making my own dew heater

Roy Stewart · Post by **Roy Stewart** » Fri Aug 19, 2011 1:42 pm

Hey Guys..
I'm thinking of making
my own dew heater...
Has anyone got any good
tip??

Cheers Roy

Dave Lillis · Post by **Dave Lillis** » Sat Aug 20, 2011 2:58 am

ya, buy one

kidding, kidding, I'll put up a few links later, after some sleep.

Frank Ryan · Post by **Frank Ryan** » Sat Aug 20, 2011 1:22 pm

Although I'd say its easy enough Id say youd buy one cheap.

Dave Lillis · Post by **Dave Lillis** » Sun Aug 21, 2011 1:37 pm

Roy,
I made a dew heater for my telrad, never have problems there these days,
Here are some plans on how to make a dew heater
http://www.atmsite.org/contrib/Snow/sco ... eater.html
http://webhome.idirect.com/~rsnow/resister.html

They are basically a set of low resistance resistors in parallel.

Here is a plan for a simple controller for dew bands.
http://www.backyard-astro.com/equipment ... eater.html

Roy Stewart · Post by **Roy Stewart** » Sun Aug 21, 2011 2:20 pm

Cheers Dave...

As soon as I sort myself out
I'll get a start on it sometime after the
B.S.P...

Cheers Roy