[Az-Geocaching] Communications...

[Bob Renner]

I thought a vacuum tube was something you put on the
end of a Hoover.

Bob

--- Team Tierra Buena <teamtierrabuena@earthlink.net>
wrote:
> I appreciate the help offered by all regarding
> radios and emergency use.
> Maybe I am out of date, as my kids have said. I
> built circuits with
> germanium crystals, and even advanced to vacuum
> tubes, but then some
> do-gooder invented transistors....   
>  
>  Allyn Moore, Payson 
>  
> Vacuum tubes, Allyn? These days those are called
> "glass-FETs". 
> 
> Steve
> Team Tierra Buena
> There is a very fine line between "hobby" and
> "mental illness". -- Dave
> Barry
> 
>  
> 


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