Ive run PL-259's at 5:1 VSWR for decades on 75/80 without a problem, no need
to run anything else at 6M and below.
Whats an antenna tuner, a different fish species(-;
Carl
KM1H
----- Original Message -----
From: "Roger (sub1)" <sub1@rogerhalstead.com>
To: <amps@contesting.com>
Sent: Monday, April 25, 2011 6:00 PM
Subject: Re: [Amps] DIN vs N
> On 4/24/2011 8:39 AM, Carl wrote:
>> ----- Original Message -----
>> From:<donroden@hiwaay.net>
>> To:<amps@contesting.com>
>> Sent: Saturday, April 23, 2011 10:43 PM
>> Subject: [Amps] DIN vs N
>>
>>
>>> DIN connectors vs Type N .......
>>>
>>> Is there a larger cable that mates with the DIN connector ?
>> They mate with the same hardline and the RG-213 and larger soft cables
>> cables as an N.
>>
>>
>>> What's the advantage / disadvantages of the DIN ?
>> At HF, zero. An N and RG-213 will handle many times the legal limit. The
>> DIN
>> is popular with the 20-40KW and up CB crowd and the hams running that
>> level.
>
> Maybe if you don't try to cover all of 75 or 160, but I've blown out N
> connectors (Amphenols no less) running no more than the legal limit on
> 75 a number of times. I use a tuner so I can cover all of both bands and
> have not had good luck with N connectors on either of those two bands.
> On 40 I not only can use N connectors, but RG8X, and CNT240 at the legal
> limit.
>
>> At high VHF and UHF the connector is the weak link so a DIN can run
>> cool in
>> a 1500W + 432 EME amp running data modes. I run N at 1500W on 2M and they
>> run cool as long as its a quality USA brand. They run decidedly warm at
>> that
>> level on 222.
>>
>> I havent dared run my big 432 amp close to that level yet until all the
>> feed
>> line and antenna connectors are upgraded.
>
> Not a problem here. The legal limit on 440 is 50 watts.<:-((
>
> 73
>
> Roger (K8RI)
>
>> Carl
>> KM1H
>>
>>
>>
>>>
>>> Don W4DNR
>>>
>>>
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>
>
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