hpcalc.org - HP 48 Archive

HP 48 Electrical Engineering Programs

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

There are 157 files totaling 5,971 KB in this category.

A.C. Equations of DC Motor 1.0   (details) 49/50 48 ENG POR   2 KB / 7 KB
ScreenshotThis file contains equations of the DC motor in simple compact form. It's useful because it is possible to insert values and the program returns the equation of the motor in the variable EQ, for using with Solve or something else.
By Afonso Celso. 2004-05-09

ALBW 1.1   (details) 49/50 48 ENG   3 KB / 1 KB
ScreenshotALBW = Allocated Bandwidth. This is a program for satellite communication engineers and planners. It determines the amount of bandwidth required to accommodate a carrier signal on a satellite transponder, given the data rate, coding, and modulation methods. Version 1.1 incorporates occupied bandwidth.
By Mike Richards. 2001-03-02

Alimentation   (details) 48 FRA   4 KB / 7 KB
ScreenshotUn scroll des plans d'une alimentation 220V.
By Philippe Pamart. 1998-06-13

Amidon 1.00   (details) 49/50 48 ENG   6 KB / 14 KB
ScreenshotCalculate coils wound on iron-powder toroidal cores by Amidon Corp. Program contains a selectable cores database and returns inductance, giving the coil turns, or the required turns, giving the required inductance. Maximum wire coil diameter, in mm, is also returned. Tested on 49G+, but it should be suitable also on 48 series calculators.
By Antonio d'Avino. 2006-09-14

Analog Filter Approximations 1.0   (details) 48 ENG   6 KB / 11 KB
Given filter parameters gives the analog form of the transfer function of a filter using the classic approximations: Butterworth, Chebyshev, Inverse Chebyshev and Cauer. Translates in frequency.
By Tomislav Hruskovec. 2001-03-01

Assistant II   (details) 48 ENG   7 KB / 17 KB
ScreenshotUser friendly stand-alone circuit simulator based on CSim and Assistant, allowing circuit editing.
By Roberto Perez-Franco (HPlus!), Per Stenius, and Luis Duarte. 1999-03-05

B-SOL 1.1   (details) 48 ENG   3 KB / 2 KB
Accurately calculates magnetic field density of a straight solenoid at any point outside or inside, given solenoid dimensions, current and number of wire turns (using Biot-Savart).
By Matjaz Vencelj. 1997-08-21

Bauelemente   (details) 48 DEU   14 KB / 16 KB
ScreenshotA set of notes with graphics and tools for calculating formulas useful for a second semester electrical engineering student.
Author unknown. 2017-07-31

BCLPF 1.0   (details) 48 ENG   100 KB / 2 KB
ScreenshotCalculates Butterworth and Chevyshev LPF transfer functions.
By Albán Prada Rodríguez. 2003-06-10

BCS 0.3   (details) 48 ENG   27 KB / 12 KB
Basic circuit simulator for symbolic DC, AC, FD and TR analysis of circuits that only contain linear independent elements. Requires ALG48 and Erable.
Author unknown. 1999-06-20

Bitola   (details) 48 POR   4 KB / 5 KB
Calculates the gauge of a conductor based on the maximum expected current load.
By Omar Rachid Murad. 2017-07-28

BJT-MVS 1.0   (details) 48 ESP   15 KB / 1 KB
ScreenshotYou can designing amplifiers with BJT transistors.
By Cesar Hernandez. 2001-04-06

Bode using CSim2.61 1.0   (details) 48 ENG   198 KB / 1 KB
Allows you to plot the Bode diagram of a circuit simulated using Circuit Simulator 2.61 by Per Stenius.
By Giuseppe Belfiore. 2007-09-25

Calculo de Instalaciones de cableados 12.5   (details) 48 ESP   26 KB / 80 KB
ScreenshotCalculates full wire installations for houses following Spanish regulations. Requires the INFORM2 library.
By Ruben Melchor Figueroa. 2001-12-29

Cálculo de Tensões Induzidas 1.00   (details) 48 POR   2 KB / 2 KB
Calculates induced voltages using the methods of Boussinesq, Westergard, Frohlich, and Love.
By Fernando Jose Mazur. 2017-07-23

Canaliza   (details) 48 ENG   4 KB / 8 KB
ScreenshotResidential electric channelings program which works with AWG.
By Salvador Martinez. 1999-07-09

Capacitor   (details) 48 ESP   1 KB / 1 KB
In circuits of first order, this solves the difference of voltage and current in a condenser.
By Luis M. Gallardo. 1998-08-14

Choppers Design   (details) 48 ENG   2 KB / 4 KB
ScreenshotWhen given the wished parameters of the Chopper (type A or type B), this power electronics program gives the design values.
By Salvador Martinez. 1999-07-09

Circuit   (details) 48 ENG   1 KB / 2 KB
Helps determine impedance in AC circuits.
Author unknown. 1999-11-15

Circuit   (details) 48 FRA ITA   7 KB / 4 KB
A digital logic simulator with eight primitives (AND, OR, XOR, NOT, BUF, HI, LO, and CLK).
Author unknown. 2017-07-09

Circuit Simulator 2.61   (details) 48 ENG   18 KB / 10 KB
ScreenshotMakes DC, AC and transient simulations and supplies the user with all matrices used.
By Per Stenius. 1997-08-21

Circuit Simulator 3.01   (details) 48 ENG   20 KB / 30 KB
ScreenshotMakes punctual DC and AC simulations, and plots AC and transient analysis. Supplies the user with all matrices used. Version 3.0 includes the CSim Descriptor and other interface improvements. For people familiar with past versions of CSim only.
By Per Stenius, Roberto Perez-Franco (HPlus!), and Pierre Vignacq. 1999-04-07

Circuit Simulator Documentation   (details) 48 ENG   174 KB
A comprehensive 63-page paper describing the functionality of Circuit Simulator, for CSim 2.61, explaining how to do DC and AC analysis and transient analysis.
By Per Stenius. 2017-06-04

Circuitos Electricos 1.5   (details) 48 ESP   107 KB / 15 KB
ScreenshotLibrary designed to simulate resistive circuits of DC with a very friendly environment. It's also able of calculating the Thevenin equivalent circuit between any two given nodes.
By Santiago Mesa Jaramillo. 2000-11-18

Circuitos I 1.1 Beta   (details) 48 ESP   29 KB / 3 KB
Library for electric circuits.
By Vicente Montecinos. 2000-07-16

CIREQLT   (details) 48 ENG   2 KB / 2 KB
Upon entering the impedance, admittance, voltage and current for the receiver, this program gives the regulation, power, tension and current of the transmitter.
By Salvador Martinez. 1999-07-09

Cirk 1.0   (details) 48 ENG ITA   80 KB / 11 KB
ScreenshotCirk is a circuit simulator (node voltage as output), it can use symbolic elements; for instance, suppose there is a resistor between two nodes, you can assign symbol R as resistivity. Circuit analysis is made in S domain (Laplace transform).
By Gabriele Dell'Amico. 2003-05-08

Closest Standard-Resistor Values   (details) 49/50 48 ENG   7 KB / 2-4 KB
A set of programs by two different authors to give a standard resistor value (in the E24, E48, E96, or E192 series) closest to the desired resistance.
By John Keith and David Bengtson. 2020-10-06

CMAG   (details) 48 ENG   2 KB / 6 KB
ScreenshotCalculates the saturation curve of magnetic materials.
By Salvador Martinez. 1999-07-09

CMOS FET Equations   (details) 48 ENG   3 KB / 2 KB
This is a set of equations for CMOS field effect transistors. The constants included give a good approximation to common 1.6u processes.
By Preston Brown. 1997-08-21

Code des Couleurs 2.1c   (details) 48 FRA   4 KB / 6 KB
ScreenshotResistor color code program.
By Jean-Roger Condat. 1999-05-25

Conductores 1.0   (details) 48 ESP   5 KB / 10 KB
ScreenshotProgram for calculation of voltage drop and conductor gauge given source, amps, distance run.
By Javier Perez. 2001-06-10

Conversion Delta Estrella Grafica 1.2   (details) 48 ESP   14 KB / 6 KB
ScreenshotGraphical delta-star program. Written in User RPL.
By Jose Gonzalez. 2008-08-09

CSett   (details) 48 ENG   9 KB / 15 KB
Assistant guide to build a circuit for the circuit-simulation program CSim.
By Per Blomqvist. 1999-09-12

CSim Descriptor   (details) 48 ENG   4 KB / 12 KB
For advanced users of Circuit Simulator 2.61. Describes all elements you could possibly use in a CSim circuit. This is unnecessary with version 3.01.
By Roberto Perez-Franco (HPlus!). 1999-01-02

CTR 1.0   (details) 48 ESP   103 KB / 4 KB
Libraries for control system design: ctr1, for classical control theory; and ctr2, for modern control theory.
By Alexander López Parrado. 2003-01-10

Delta to Wye Conversion   (details) 48 ENG   8 KB / 1 KB
Makes basic electronics easier. Given the 5 resistor values for a bridge with either the current through or the voltage across the bridge, it returns the voltage and the current for each resistor.
By Brian Schmidt. 1999-11-30

Delta-Wye Transformer   (details) 48 ENG   2 KB / 3 KB
Given 3 resistor values, this program performs either a delta - wye transformation or a wye - delta transformation.
By Andrea Baccin (HPEvangelist). 2000-08-24

DeltaStar 1.0   (details) 48 ITA   3 KB / 4 KB
ScreenshotDeltaStar is a library composed by two simple programs to manage conversion from Triangle to Star and vice versa in electrical problems.
By Rocco Pagliara. 2001-11-11

Digital Filter Demo   (details) 48 ENG   5 KB / 1 KB
Demonstration of a DSP. Uses a predefined function (sin(x) is used, but you can change it) to generate an array of x and y coordinates using the summation function. Draws a scatter plot, adds noise, draws the plot again, and more.
By Kevin Jessup. 1998-05-04

Digital Logic Simulator   (details) 48 ENG   7 KB / 4 KB
Here's a digital circuit simulator for the HP 48. It has 8 internal primitives: AND, OR, XOR, NOT, BUF (buffer), HI (node tied to logic 1), LO (node tied to logic 0) and CLK (clock generator of definable high and low times). It also supports nested macros defined from these elements.
By Tony Duell. 1997-08-21

Digitician 0.9.1   (details) 48 ENG   15 KB / 14 KB
ScreenshotDigitician is a combination of two programs that, used together can make life much easier for anyone who must deal with digital logic problems. The first program performs reductions of Karnaugh maps by Quine-McCluskey's method (modified). The second gives a truth table from any type of Boolean expression.
By Robin Getz. 1997-08-21

Diode 1.40   (details) 48 ENG   5 KB / 13 KB
Simulates circuits containing silicon and germanium diodes in DC. Requires Circuit Simulator 3.01 3.00 or higher.
Author unknown. 1999-05-03

Direct Phasor Entry   (details) 48 ENG   1 KB / 1 KB
An example of using the Vectored Enter facility, showing how to do direct phasor entry, which may be of particular interest to electrical engineers.
By Johan Thornton. 2017-07-31

Disipador 1.0   (details) 49/50 48 ESP   327 KB / 7 KB
ScreenshotProgram to simplify calculations of a power BJT heat-sink.
By Fabio Eduardo Leon R.. 2001-05-24

DR-ST-DR   (details) 48 DEU   3 KB / 3-5 KB
This directory of programs quickly converts a network from an impedance diagram circuit into a resistance y-connection, and back again.
By Dirk Zimmermann. 1998-03-24

E-1   (details) 48 DEU   2 KB / 1 KB
Does delta-star and star-delta transformations and parallel resistance calculations.
Author unknown. 2017-07-31

E12   (details) 48 FRA   2 KB / 2 KB
Gives the two closer values of a resistance in the standardized E12 series and can then return the code of 3 colors of resistance choices.
By Cédric Louis. 1998-12-11

EE Programs   (details) 48 ENG   11 KB / 14 KB
A collection of very simple but useful programs for EE ET and EET majors in circuit analysis 1 and 2 and solid state courses.
By Fred K. Anderson. 2017-09-01

EEng 1.0   (details) 48 ENG   6 KB / 3 KB
Tools for electrical engineering students, including the ability to do circuit analysis and solve transmission line problems.
By Arpad Burmen. 1999-09-12

EField 1.0   (details) 48 ENG   125 KB / 6 KB
Useful for students studying electromagnetic fields. Has a transmission lines solver and much more.
By Del Miglio Andrea. 1999-07-21

Electrical Engineering Apps   (details) 48 ENG   8 KB / 14 KB
A set of miscellaneous electrical engineering applications, for things such as current divider rule, voltage divider rule, parallel resistance, ohm's law, balanced bridges, mesh analysis, nodal analysis, power equations, and more.
Author unknown. 2017-08-04

Electronic Amplifiers 1.0   (details) 49/50 48 POR   3 KB / 5 KB
ScreenshotProgram that calculates the resistors of a automatic polarization circuit, given some parameters of a transistor and calculates also the three basic amplifiers with a TBJ to small signals. Without documentation, yet.
By Jansen Fonseca da Anunciação. 2003-10-14

Eletricidade   (details) 49/50 48 POR   2 KB / 2 KB
Electrical engineering software for working with inductors, capacitors, and resistors.
By Rafael Garcia Rodrigues. 2004-09-22

Ensayvac   (details) 48 ENG   1 KB / 1 KB
Given the current and tension in empty and the number of points wished, this program makes the curve.
By Salvador Martinez. 1999-07-09

Estrela Triângulo 1.00   (details) 48 POR   1 KB / 2 KB
ScreenshotConverts star to triangle and vice versa.
By Mateus Moratelli. 2004-07-11

Estytria   (details) 48 ESP   1 KB / 1 KB
Calculates Star-Triangle and Triangle-Star transformations.
By José M. Alarcón Aguin. 1998-05-05

Falla 2.0   (details) 48 ESP   5 KB / 12 KB
ScreenshotThis program calculates all the voltages, currents and power flow of an electrical high voltage net in fault conditions, in any electrical type of fault or combined fault.
By Percy Garrido. 2001-04-20

Feedback 1.0   (details) 48 ESP   146 KB / 1 KB
ScreenshotSoftware to determine the feedback gain in a multi feedback systems by "Método de DESVANECIMIENTO". It's designed in User RPL and helpfull for students in Electrónica II at Universidad Central de Venezuela in Caracas, Venezuela.
By Daniel Rodríguez H.. 2002-03-16

FET 1.0   (details) 48 ESP   2 KB / 2 KB
ScreenshotThis program finds the dc operating point (Vgsq and Icq) for an N-Channel FET using Shockley's equation.
By Daniel Chávez Arcos. 2001-04-21

FETVGSID 1.1   (details) 49/50 48 ENG ESP   21 KB / 1 KB
ScreenshotPerforms calculations for JFETs involving Gate-Source Voltage (VGS) and Drain Current (ID).
By David Enrique Torres Calderón. 2004-05-15

FFT   (details) 48 ENG   2 KB / 1 KB
This is an FFT program written mostly in System RPL.
By John Paul Morrison. 1997-08-21

FFT   (details) 48 ENG   3 KB / 1 KB
Very fast Fourier transform.
By Jurjen N.E. Bos. 2008-08-16

FFT with Plotter   (details) 48 ENG   3 KB / 2 KB
This is an FFT program taken from Oppenheim and Schafer's Digital Signal Processing. Also included is a neat little program PLFFT which plots the magnitudes the results of the FFT program.
By Frank G Baird. 2008-08-16

Filtro Butterworth 1.0   (details) 48 ESP   22 KB / 1 KB
ScreenshotThis program generates the capacitor values and inductances for an nth order Butterworth filter.
By Cesar Hernandez. 2001-08-19

FIR   (details) 48 ESP   4 KB / 4 KB
ScreenshotFilter design program.
By Julio Mendoza. 1998-05-23

FIR-Tools 1.0   (details) 48 ESP   106 KB / 4 KB
ScreenshotAllows FIR filter design using the window method and the frequency sampling method. Has freqz and plot commands. For the G series only.
By Alexander López Parrado. 2004-02-03

Fourier   (details) 48 ENG   4 KB / 2 KB
A set of programs for digital signal processing. Included are: Discrete Fourier Transform (also does inverse), Fast Fourier Transform, Inverse Fast Fourier Transform, Fourier Transform (selects FFT or DFT depending on size), Inverse Fourier Transform (selects FFT or DFT depending on size), Periodic Convolution, Aperiodic Convolution, Two Dimensional Fourier Transform, Inverse Two Dimensional Fourier Transform, and Axis Shifter for use with Two Dimensional Fourier Transforms.
By Robert W Yoder. 2008-08-16

FSIMET   (details) 48 ENG   2 KB / 3 KB
ScreenshotPerforms fault calculations using the matrix of bar impedance (Z) for power systems.
By Salvador Martinez. 1999-07-09

FUMO - DSP Toolbox 0.025f   (details) 49/50 48 ENG   202 KB / 7 KB
ScreenshotFUMO contains functions allowing digital signal processing. It allows sampling typical or user defined signals, applying window functions, applying FFT (or DFT) transform, convolve, zero-pad, and get frequency, phase or group delay responses. Documentation also in Polish.
By Przemyslaw Holubowski. 2017-02-09

GLKAT   (details) 48 DEU   3 KB / 3 KB
ScreenshotA directory of equations useful for electronic circuit calculations, for use with the built-in solver.
By Patrick Werner. 2017-07-31

GROBs   (details) 48 ENG   3 KB / 6 KB
Flux/circuit diagrams.
Author unknown. 1997-08-21

HF1 2.0   (details) 48 DEU   33 KB / 54 KB
ScreenshotAn extended RF network design and analysis tool, written for RF education purposes at the Fachhochschule für Technik in Mannheim, Germany, Department of Telecommunications Engineering, and intended for use in education and ham radio applications.
By C.C. Timmermann. 2017-07-09

HP Spice 3.0   (details) 48 ENG   10 KB / 10 KB
Supports 13 ideal components (resistors, conductors, capacitors, inductors, current sources, voltage sources, short circuits, op amps, transformers, and more), and performs DC and AC (given a frequency) analyses.
Author unknown. 2017-07-09

HP-Spice   (details) 48 ENG   9 KB / 4 KB
ScreenshotAn AC spice type circuit simulator. The program is limited to AC analysis, but by selecting a very low frequency (not 0) it can give a reasonable DC approximation.
By Blair Mac Donald. 1998-02-12

HVT1   (details) 48 DEU   4 KB / 5 KB
Draws HVT diagrams from control engineering.
Author unknown. 2017-07-31

IFLAC 1.0   (details) 48 ENG   3 KB / 8 KB
ScreenshotGiven parameters of a filter, H, wc and Q, calculates an inverting active filter using an ideal OPAMP. Can draw the circuit. Document in English but menus in Spanish.
By Tomislav Hruskovec. 2001-03-01

IMOD3 1.0   (details) 48 ENG   3 KB / 2 KB
ScreenshotCalculates third order intermodulation products in frequency processing devices. It was developed with satellite communications in mind, for the purpose of identifying overdriven earth stations, based on observed intermodulation products in a satellite transponder. The program has general application where 3rd order intermodulation products need to be calculated.
By Mike Richards. 2001-01-26

Impedance Calculus 3.0   (details) 48 ENG   1 KB / 1 KB
This program allows you to calculate an impedance value, by giving the capacity, the self inductance, and the resistance of an AC circuit. For both parallel and serial circuits.
By Rai-lex. 2001-05-27

Incidence Matrix Tools 1.1   (details) 48 ENG   3 KB / 2 KB
ScreenshotPerforms calculations for problems found in Chapter 7.5 of the Grainger/Stevenson Power System Analysis book.
By Roberto Perez-Franco (HPlus!). 1999-03-13

Induction Machine Circuit 1.1   (details) 48 ENG ESP   222 KB / 1 KB
ScreenshotThis program returns all the parameters (scalars and phasors) of the Induction Machine equivalent circuit, given the data obtained from the No-Load and Blocked Rotor Tests. A explanation figure is included in this package. This program can be used to obtain the transformer parameters (No-Load == Open Circuit Test // Blocked Rotor == Short-Circuit Test). Recommended for Electric Machinery and equivalent courses.
By Sergio Alberto Navarro Miranda. 2003-12-26

Instalaciones 4XG 1.0   (details) 49/50 48 ESP   533 KB / 14 KB
ScreenshotThis is a program (library for the 49G and directory for the 48) that calculates hydraulic (by the modified Hunter method) and electric installations for residences and buildings. It's useful for architects, engineers and constructors, particularly in Latin America.
By José Humberto Estrada Rodas. 2002-07-21

JACO 1.5   (details) 48 ESP   25 KB / 1 KB
ScreenshotThis is a library which evaluates the Jacobian, to help people with the Newton-Raphson Method, and derive N equations below N variables, useful in electrical engineering.
By David de Perosanz Aparicio. 2001-02-14

JFET-MVS 1.0   (details) 48 ESP   14 KB / 2 KB
ScreenshotYou can design amplifiers with JFET transistors.
By Cesar Hernandez. 2001-04-06

Kron 1.0   (details) 48 ESP   1 KB / 1 KB
ScreenshotA small program used to eliminate any node in a matrix of admittances by the method of Kron for the 48SX/48GX.
By David O. Ortíz Chávez. 2004-07-24

LIMPED- Bare Line Impedance calculator 3.0   (details) 48 ENG   1,025 KB / 8 KB
ScreenshotLIMP calculates the positive and zero sequence impedances of bare three phase lines which have one conductor per phase and up to two guard or neutral conductors.
By Carlos Mauricio Beltran. 2012-09-15

LINSYS 1.2   (details) 49/50 48 ESP   114 KB / 25 KB
ScreenshotThis program calculates the diameter of optimal conductors for transmission lines. Includes the table of conductors. For the 48GX or 49G.
By David O. Ortíz Chávez. 2004-09-22

Load Flow Analysis 1.0   (details) 48 ENG   7 KB / 15 KB
Given transformers, transmission lines and buses of three types, it calculates the load flow and voltages of an electric power system.
By Tomislav Hruskovec. 2001-03-01

Long Reals Meet Resistance   (details) 48 ENG   3 KB / 1 KB
Calculates parallel resistance accurately.
By Joseph K. Horn. 1997-08-21

LTRANSM   (details) 48 ENG   2 KB / 4 KB
ScreenshotCalculates the inductive and capacitive reactance for transmission lines.
By Salvador Martinez. 1999-07-09

Magnetic Circuits   (details) 48 ENG   1 KB / 1 KB
Solves simple magnetic circuits problems.
By Roberto Perez-Franco (HPlus!). 1999-04-07

Match 1.0   (details) 48 ENG   3 KB / 5 KB
ScreenshotImpedance matching networks design with L-Sections and Single-Stubs. No Smith Chart needed.
By Alexander López Parrado. 2003-12-26

MatXc 1.0   (details) 48 ESP   34 KB / 3 KB
Program that calculates the capacitive reactance matrix of a tri-phase Line in Power Systems. It's very important to people who study the basics of Power Systems in Electrical Engineering.
By Daniel Rodríguez H.. 2001-03-10

MDSV   (details) 48 ENG   7 KB / 8 KB
ScreenshotAllows the design of digital filters (IIR lowpass and highpass, FIR, differentiator, Hilbert transformer) and to plot the frequency domain (magnitude and phase) and time domain (impulse and step) responses of the designed filter or any other digital transfer function.
By Martin A. Lang. 1998-10-22

MEQ_CONVERTER 1.0   (details) 48 ENG ESP   203 KB / 2 KB
ScreenshotConverts matrix for electric circuits, two-door circuit theory, useful in electrical engineering.
By David de Perosanz Aparicio. 2001-03-01

METEXLIB 1.0   (details) 48 DEU   10 KB / 4 KB
Interfaces via the serial interface with the METEX 3650CR digital multimeter. Displays METEX data as a numeric value, as a line graphic, or as an analogue instrument. Has automatic measuring range detection, supports continuous or time-delayed readings, logs measured values to the HP thermal printer via the IR interface, and stores measured values.
By Joachim Lack. 2017-07-31

Mobility 1.1   (details) 48 ENG   3 KB / 2 KB
Finds the mobility of electrons and holes in silicon.
By J. Robert Sims. 1998-04-08

MWA 1.0   (details) 48 ESP   73 KB / 5 KB
ScreenshotMicrowave amplifier design.
By Alexander López Parrado. 2003-01-10

Nodal Format Analysis Program   (details) 48 ENG   8 KB / 5 KB
ScreenshotNFAP calculates the voltages of an AC Electronics Circuit using discrete components.
By Don C Robinson. 1997-08-21

Non Inverting Active Filters 1.0   (details) 48 ENG   5 KB / 15 KB
ScreenshotGiven filter parameters, H, wc and Q, calculates some non inverting active filters, including some biquad forms. Can draw the circuit. Documentation in English and menus in Spanish.
By Tomislav Hruskovec. 2001-03-01

Notes for a Electrical Engineering Class   (details) 48 FRA   103 KB / 38-79 KB
Many notes for a electrical engineering class with inline images. Includes the required ADISP Viewer and BZ decompressor.
By Fab. 1998-05-16

Nyquist 1.1   (details) 48 ENG ESP   2 KB / 1 KB
Draws Nyquist diagrams.
By Julio Cesar Tobar Gomez. 2001-04-12

Paral 1.4   (details) 48 ENG   5 KB / 2 KB
ScreenshotParal will find all combinations of parallel 1% resistors to obtain the desired value within a given accuracy. This is useful in case you don't have the value you need on hand, but also because the exact value you want may not be a standard off-the-shelf value.
By Larry Hoppis. 1997-08-21

Parallel 1.00   (details) 48 ENG   1 KB / 1 KB
Given 2 impedances (complex or real numbers) this System RPL program calculates the parallel.
By Andrea Baccin (HPEvangelist). 2000-08-30

Parallel Resistor Calculator 1.2   (details) 48 ENG   3 KB / 3 KB
ScreenshotThis program finds parallel resistance elements and is useful for both electronics technicians and hobbyists.
By Larry McElhiney. 1998-03-23

Phase Shift Oscillator Program 2.0   (details) 48 ENG   27 KB / 1 KB
System RPL program for performing calculations on Phase Shift Oscillator circuits, including total voltage, frequency, feedback resistor value, and more.
By Douglas L. Rohm. 1998-02-25

Phi Psi Gamma 1.0   (details) 48 ENG   34 KB / 32 KB
ScreenshotSimple program for calculating digital control matrices, as described in the book Franklin, Powell, Workman, DIGITAL CONTROL OF DYNAMIC SYSTEMS 2nd ed.
By Juan Miguel Flores Díaz and Josué Miguel Gutiérrez Díaz. 2001-10-27

Porta   (details) 48 ESP   3 KB / 6 KB
ScreenshotHelps transform the parameters of ports in electricity and electronics.
By Roberto Perez-Franco (HPlus!). 1999-01-01

Porto   (details) 48 ESP   3 KB / 6 KB
Helps transform the parameters of ports in electricity and electronics. Requires Erable.
By Roberto Perez-Franco (HPlus!). 1999-01-01

POT2 2.0   (details) 48 ESP   11 KB / 15 KB
ScreenshotCalculate Electrical power flow with Newton-Raphson or Gauss-Seidel way. Solve non-linear equation system. Calculate Economica Dispatch with loss, and Heat rate curves.
By Percy Garrido. 2001-04-20

Potencia   (details) 48 ESP   1 KB / 1 KB
Helps transform symmetrical component values to line-neutral values and vice versa, and line-neutral values to line-line values.
By Roberto Perez-Franco (HPlus!). 1999-01-01

PSGyrat   (details) 48 ENG   8 KB / 5 KB
Circuit simulator inspired by CSim using the Gyrator Transformation algorithm.
By Per Blomqvist. 1999-09-12

Quine-McCluske   (details) 48 ENG   9 KB / 4 KB
Used for minimization of Boolean function, similar to Karnaugh mapping.
By Frederic Vecoven. 2017-08-04

R&C 1.2   (details) 48 ENG   4 KB / 2 KB
Resistance and capacitance calculator.
By Alexander Reif. 1999-06-22

R24R48R96 1.0   (details) 49/50 48 ENG   146 KB / 1 KB
Three programs which compute the nearest value of a resistor in the R24, R48 or R96 series, given a desired resistance. Also includes a PDF from where this program was mentioned in EDN magazine.
By Francesc Casanellas. 2020-10-06

RCOL 1.0   (details) 48 ENG ESP   4 KB / 3 KB
ScreenshotThis program is very useful for those who work with electronics. It converts color codes of resistors into their numerical value and vice versa. It's very easy to use.
By Albán Prada Rodríguez. 2000-09-08

Rect 2.1   (details) 48 ENG   15 KB / 8 KB
Solves all kinds of electrical uncontrolled rectifiers. Enter the electrical parameters of the rectifier (source voltage, load voltage, load resistance, internal resistance, and resistance of one diode), and the V1 V2 and V3 curves will be plotted, as well as the load voltage line.
By Alberto Gago. 2017-07-09

Res   (details) 48 ENG   1 KB / 1 KB
ScreenshotResistor code color converter.
By John Paul Morrison. 1997-08-21

Rescor   (details) 48 POR   2 KB / 2 KB
ScreenshotResistor color program.
By Eduardo Batista Donato. 2004-02-03

Resistor   (details) 48 ENG   5 KB / 5 KB
Given a resistance, gives the closest standard resistor voltage (supports, E12, E24, and E96). Also calculates standard value components (using the above programs) for a second order Sallen-Key low-pass filter.
By Geir A. M. Drange. 2017-07-09

Resistor Color Coder 2.0   (details) 48 ENG   4 KB / 2 KB
ScreenshotLets you choose the stripe colors of a resistor and it will then display its value. It will also let you enter the numeric value of a resistor and will display the stripes the resistor should have.
By Jeoff Krontz. 1997-08-21

Resistor Value Program   (details) 48 ENG FRA   5 KB / 4 KB
ScreenshotThis program will give the color code for resistors, or compute the value of a resistor given the color code.
By David Sprenkle. 1997-08-21

RLC 1.2   (details) 48 ENG   9 KB / 5 KB
ScreenshotRLC is a two storage element series RLC circuit solver/plotter. It works in a laboratory environment that has the need to build or use a variety of high energy pulse generators.
By Jim Daniels. 1997-08-21

RMG 1.0   (details) 48 ESP   40 KB / 5 KB
ScreenshotProgram to calculate RMG in transmission lines. Calculates RMG, DMG, Xl, R, and Y.
By Joel. 2001-04-16

Rosen   (details) 48 ENG   2 KB / 1 KB
Uses the Rosen Theorem to transform a star of n impedances into a polygon of n(n-1)/2 impedances.
By José M. Alarcón Aguin. 1998-05-05

SATCO 3.1.1   (details) 49/50 48 ENG   381 KB / 51 KB
ScreenshotProvides satellite communications link budgeting, antenna siting, and sun interference calculations for geosynchronous satellites. Generates horizon profile drawings and predicted spectrum analyzer traces. Calculates antenna parameters, and bandwidth allocations. Provides for direct conversion and calculation of decibels and carrier to noise ratios. Compatible with 48GX, 48G+, 49G, 49g+, 48gII, and 50g.
By Mike Richards. 2005-09-03

SatDish 1.1   (details) 49/50 48 ENG   40 KB / 2 KB
ScreenshotA program to determine the transmit gain, receive gain, and figure of merit (G/T) of a parabolic satellite communications antenna. It uses antenna diameter, efficiency, transmit frequency, receive frequency, and receive system noise temperature as inputs. Although developed for satellite communications, it should work with any parabolic antenna system.
By Mike Richards. 2005-06-04

SCpower - Power Network Short Circuit Program 5.0   (details) 48 ENG   251 KB / 12 KB
ScreenshotThe SCpower program was written in an HP48G+; it also runs on the HP49G. It calculates three phase and one phase to ground (1LG) short circuit currents at faulted buses as well as fault currents that circulate through the power network. It uses 100 MVA as base power. It does not yet calculate LL or 2LG faults, nor does it take into account fault resistance. It creates and manipulates the positive and zero sequence impedance matrices of the power system.
By Carlos Mauricio Beltran. 2012-09-15

Small Signal Analysis 1.0   (details) 48 ESP   43 KB / 1 KB
ScreenshotWith this program you can calculate the input resistance and output resistance, voltage gain for the four basic configuration of the BJT transistor: CE, CC, CB, DE.
By Cesar Hernandez. 2001-02-26

Spice   (details) 48 ENG   9 KB / 6 KB
ScreenshotA very simple implementation of Spice, written in User RPL.
By Luis A. Velasco Luciaqez. 2017-07-13

SPICE to Number 1.1   (details) 48 ENG   8 KB / 1 KB
This routine S->N converts a SPICE-scaled number (in string form) into a real number, following most SPICE2G.6 conventions.
By James Unterburger. 2017-07-09

Spice48G 1.0   (details) 48 ENG   61 KB / 5 KB
ScreenshotDetermines the DC operating point of a circuit with inductors shorted and capacitors opened for BJT transistors, diodes, and op-amps using the Ebers and Moll non-linear equations model. Requires SolveSys.
By Marco Gavesi. 2000-11-18

Star/Triangle Conversion 1.0   (details) 49/50 48   3 KB / 5 KB
ScreenshotQuite simple program to make star/triangle conversions. Also has mirror and rotate capabilities.
By José María Paz. 2001-03-09

STI ELEC   (details) 48 FRA   50 KB / 1-110 KB
Notes for a French electrical engineering class. Best viewed with Eden and BZ is recommended to save space.
By Damien Beslot. 1999-09-24

Super FFT   (details) 48 ENG   10 KB / 3 KB
Super fast Fourier transform, written in assembly language.
By Ken Cooke (N7VFE). 2008-08-16

Symbolic Current Finder 1.0   (details) 48 ENG   6 KB / 6 KB
Symbolic circuit simulator for AC and DC. No transient analysis is allowed. Requires ALG48.
Author unknown. 1999-03-03

Symbolic Voltage Finder 1.0   (details) 48 ENG   6 KB / 6 KB
Symbolic circuit simulator for AC and DC. No transient analysis is allowed. Requires ALG48.
Author unknown. 1999-03-03

Symcom   (details) 48 ENG   12 KB / 17 KB
ScreenshotSymmetrical components program that uses ABC rotation. Converts an unbalanced 3-phase system into three balanced 3-phase systems.
By Paul Lancaster. 1997-10-15

SYMCOMP   (details) 48 ENG   1 KB / 2 KB
Given a current or tension, this calculates their symmetrical components.
By Salvador Martinez. 1999-07-09

Tabela de Cores de Resistores 1.0   (details) 48 POR   2 KB / 2 KB
ScreenshotResistor color code program with just two commands: COR and VALOR. With one, enter the colors and it will tell you the resistance. With the other, enter the resistance and it will tell you the colors.
By Aldiney C. de Oliveira. 2017-07-27

Tabelas de Czerny 4.0   (details) 48 POR   12 KB / 13 KB
ScreenshotHas Czerny tables for reinforced concrete calculations.
By Paulo R. de Carvalho. 2017-07-27

TLines 2.1   (details) 48 ENG   6 KB / 5 KB
ScreenshotPerforms a transmission line analysis on the Smith chart.
By Davide Valenti. 1999-05-13

TRANS   (details) 48 DEU   1 KB / 1 KB
Does Delta-Star and Star-Delta transformations.
By Klaus Bischhoff. 2017-07-31

Transfer Function Analysis 1.1   (details) 48 ENG   14 KB / 12 KB
ScreenshotProgram for use in control systems. It includes: Simulation, Predetermined Inputs, Bode Plot (Magnitude and Phase), Root Locus, Nyquist Plot, Nichols Plot. All in an easy to use package with graphical menus, like the built-in apps.
By Juan Francisco Roco Arriagada. 2008-08-30

Transformador Ideal   (details) 48 ESP   1 KB / 1 KB
Ideal transformer for use in second year EE.
By Roberto Perez-Franco (HPlus!). 1999-03-17

Transmission Lines 1.00b   (details) 48 ENG ITA   5 KB / 1 KB
A very useful program to solve elementary transmission lines problems. Starting from a given load impedance, and some other parameters, it calculates the input impedance. This program works with both short circuits and open circuits.
By Alessandro Ravetti. 2003-12-28

Transporte de energia electrica   (details) 48 ESP   13 KB / 35 KB
ScreenshotElectric power transport full calculating program. The best program for Spanish electrical engineering students. Requires INFORM2 library to run.
By Ruben Melchor Figueroa. 2001-12-29

Truth Tables and Karnaugh Maps   (details) 48 ENG   3 KB / 2 KB
Solves truth tables and Karnaugh maps.
By Frans Koskenheimo. 2017-08-12

Two-port Network Analysis   (details) 48 ENG   3 KB / 3 KB
Aimed at two-port network analysis. Calculates gain and impedances when a two-port is connected to a source with internal resistance Rs and a load resistance Rl. Y-, Z-, h- and g-parameters are supported, and converts between Z-, Y-, h- and g-parameters.
By Geir A. M. Drange. 2017-07-09

Two-Port Network Utilities 0.20a   (details) 49/50 48 ENG   92 KB / 5 KB
ScreenshotContains functions useful for calculations related to two-port networks. Current version is first standalone. Includes both Polish and English documentation. Now requires free registration.
By Przemyslaw Holubowski. 2003-07-27

TwoPort   (details) 48 ENG   4 KB / 5 KB
ScreenshotThis library handles any manipulations with two-ports. It works with filters (and real values), but also with algebraic two-ports. Library needs to be manually attached with :0:1493 ATTACH.
By Romain Desplats. 1997-08-21

VDIV 1.0   (details) 49/50 48 ENG   2 KB / 2 KB
This program can be used to choose the best resistor values for a simple two resistor voltage divider. Combinations of standard E12 and E24 resistors are supported.
By David Reeves. 2003-12-27

VRBB   (details) 48 ENG   21 KB / 82 KB
ScreenshotA comprehensive circuit analysis program, where you can draw circuits and analyze them. Also does bode plots and Fourier analysis.
Author unknown. 2017-06-15

Wire   (details) 48 ENG   2 KB / 1 KB
ScreenshotConverts American Wire Gauge (AWG) sizes to equivalent area and diameter.
By Mike Richards. 2000-03-12

Z-based AC Circuit Simulator 1.4   (details) 48 ENG ESP   15 KB / 25 KB
ScreenshotCircuit simulator that finds numeric voltage in all nodes and numeric current in all branches of a circuit that contains (complex valued) impedances.
By Roberto Perez-Franco (HPlus!). 1999-03-18

Z-Fourier 1.2   (details) 48 ENG   3 KB / 3 KB
ScreenshotPlots and calculates the Fourier transform modulus and phase starting from the poles and zeros of the Z-transform of a sequence.
By Davide Valenti. 1999-05-13

Zweitor   (details) 48 DEU   6 KB / 9 KB
ScreenshotPerforms calculations for two-port networks.
By Klaus Bischhoff. 2017-07-31

Part of the HP Calculator Archive,
Copyright 1997-2023 Eric Rechlin.