Harry Whitfield
Planimeter
FreeCalculate the area of a closed curve.
WindowsDMXconverter
FreeCalculate and convert DMX channels into full channel numbers.
WindowsDrawDemo
FreeUse a free-form drawing tool with various features.
WindowsSunrise Calculator
FreeCalculate sunrise and sunset times based on date, longitude, and latitude on your desktop.
WindowsPixel Scale
FreeDisplay and use a screen ruler on your desktop.
WindowsDMXdeCoder
FreeCalculate and convert full channel numbers to port and DMX channels or vice versa.
WindowsNetCalc - an RF Impedance Calculator
FreeEstablish radio frequency network design ideas.
WindowsPlanimeter II
FreeCalculate the areas of closed curves.
Windows