Jerry, can it be that there are too much ground losses due to its close
proximity to ground?
-----Original Message-----
From: tentec-bounces@contesting.com [mailto:tentec-bounces@contesting.com]
On Behalf Of Dr. Gerald N. Johnson
Sent: Sunday, December 05, 2010 6:29 PM
To: tentec@contesting.com
Subject: Re: [TenTec] Rhombics
I think the Beverage works on a bending of the radiation field very
close to the ground which benefits receiving but is not an effect the
antenna can create for transmitting.
73, Jerry, K0CQ
On 12/5/2010 5:09 PM, JOSEPH DAVIS wrote:
> OK on Beverage Eff. Most use Beverage to receive and vertical or
> dipole to transmit. I am still thinking why the Beverage is so
> ineffecient for transmitt. jjdavis
>
> On Sun, Dec 5, 2010 at 4:14 PM, Richards<jruing@ameritech.net> wrote:
>> We used a steerable two Beverage array (receive only) for the 160 M SSB
>> contest last Feb, and it was fabulous. I would not want to transmit on
>> that. Final results... 5th place in North America and First in Section
>> 8. (We had as many contacts as some of the others, but guys on the East
>> Coast with multipliers to EU killed us...)
>>
>> The steerable Beverage array was a wonderful receiving antenna - we
>> could null off direction signals, and focus on the immediate contact we
>> were taking at the moment - a very helpful tool dealing with the pileups.
>>
>> We used a tower as a vertical transmitting antenna, which worked great.
>>
>> I doubt if I will ever have either of those on my suburban lot.
>>
>>
>> ========================== JHR ===============================
>>
>>
>>
>> On 12/5/2010 3:30 PM, Ken Brown wrote:
>>>
>>>> If u have land consider the Beverage antenna. I have two and they are
>>>> simple to build and performance is excellent.
>>>>
>>> Depends what you mean by performance. You can get a good directional
>>> pattern with a Beverage, and their efficiency is very low.
>>
>>
>> ================================================================
>> _______________________________________________
>> TenTec mailing list
>> TenTec@contesting.com
>> http://lists.contesting.com/mailman/listinfo/tentec
>>
> _______________________________________________
> TenTec mailing list
> TenTec@contesting.com
> http://lists.contesting.com/mailman/listinfo/tentec
>
_______________________________________________
TenTec mailing list
TenTec@contesting.com
http://lists.contesting.com/mailman/listinfo/tentec
_______________________________________________
TenTec mailing list
TenTec@contesting.com
http://lists.contesting.com/mailman/listinfo/tentec
|