[TenTec] OT: Question to the group

Jim Allen jim.allen at longhornband.net
Fri Jul 15 19:05:46 EDT 2016


Indeed you did, and I quoted your exact terms, fishing for some practical suggestions.

One sure doesn't want to have to rely on QST ads or eHam reviews!

Since I run only QRP, every decibel is precious.

TIA

73 de W6OGC Jim Allen 

Sent from my iPad

> On Jul 15, 2016, at 17:57, Al Gulseth <wb5jnc at centurytel.net> wrote:
> 
> My point exactly - this has been discussed here and on other forums on 
> multiple occasions. It has to do with choices: component types and 
> architectures of matching networks, feedlines (look at the loss graphs for 
> various types of coax in the ARRL HB as an example), Scott's full half wave 
> on 80M vs. a trapped/loaded antenna. The "centibels" (=1/10 db) of loss 
> scattered through the system can add up.
> 
> Also, I said "low loss", not "lossless", and "efficient", not "perfect." While 
> the "Holy Grail" probably isn't attainable, we can come reasonably close.
> 
> 73, Al
> 
>> On Fri July 15 2016 5:28:54 pm Scott Harwood wrote:
>> Well, for 80 - 10 meters, how about a 135 foot wire dipole up about 60 feet
>> fed with 600 ohm open wire line into a well designed truly balanced antenna
>> tuner located right at the transceiver, as one example?
>> 
>> Scott K4VWK
>> 
>> 
>> -----Original Message-----
>> 
>>> From: Jim Allen <jim.allen at longhornband.net>
>>> Sent: Jul 15, 2016 5:53 PM
>>> To: Discussion of Ten-Tec Equipment <tentec at contesting.com>
>>> Subject: Re: [TenTec] OT: Question to the group
>>> 
>>> What is "a low-loss matching and feed system into an efficient antenna?"
>>> 
>>> This is the "Holy Grail" of amateur radio, if we can find it.
>>> 
>>> 73 de W6OGC Jim Allen
>>> 
>>> Sent from my iPad
>>> 
>>>> On Jul 15, 2016, at 16:05, cegtv1 via TenTec <tentec at contesting.com>
>>>> wrote:
>>>> 
>>>> a low-loss matching and feed system into an efficient antenna
>>> 
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