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Re: [TowerTalk] DIN to coax connector?

To: Peter Voelpel <dj7ww@t-online.de>
Subject: Re: [TowerTalk] DIN to coax connector?
From: Kelly Taylor <ve4xt@mymts.net>
Date: Wed, 7 Sep 2016 07:53:38 -0500
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
Have I been reading links correctly showing DINs range anywhere from five to 
ten times the price of a good PL-259?

One link had a non-volume price of US$45, dropping to about US$25 at high 
volumes, while another, IIRC, had prices starting at US$25.

Are they really five to ten times better? 

73, kelly, ve4xt 


> On Sep 7, 2016, at 6:28 AM, Peter Voelpel <dj7ww@t-online.de> wrote:
> 
> All my DIN connectors in use for stranded center conductors are of the
> solder type.
> I use them with RG213/214/217 and with Cellflex SCF cable with 3% Ag solder.
> For SCF solder less connectors are standard now.
> 
> When DIN connectors are wrenched with the right torque they are water proof.
> In addition I use self vulcanizing tape and some layers of Scotch 33.
> And I always use hot glue heat shrink sleeves over the cable end of the
> connectors.
> You can´t pull a connector off from a Cellflex or other corrugated cable.
> 
> 73
> Peter, DJ7WW
> 
> 
> -----Original Message-----
> From: TowerTalk [mailto:towertalk-bounces@contesting.com] On Behalf Of Steve
> Maki
> Sent: Mittwoch, 7. September 2016 12:53
> To: towertalk
> Subject: Re: [TowerTalk] DIN to coax connector?
> 
> RE: crimp-crimp PL-259's - I've never used them, only the crimp-solder 
> type. So I have no idea why the warning against soldering the center pin 
> on those connectors exists.
> 
> AFA DINs for stranded center conductor cable, to me a viable connector 
> type would be a single piece (with captivated center pin plus separate 
> crimp ring) connector with an open-on-the-end center pin (ala PL-259) 
> for flowing solder into.
> 
> But such an animal doesn't exist AFAIK. So we are left with the separate 
> center pin connectors, which I actually like like a lot for ham use.
> 
> Now as to my claim about mechanical superiority, I agree that since the 
> outer crimp ring is similar to the crimp PL-259's, the pull out strength 
> is probably similar. I guess the warm fuzzy feeling you get with DINs is 
> the way they conform to a precise mechanical standard. When you mate a 
> male DIN with a female, there is just a very robust feel to it.
> 
> -Steve K8LX
> 
> On 9/6/2016 9:51 AM, Kelly Taylor wrote:
> 
>> Far be it for me to argue with someone in the industry, but…
>> 
>> The DIN install videos I’ve seen suggest the centre conductor is
>> soldered into a shallow well inside the connector, almost the way a
>> conductor would be soldered to the well inside a chassis-mount
>> SO-239. Considering the centre conductor of a PL-259 passes through
>> to the end of the connector and is soldered there, with perhaps a
>> greater degree of conductor-solder-connector contact to grip the
>> conductor, and given the crimp-and-solder style PL-259s employ a
>> similar clamping scheme to DINs, I’m just curious about the statement
>> regarding mechanical superiority.
>> 
>> It seems the centre conductor might be the weak link. Can you
>> clarify, Steve?
>> 
>> As for the crimp-crimp style PL-259s, is there a valid reason the
>> instrux typically warn against soldering the centre conductor?
> 
> 
> 
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