Breath on it, exhaling warm
moist air will sometimes reveal
what was there.
73, Dick, W1KSZ
On Sat, Dec 8, 2018 at 9:31 AM Mark Schoonover <mark@ka6wke.net> wrote:
> Many times once they're burned off!
>
> On Fri, Dec 7, 2018, 18:38 Paul Baldock <paul@paulbaldock.com wrote:
>
> > I have two 3-500Z's that I removed from a Drake L4B. These tubes have
> > no brand labeling or residue of labeling. They are the variety that
> > have 5 Anode disks. Has anybody seen 3-500Zs with out brand marking?
> >
> > - Paul KW7Y
> >
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> >
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