Calculates the compressibility factor of air. Algebraic mode version. Good program to use as example of algebraic mode programming for beginners
Author unknown. 2013-09-14

Compressible Flow Tables 1.0   (details) 49/50 ESP   2 KB / 3 KB
ScreenshotTables for Fanno, Isentropic and Rayleight flows. Just put the value on stack, run the program, enter what sort of value it is (M, P/Po, etc), and you can change K value. Made in User RPL.
By Horacio Nelson Astete Wesche. 2005-03-13

Constants   (details) 49/50 ENG   14 KB / 6 KB
Library of many physics constants.
By Clemens Heuson. 2000-03-12

Ec-Euler 1.0   (details) 49/50 ESP   672 KB / 3 KB
ScreenshotSimple program to analyze the kinetic of a rigid body in 3D-space. You can get the maximum, the minimum and the median inertia momentum. Also, you can obtain the angular momentum and solve the Euler's Equation.
By Rubensai D. 2011-07-24

Effective Number of Bits Calculator (ENOB) 1.43   (details) 49/50 ENG   1,162 KB / 63 KB
ScreenshotEffective Number of Bits Calculator (ENOB) aids in the design and analysis of data converter application circuits. It calculates ENOB, SINAD, resolution, signal bandwidth, oversample rates, DNL, clock jitter, analog noise, and THD.
By Stephen Edwards. 2015-07-26

Enthalpia 1.0   (details) 49/50 ESP   2 KB / 1 KB
Calculates enthalpy variations given initial and final temperature, or calculates final temperature, given the initial temperature and the enthalpy variation.
By Francisco J. Larenas Ricke. 2001-12-02

Esfuerzos combinados en Diseño Mecanico 1.0   (details) 49/50 ESP   3 KB / 4 KB
ScreenshotContains all the equations used to analyze a load through combined forces, for use with a mechanical design course.
By Luis Carlos Vega Renteria. 2008-08-09

Estructuras 49   (details) 49/50 ENG   125 KB / 2+ KB
ScreenshotPerforms calculations on structures, including porticos and celosias.
By Mario de Lama. 1999-12-19

External Ballistic Drop Program 1.3.9   (details) 49/50 48 ENG   83 KB / 7 KB
ScreenshotExternal ballistics program. This is a projectile motion problem with air resistance included, and it is a nasty bugger (mathematically speaking).
By Chris Maness. 2008-01-13

Fator de Compressibilidade dos Gases Reais 1.0   (details) 49/50 48 POR   1 KB / 1 KB
Calculates the compressibility factor of real gases. It's important when we need to calculate volume of real gases.
By Breno Tresoldi Minzon. 2003-12-24

FEM48/49 5.3SR7Get It   (details) 49/50 48 ENG ESP   2,416 KB / 23-73 KB
ScreenshotThe premier structural analysis software for both the 48G and 49/50 series calculators. Its ease of use, flexibility, power and capabilities combined in one package are not seen in any other program available, either commercially or as freeware. FEM48/49 solves frames, trusses and continuous beams. Includes wizards for geometry, sections and loads. Links to SED48/49 database. An extensive manual is included. Completely written in SysRPL. SR6 has been adapted for the larger screen of the 49g+ and 50g.
By Caspar Lugtmeier. 2018-01-24

Few Physics Libraries 1.0   (details) 49/50 FRA   65 KB / 1-27+ KB
Here are some libraries that may be helpful for French students who are in STL physique or BTS CIRA.
By Tony dos Santos. 2001-05-18

Flexion Compuesta 49 4.5   (details) 49/50 ESP   13 KB / 1 KB
Analyzes this problem giving you the main properties in the section of the beam.
By Alberto Polo Castaño. 2002-12-29

Heisler 1.0   (details) 49/50 ESP   70 KB / 4 KB
ScreenshotSolves Heisler diagrams analytically for transitory heat transfer.
By Wilmer H. Mora F.. 2003-12-29

Hormigon   (details) 49/50 ENG   63 KB / 4 KB
ScreenshotCalculates the maximum momentum and normal forces that can support a reinforced concrete section, and then, draws the domain.
By Luis Alberto Alonso Vidales. 2000-03-03

HP50 IRRADSOLAR V01   (details) 49/50 POR   1,901 KB / 18 KB
ScreenshotThis library evaluates the solar irradiation on a bent plane, looking for a bettering of both the dimensioning and analysis of the solar water heating systems.
By Ítalo Alberto Gatica Ríspoli. 2009-07-12

ICALC   (details) 49/50 ENG   7 KB / 1 KB
Calculates the moment of inertia and the neutral axis of built up rectangular section. This program is ideal for calculating the moment of inertia of composite sections such as bridge decks and all other I-shaped beams.
By Nathanael J. Morriss and Luis Alberto Alonso Vidales. 2000-03-03

IDGAS   (details) 49/50 ENG   4 KB / 1 KB
Makes it easy to solve the ideal gas equation, P*V=n*R*T.
By Alex Poddey. 1999-12-13

INERC 1.2   (details) 49/50 48 ENG POR   27 KB / 8 KB
ScreenshotCalculates moments of inertia, center of gravity and area of flat sections formed by rectangles, right triangles, circles and quarter-circles. Also supports coordinate-oriented input and language setup.
By Gerson Washiski Barbosa. 2001-03-01

Lee & Kesler Tables 1.0-49G   (details) 49/50 ENG   7 KB / 11 KB
ScreenshotCalculates the compressibility factor with the tables of Lee and Kesler for Thermodynamics). First version for the HP 49G.
By Jordi Hidalgo. 2000-11-23

Lsons   (details) 49/50 ENG   20 KB / 16 KB
ScreenshotGives information on liaisons (connections) including a description, its degrees of freedom, its torque, a diagram, and more.
By Cédric Harrois (Céd Voyage). 1999-12-05

Mohr 0.9   (details) 49/50 ENG   3 KB / 2 KB
ScreenshotThis is a beta release of the upcoming Mohr program for the 49. Currently it will calculate principal stresses, a well as those at a prescribed plane angle. It is also (I believe) the first program for the 49G to implement Step by Step solutions. Version 1.0 will include graphical construction of Mohr's circle and element diagrams.
By Rob Atkinson. 2001-01-07

Mohr 49   (details) 49/50 ENG   32 KB / 3 KB
ScreenshotProvides both numerical and graphical solutions to Mohr's stress circle.
By Mario de Lama. 1999-12-13

Movimiento 2.0   (details) 49/50 ESP   803 KB / 3 KB
ScreenshotSimple program to analyze the particle movement either in Cylindrical Coordinates or Spherical Coordinates.
By Rubensai D. 2011-07-24

Movimiento rectilíneo variado paso a paso 1.0   (details) 49/50 ESP   5 KB / 5 KB
Calculates rectilinear movement step-by-step.
By Israel Bustamante Flores. 2016-08-02

NOAA 1.0   (details) 49/50 48 ENG   19 KB / 16 KB
WL37 calculates the water-level. TIDE computes low and high tides. Draw performs the graphic of water-levels during 1 day. XDO->V transforms the extended Doodson number into the corresponding phase.
By Jean-Marc Baillard. 2021-09-12

Parametros-4 2.0   (details) 49/50 ESP   698 KB / 6 KB
ScreenshotA simple and totally functional User-RPL program to convert parameters of two-terminal-pair networks. This program can convert between parameters of admittance [g], impedance [r], transmition [T] and hybrids [m] y [h]. Also, it can help you showing relationships that have to be met for a network to be symmetric or reciprocal.
By Rubensai D. 2011-07-24

PROPIEDADES AGUA & AIRE 1.00   (details) 49/50 ESP   28 KB / 2 KB
Properties of Water and Air is a library with three applications that allow one to obtain the properties of water (density and pressure of vapor) as a function of the temperature and the atmospheric pressure (like a function of the altitude).
By Wilmer H. Mora F.. 2005-11-25

Psychro   (details) 49/50 ENG   22 KB / 9 KB
ScreenshotPsychro is a program for doing psychrometric calculations. Both SI and English units are supported, in a manner consistent with the Equation Library.
By James Weisbin. 1999-12-28

Refrigerante R134a 1.0   (details) 49/50 ENG ESP   493 KB / 33 KB
ScreenshotR134a refrigerant tables program, useful for thermodynamics, refrigeration and air conditioning courses.
By Misael Campana Chacca. 2019-01-17

Relatividad   (details) 49/50 ESP   13 KB / 16 KB
ScreenshotProgram to perform calculations with the equations of special relativity.
By Elmer Toro. 2022-07-31

Resistencia dos Meteriais   (details) 49/50 48 POR   1 KB / 3 KB
Solves problems involving resistance of materials.
By Rafael Garcia Rodrigues. 2004-09-22

Resortes en Diseno Mecanico 1.0   (details) 49/50 ESP   4 KB / 11 KB
ScreenshotContains all the equations used to analyze a spring, for use with a mechanical design course.
By Luis Carlos Vega Renteria. 2008-08-09

RotC 5   (details) 49/50 ENG   478 KB / 8-18 KB
Converts rotations from/to Euler sequence, RPY sequence, matrix, quaternion and angle/axis of rotation. Euler and RPY sequences accepts all 12 axis orders. Also some quaternion operators.
By Hans Milton. 2010-03-21

SED48/49 1.2 SR1   (details) 49/50 48 ENG   138 KB / 4 KB
SED48/49 is a Structural Engineering Database. It can be used for steel sections, sheet piles etc. It can be used by FEM48/49 as an external properties database. It is also completely programmable so you can use it in your own apps. Completely written in System RPL. Includes extensive manual. Ported to the HP 49 by Edwin Córdoba. SR1 includes PDF manual and AISC database.
By Caspar Lugtmeier. 2002-01-11

Single-Span Girder 4.0   (details) 49/50 ENG   127 KB / 13 KB
ScreenshotThe program determines for a single-span girder having restraints with reference to rotations at both ends the support moments, reaction forces and maximum field moment. The degrees of restraints may be in the range of 0 % to 100 %. Accepted are up to 25 trapezoidal knife-edged and individual loads. Now the combination of attached end-/cantilever moments and elastic restraint at the same support is provided. Tested for both the 49g+ and 50g.
By Claus Martin Dachselt. 2009-06-27

Spring Constant 1.2   (details) 49/50 ENG   11 KB / 2 KB
ScreenshotThis program determines the equivalent spring constants (vertical and rotational spring) of a one-field beam at any point of the length given its rigidity and the conditions of support at both ends. Tested on the HP 49g+ and 50g.
By Claus Martin Dachselt. 2009-08-29

Statistical Process Control Calculator (SPCC) 1.33   (details) 49/50 ENG   1,108 KB / 51 KB
ScreenshotStatistical Process Control Calculator (SPCC) aids in the prediction and analysis of process yield. It calculates defects per million, yield, process shift, standard deviation, mean, and the lower and upper specification limits.
By Stephen Edwards. 2015-07-26

Tablas del Aire 2.0c   (details) 49/50 ESP   16 KB / 7 KB
ScreenshotAir properties program.
By Alberto Villalba Kong. 2004-08-20

Thermal Noise Calculator (TNC) 1.53   (details) 49/50 ENG   1,494 KB / 27 KB
ScreenshotThermal Noise Calculator (TNC) aids in the analysis of thermal noise found in resistors and other noise sources. It calculates noise voltage (µVpp and µVrms), noise density, Johnson resistance, temperature, upper and lower frequency limits, and corner frequency.
By Stephen Edwards. 2015-07-26

Thermo 2.5.5   (details) 49/50 ESP   23 KB / 53 KB
ScreenshotThis library contains five state equations (virial, van der Waals, Redlich-Kwong, Redlich-Kwong-Soave, Peng-Robinson), six equations for activity coefficients (Symmetric, Margules, Van Laar, UNIQUAC, UNIFAC), and four programs for calculation of bubble temperature and pressure, and dew temperature and pressure. Also includes the Antoine equation for 3 and 5 parameters.
By Jorge Ruiz-Peinado Sanchez. 2003-05-07

Thermodynamic Steam Tables 1.0   (details) 49/50 ENG   9 KB / 7 KB
ScreenshotImproved (graphic interface) version of the program "steam" by William David Eisenhauer and Allen Arnold, Portland State University. It doesn't change any calculation property, it only makes it easier to use.
By Manuel Peral-Pardo, William David Eisenhauer, and Allen Arnold. 2000-08-26

Thermodynamic Steam Tables Imperial Units 1.0   (details) 49/50 ENG   12 KB / 6 KB
ScreenshotImperial Units interface for the version of the program "steam" by William David Eisenhauer and Allen Arnold, Portland State University. The calculations are not changed.
By Aubrey O'Callaghan, Manuel Peral-Pardo, William David Eisenhauer and others. 2003-05-07

Truss48/49 4.2 SR2   (details) 49/50 48 ENG ESP   115 KB / 8-13 KB
ScreenshotStructural engineering application which can calculate the following things of any given truss: member elongations, member normal force, member normal stress, nodal displacements, and reaction forces. Written in System RPL (includes source code) with some assembly language and includes a comprehensive manual in Word format. SR2 includes Spanish HP 49 library.
By Caspar Lugtmeier. 2003-05-14

VaporHp 0.9   (details) 49/50 ENG ESP   260 KB / 38 KB
ScreenshotSteam tables with thermodynamic properties of water and steam calculated from the industrial standard IAPWS-IF97. Only works in port 0.
By Edwin Córdoba. 2005-11-25

vI-vR 2.0   (details) 49/50 ESP   631 KB / 1 KB
This a useful program to calculate any parameter which is present in a power compensation problem. Circuit based on Thevenin's theorem.
By Rubensai D. 2011-07-24

VigaG 4.1bGet It   (details) 49/50 ENG ESP   171 KB / 24 KB
ScreenshotStructural analysis program for all types of beams.
By Edwin Córdoba. 2001-05-18

Water Density and Boiling Temperature 5   (details) 49/50 ENG   7 KB / 3 KB
ScreenshotCalculates the density of water, given the temperature in Celsius, pressure in Pascals, and whether the water is pure or from the tap. Based on Tanaka's work. As a function of pressure (or altitude and local temperature), it is also possible to get the local boiling temperature of water according to equations of Goff-Gratch (1984) and Arden Buck (1996).
By Gil Campart. 2021-11-24

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