A 'Guestbook' script has been set up for you to leave any constructive criticism that you have.
As a result of excessive spamming, it has been necesary to replace the support forum with this section. To report problems, or request new features/calculators, please email:
Frequency, Wavelength, Period Calculator Useful for radio antenna design, and almost any other problem that involves oscillation, (with the exception of a pendulum.)
Ohm's Law calculator: D.C. voltage, current, resistance & power integrated into a single calculation.
For all of you Web Developers / Designers out there, I have created a colour gradient calculator.
If you need a smooth transition from one colour to another in HTML/CSS, then however many steps you need, this will work out what each colour should be, and should accept any input format, including
Full Hex: #FFCC99
or Hex shorthand: #FC9
A new calculator to work out all of the dimensions of a simple circle can now be found in the Maths> 2-Dimensional Geometry section. This can be used for any situation, whether it is children's homework, or working out how much turf is required for a circular lawn.
The Chipboard flooring calculator is now finished and available - next time you want to lay some flooring, come here first and you can work out exactly how much you need to buy: no unnecessary waste, and no repeat visits to the DIY store.