[Elecraft] Issue 12 re Astron Power Supply
Edward McCann
ag6cx1 at gmail.com
Sun Apr 15 21:58:34 EDT 2018
Yes.
And I read he made no distinction between “case” and “chassis”, like the other respondents.
Or did you catch something I missed?
Much obliged for your prompt response.
73,
AG6CX
Sent from my iPhone
> On Apr 15, 2018, at 6:27 PM, <john at kk9a.com> <john at kk9a.com> wrote:
>
> Did you read W4TV's post on this subject?
> http://mailman.qth.net/pipermail/elecraft/2018-April/255072.html
>
> Edward McCann ag6cx1 wrote:
>
>
>
> "But there is also a small black wire that bonds the V- terminal to the
> case. Should the paint around that screw also be removed???Does that
> negative rail need to be bonded to the chassis??"
>
> I'm trying to figure out the difference between the "case" and the
> "chassis".
>
> Can you help?
>
> Jim Brown's answer is also ambiguous to me.
>
> He says, yes scrape and attach the V- rail to deal with your black wire if
> you want to bond V-, but then says don't because the negative rail should
> not be bonded to the chassis.
>
> I quote below:
>
>
>> "But there is also a small black wire that bonds the V- terminal to the
> case. Should the paint around that screw also be removed?
>
> Yes, IF you want to bond V-.
>
>> ?Does that negative rail need to be bonded to the chassis?
>
> No, and in general, it should NOT be bonded."
>
> I also offer I might be out of touch with the subtleties of the concept, and
> may be interpreting the comments incorrectly.
>
> In any event, some clarification would be appreciated
>
> What did you finally do? And did it work?
>
> Thanks,
>
> Ed McCann
> AG6CX
>
> Sent from my iPhone
>
>> On Apr 10, 2018, at 11:34 PM, elecraft-request at mailman.qth.net wrote:
>>
>
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