wrote:
Ian - Perfect! Just what I was looking for

You're welcome, Mike.

(Why didn't I find this
treasure trove with Google?)

Thanks for letting me know that. I've added a few more keywords to the
page, which should help in future.


--
73 from Ian G3SEK 'In Practice' columnist for RadCom (RSGB)
http://www.ifwtech.co.uk/g3sek