On Nov 11, 12:04*am, David Barts
wrote:
My guess is that the cost you would have to charge to recoup the time
and effort you put together in coming up with such a design would end
up making such a set *much* more expensive than just going to a ham
fest, buying a Hammarlund in good shape, and fixing it up. Or even
paying someone else to fix it up.

I already have a R-390, two Hammarlunds and a Racal....I wanted to
manufacture something. Or at least think about it.