Re: K2: winding T5
Posted by
Don Wilhelm-4 on
Feb 08, 2010; 1:25am
URL: http://elecraft.85.s1.nabble.com/K2-winding-T5-tp4531587p4531848.html
LS,
You have it wound correctly. The orientation is indicated on the next
page of the manual - Figure 6-16 shows the lead numbering, and it is
critical.
73,
Don W3FPR
lstavenhagen wrote:
> Hi all,
>
> I'm at the point of winding T5 and have a question about whether I have it
> wound correctly. In particular, it seems like the step-down winding (the 4
> turns of green wire) can't be perfectly centered over the other winding (the
> 16 turns of red wire). I.e. if you start counting turns on the 16-turn coil
> from one side, the first pass through the core of the 4-turn winding occurs
> between winding 6 and 7. If you start counting turns from the other side,
> the first pass of the 4-turn winding occurs between windings 7 and 8.
>
> Does this sound like it's wound right? I can't see any other way to wind the
> xformer without this being the case. It's symmetrical if I turn it over -
> i.e. if I flip it, the 4-turn winding is "off" to the other side by 1.
>
> if this is wound right, does it matter which way it's installed? i.e. which
> leads are 1/2 and 3/4?
>
> The manual doesn't specify so I'm assuming it doesn't. But this is a little
> bit of a Rubik's cube type of puzzle for me I guess ;)
>
> Thanks,
> LS
>
>
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