Dave
i' ve been using a 7.5 and a 24
looking at those prices -give Claude at
http://www.astronomy-electronics-centre.com.au/
in SA a ring
mine worked out cheaper than those on website- no customs issues, with local backup
and its quick in the post , supporting local bloke etc
for the lil I've used em they are phenomenal- but clear skies tonight and tomorrow forecast!