[Elecraft] KAT500 ANT 1 Problem

[Dave]

See the important press release on the horror of "ACD", (Amateur 
Cheapness disease), at:

https://forums.qrz.com/index.php?threads/two-new-genes-linked-to-amateur-radio-cheapness-disease-discovered.754456/

73, and thanks,
Dave (NK7Z)
https://www.nk7z.net
ARRL Volunteer Examiner
ARRL Technical Specialist, RFI
ARRL Asst. Director, NW Division, Technical Resources

On 7/12/21 11:46 AM, Bob McGraw wrote:
> I realized some 50 years ago that all connectors are not created equal. 
> There are good connectors and "good looking" connectors. Since we 
> primarily intend to use the connectors and not "look" at them, then one 
> should be aware of differences.    If the connector does not have the 
> company name or MIL number on it, then it is most likely only a "good 
> looking" connector or counterfeit knock-off.   In fact, regarding some 
> of the ham fest connectors, I'd  be ashamed to put a company name on 
> them too.    Be aware of no name connectors.
> 
> Amphenol has been a leader in quality connectors for RF.   Cannon and 
> Neutric are good for audio brands.  There's others but be aware there 
> are many counterfeit connectors in the market place. Bargain connectors 
> generally turn out to be NO BARGAIN because they cause issues, now or 
> later.   You've spent several thousand dollars on your station and you 
> are going to trust its operation to a $1 connector?  That is false economy.
> 
> Also, when soldering the center pin on a PL-259, do NOT let solder build 
> up on the outside of the male pin.  It will expand the center contact 
> when inserted into the SO-239 and problems will abound.
> 
> 73
> 
> Bob, K4TAX
> 
> 
> On 7/12/2021 10:24 AM, elecraft-request at mailman.qth.net wrote:
>> -----Original Message-----
>> From:elecraft-bounces at mailman.qth.net  
>> <elecraft-bounces at mailman.qth.net>  On Behalf Of Don Wilhelm
>> Sent: Sunday, July 11, 2021 17:07
>> To:elecraft at mailman.qth.net
>> Subject: Re: [Elecraft] KAT500 ANT1 problem
>>
>> And discard those "Amazon Special" PL-259s. Use only quality 
>> connectors.  It is not worth it to use off-spec connectors - you are 
>> witness to the pain and heartache they can cause.
>>
>> 73,
>> Don W3FPR
>>
>> On 7/11/2021 4:52 PM, Dave wrote:
>>> If it were me, I'd replace the SO-239 on the tuner...  That way, you
>>> know the issue won't come back to haunt you later.
>>>
>>> 73, and thanks,
>>> Dave (NK7Z)
>>> https://www.nk7z.net
>>> ARRL Volunteer Examiner
>>> ARRL Technical Specialist, RFI
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