In article ,
"Dave Plowman (News)" writes:
In article ,
Owain wrote:
You might consider an IR type - useful for other things too.
Yep, been looking at the one from Maplin. But £40-odd quid . . .
might take a bit of convincing of SWMBO!

It would make an excellent Educational Toy for a child. You might even
let them play with it occasionally.

It's a damn sight more accurate than those clip on thermometers...

....providing you don't point it at a bare copper pipe, on which
it doesn't work at all (copper is the infra-red equivalent of a
mirror). Put some tape or paint on the copper, or I point it at
the white stub on the radiator the pipe is connected to.

--
Andrew Gabriel