10-11-2012, 11:31 AM
Alan, I am not sure when permeability tuning came in, it would be interesting to know which the first generally available receiver (car or domestic) was.
So far as I am aware the RBZ was a WW2 era development.
I am still convinced that, that workshop of yours is a Tardis..
Lawrence.
So far as I am aware the RBZ was a WW2 era development.
I am still convinced that, that workshop of yours is a Tardis..
Lawrence.







