[Boatanchors] 2013 myth
rbethman
rbethman at comcast.net
Mon Jul 8 11:10:43 EDT 2013
Now why in the world do I want to go and make a whole heap of *extra* work?
To replace even ONE of them, I have to unsolder every lead going to
*IT*, unscrew the old one from the chassis, screw a new one on - THEN
solder all the component leads back on.
1) I have over 100 of these in blue.
2) While they aren't the "Y" topped, they have two sections on top with
a round flat top.
I clip the leads to *PREVENT* extra work........
Bob - N0DGN
On 7/8/2013 10:28 AM, Bry Carling wrote:
> Bob,
>
> I had a number of those really nice individual stand offs, with Y
> shaped Terminals on top of them. Screw hole in the bottom. Nobody
> seems to want them. Pretty sure they're still here.
>
> 73
> Bry AF4K
>
> rbethman <rbethman at comcast.net> wrote:
> Looks like I'm NOT alone! That's the way I've been going through an old
>
> R-390A. The standoffs with the terminal on the top are brittle as
> heck. Since they wrapped every wire around tabs on strips, tube
> sockets, and the standoffs, I'm NOT
> breaking more things by attempting
> to remove all the solder to get the two or three turns of a lead
> completely off!
>
> It makes no sense to then have to replace hardware just because I
> replace a single component!
>
> Clipping leads and leaving enough to solder to is common sense. Most of
> the time I don't even make a quigg. I just bend the left over leads
> into a "U" shape, do the same with the new component's lead, so that
> they are hooked together, and apply solder.
>
> If you've got a good shiny solder connection, as opposed to one that is
> a dull and obviously a cold one, then all is just fine.
>
> The military had a requirement for the insulated standoffs vs. a
> terminal strip. I will make an assumption that they were purportedly
> "more tolerant" of movement and rough handling. I know - assume -
> dangerous concept! However, the only other "terminal strips" in the
> R-390A that I see, such
> as the power supply module, is a screw terminal
> barrier strip. The barrier keeping one from creating an inadvertent
> connection between two adjacent screw terminals. You had to work at it
> by making a jumper.
>
> Bob - N0DGN
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