[Elecraft] Importance of good coaxial jumpers

Ron D'Eau Claire ron at cobi.biz
Mon Nov 11 22:39:47 EST 2013


I've used a 280 watt Weller gun since the 50's. 

A little flux helps a lot too.

Use good quality coax with at least 98% shielding (you can find coax with as
little as 50% shielding). Be sure you can see braid inside each hole. 

The result is a good flow of solder in each hole on a PL-259.

73 Ron AC7AC

-----Original Message-----
From: elecraft-bounces at mailman.qth.net
[mailto:elecraft-bounces at mailman.qth.net] On Behalf Of Randy Farmer
Sent: Monday, November 11, 2013 6:47 PM
To: elecraft at mailman.qth.net
Subject: Re: [Elecraft] Importance of good coaxial jumpers

The only way to do UHF connectors right is with a big-a** soldering iron. I
mean a 200W IRON, not a gun. You need something with enough heat capacity to
heat up the entire connector body. Once you get it hot enough, the solder
will magically wick down into the shield with no problem at all. If you plan
to make PL-259s invest in a big iron and you'll never have trouble again.

73...
Randy, W8FN

On 11/11/2013 7:31 PM, Nicklas Johnson wrote:
> At risk of going way off topic, any tips for getting a nice, solid 
> solder connection on the shield in a reasonable amount of time?  I 
> have historically had a really hard time getting it to the point that 
> I'm really satisfied with it, and I can't help but wonder if I'm doing 
> something wrong, or if there's a 'trick' to making it easier.
>
>      Nick

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