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RPN Engineering Calculator™

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J. A. Associates.
All rights reserved.

 

 

RPN Engineering Calculator™ Version 7.1.1

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Additions and Corrections

bulletAdded Digital Signatures for additional support for the Vista Operating System

RPN Engineering Calculator™ Version 7.1.0 

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Additions and Corrections

bulletAdded support for the Vista Operating System
bulletRevised the Menu names to prevent wrapping under certain conditions
bulletCorrection: "Save and Retrieve Running Tape" left off the first item on the tape

RPN Engineering Calculator™ Version 7.0.1 

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Additions and Corrections

bulletAdded Screw Size Calculation to the Standard keypad (Alt 'tax')
bulletCorrections
bullet"Save Window Position" caused problems when closed while minimized.
bullet"Show Tip of the Day" check mark was visible when not selected. 

RPN Engineering Calculator™ Version 7.0.0 

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Additions and Corrections

bulletAdded 14 multiple-entry function calculators.
bulletStandard keypad
bulletIntr - Compound Interest Calculator
bulletEngineering keypad
bulletFo - Geometric Mean Calculator
bulletrT - Temperature Coefficient of Resistivity Calculator
bulletW - Ohms Law Calculator
bulletf(x) - Polynomial Calculator
bulletFr - Resonant Frequency Calculator
bulletSr - Series Resonant Circuit Calculator
bulletPr - Parallel Resonant Circuit Calculator
bulletZn - Impedance of a Ladder Network Calculator
bulletMagnetics keypad
bulletmH - Inductance vs n˛ Calculator
bulletH - Magnetizing Force Calculator
bulletBm - Flux Density Calculator
bulletLµ - L vs Permeability Calculator
bullet'C' - C-Core Calculator
bulletAdded Heat Index Calculation to the Standard Keypad.
bulletModified N!(0) = 1 (was = 0).
bulletAdded A·T/mm to the 'H' function on the Magnetics Keypad.
bulletAdded Wave Shape to the Bm calculation on the Magnetics Keypad.
bulletAdded additional hyperbolic functions to the Trig Keypad.
bulletRenamed and re-colored several of the function buttons.
bulletAdded automatic scaling of the height of the calculator to correct for larger than normal font sizes in the Title and Menu bars.
bulletCorrections
bulletCorrected "File Already Open" error while saving settings under certain conditions.
bulletDuring continuous calculations using some of the multiple-entry functions, the number of significant digits (the Display(n) option) would increase. 
bulletThe 'tax' function would produce incorrect answers when changing the rate.
bulletUnder certain conditions the Binary keypad would not accept the hex letter "A".
bulletWith dual monitors the "Save Window Position" menu option didn't save the correct horizontal position.
 

RPN Engineering Calculator™ Version 6.3.2 

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Additions and Corrections

bulletCorrected tooltip for the Resistivity calculation on the Engineering Keypad.
bulletRevised the Convert Function to make them more user friendly.
bulletHelp file modifications:
Clarified the Resistivity calculation
Expanded the use of Btu and calorie when converting between energies.
 

RPN Engineering Calculator™ Version 6.3.1 

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Additions and Corrections

bulletCorrected AWG Function on the Magnetics Keypad.
 

RPN Engineering Calculator™ Version 6.3.0 

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Additions and Corrections

bulletAdded resistivity ('rho') function to the Engineering Keypad, Right Click 'rT' to choose.
bulletModified the "Resistance vs Temperature" ('rT') function on the Engineering Keypad, for materials other than copper.
bulletAdded Single, Triple and Quadruple Insulation Magnet wire to the 'AWG' function on the Magnetics Keypad, Right Click 'AWG' to choose.
bulletCorrected several anomalies with the "<" and ">" functions. 
bulletCorrection: Clicking on the Decimal Point more than once while entering a number required restarting REC in order to use that button again.

Upgrade
Upgrading of RPN Engineering Calculator to version 7+ requires a complete uninstall of any previous version (v6.x or lower). Attempting the upgrade without uninstalling the previous version will leave the calculator in disarray.

To uninstall it: Double click  My Computer, Control Panel, Add/Remove Programs, scroll down to RPN Engineering Calculator, click the Add/Remove button, and click yes to the "Are you sure...." Application Removal dialog. 

Registered Users:
If you have a Full Version Registration of Version 6.x, go to our Buy Now page to find out how to upgrade to version 6, if you don't have the full version you are required to purchase a new  version 7 of your choosing.

See "Getting the RPN Engineering Calculator" for complete instructions on downloading and installing Version 7 of the RPN Engineering Calculator.

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Last updated 04/30/2008