[AMRadio] Steel chassis

[Rob Atkinson]

I have been burned on w.w. resistors.  what I don't see much of are
the big bleeders, the 100K or 200K 200 w. w.w. resistors like the big
old Ohmites.   I buy those whenever I find them.

Rob
K5UJ

On 8/16/13, Donald Chester <k4kyv at charter.net> wrote:
> That's something I grab whenever I see one at a hamfest - chassis bases,
> both steel and aluminium.  The same with 19" panels. That is if they aren't
> too ventilated. A couple of small holes are usually OK, but I don't bother
> with something that is too  drilled up. Of course best of all is when they
> haven't been drilled at all. I  sometimes find a nice black wrinkle one
> that's still wrapped in the original protective paper and no rust.
>
> I prefer black wrinkle or maybe bare aluminium, but will take anything. I
> HATE grey hammertone. I think that's about the ugliest finish anybody ever
> thought of. But it makes a good primer to hold black wrinkle or  satin grey
> spray. I usually go over it first with a quick dash of liquid  stripper,
> not
> enough to take the paint off, but just enough to de-gloss the original
> finish so that the top  coat adheres firmly.
>
> I  won't pay a lot for wirewound  resistors unless I have an ohmmeter with
> me to c heck them. I find a lot of ones that are open, even new old stock.
> Probably corrosion eats the wire in two or opens the connection at the
> terminal rivets, just from the humidity while they sit on the  shelf.
> Sometimes I find a box full at hamfest and the vendor will take me up on an
> offer of a few bux for the whole box. I have a pretty good selection and
> usually, but  not always, can find what I need. If you need a certain
> resistor but don't have it, then it takes on value.
>
> Don k4kyv
>
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