This might be it, I can't remember:
Two part article -
http://www.tjtdesign.com/radios/windup.htm
http://www.tjtdesign.com/radios/radio3.htm
Larry Ozarow wrote:
Comrade.
I remember reading a review of a number of
such models. I thought it was at Radiointel,
but I can't find it there, so I must be mistaken.
If your Google skills are better than mine maybe
you can track it down.
As far as I can recall it agreed with what you've
seen, that the Grundig is about as good as they get.