[Elecraft] K1 (still) a classic!
Don Wilhelm
w3fpr at embarqmail.com
Mon Apr 4 22:32:59 EDT 2016
LS,
There is a "secret" to soldering the grounding wires to the base of the
crystals.
First, use a screwdriver to form the wires up against the crystal bodies.
Then run your soldering temperature up to 800 degF.
Hold the flat of the iron against the crystal body on one side of the
ground wire. Put a bit of solder under the iron tip to help conduct heat.
Now hold the end of your solder against the crystal can, but a small bit
away from the iron and the ground wire.
When the solder melts on the crystal can, move the end of the solder
over to the wire to give a little more flux to the connection.
You should see a nice smooth but thin edge to the solder on the crystal
can. Job done, remove the iron.
I prefer to tilt the board so the connection to be made is more
horizontal than vertical. I don't know if gravity helps, but it
produces a good ground on the crystal cans for me.
It is easier for me than stripping and tinning toroid leads.
73,
Don W3FPR
On 4/4/2016 9:23 PM, lstavenhagen wrote:
> I'm at the grounding crystal cans step right now in fact and taking a break.
> This is the ugliest part of the build and fortunately it's downhill after
> this part. Winding toroids is no problem compared to this lol...
>
> 73,
> LS
> W5QD
>
>
>
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