BOTTOMLEY'S WEB SITE
I have established this
site to facilitate public knowledge of a few things that may be useful
or interesting to some people. There are no advertisements and
nothing to buy, just information.
This gives some background information about me.
If you have any questions or comments then click
(This shows you how to make a fairly effective radiation shield to
improve the accuracy of the temperature readings in a typical 'home'
Lots of information about the "Magnabend" sheet metal bending machine.
This machine was manufactured in Australia by Magnetic
Engineering Pty Ltd (a company which I managed) up to year 2003.
The original patents on the concept have now expired and this has
allowed manufacture in several other countries, not necessarily under
the 'Magnabend' name.
I established this website
to help preserve the technology behind this invention and to help
manufacturers and constructors get the basics right.
This page shows you how to recognize and eradicate Spanish Heath which
is becoming a serious weed in some parts of Australia.
This page explains a problem which I have observed with badminton
umpire's chairs and has links to my detailed
drawings which depict a better design. I am
providing these drawings simply as a service to the sport.
(This review was done in
2012 and thus is now (2018) a bit old.
However this phone can
still be purchased and some may find this review still useful).
My review of the camera function of the HTC One X mobile phone,
including sample pictures and a discussion of the pros and cons.
This page last
up-dated August 2021
Author: Alan Bottomley