[R-390] maintenance

[Scott Bauer]

 Would you like the tubes to see for your self!

 Scott

Don Reaves wrote:
> Scott, having 22 tubes go out at once seems highly unlikely unless some
> catastrophic event occurred, like a sustained over time over voltage on the
> filaments of the tubes.  You would have likely noticed that - bright lights
> inside the radio!
>
> If the radio is still playing OK, then the tubes aren't dead.  
>
> Don
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