Roland wrote:
Tapio Sokura schreef:
This is an amateur balloon launch announcement that may interest North
European amateur radio operators. The Finnish balloon project Ilmari
will (finally) launch a balloon on August 11th, 2007, at approximately

How did it go?

It went quite nicely, upto about 31 km in height and even the payload
was retrieved successfully 8 minutes after touchdown. The biggest
problem were people who used way too much power to access the
transponder, you could've worked it with less than one watt and 1/4 2m
vertical just fine. There's some pictures and text available about this
flight in English at http://wiki.ham.fi/Ilmari-2007a and
http://ham.zmailer.org/oh2mqk/ilmari/2007a/

Tapio