Define 'footprint' ...
Do you mean 'slightly smaller' or 'slightly lighter'?
Or are you referring to the beamwidth of each design?
73
Don
N8DE
Quoting Eddy Swynar <deswynar@xplornet.ca>:
> Hi Don,
>
> That being the case, so does the diminished "footprint" required of
> a DE vs. a RE design...correct?
>
> ~73~ de Eddy VE3CUI - VE3XZ
>
>
>
> ************************************************************************************************************************
>
>
> On 2011-08-25, at 12:11 PM, n8de@thepoint.net wrote:
>
>> The question asked was why was DE-Refl preferred. The 0.1 dB loss
>> in gain compared to 5-10 dB F/B makes a difference worth thinking
>> about.
>> 73
>> Don
>> N8DE
>>
>> Quoting Eddy Swynar <deswynar@xplornet.ca>:
>>
>>> Hi Don,
>>>
>>> True enough, but the forward GAIN is less...
>>>
>>> ~73~ de Eddy VE3CUI - VE3XZ
>>>
>>>
>>> *************************************************************************************************************************
>>>
>>>
>>> On 2011-08-25, at 11:53 AM, n8de@thepoint.net wrote:
>>>
>>>> DE-Reflector arrays have better front/back ratios.
>>>> 73
>>>> Don
>>>> N8DE
>>>>
>>>>
>>>> Quoting John Harper <john@ae5x.com>:
>>>>
>>>>> Most 2-element Yagis and quads use a reflector as the 2nd element.
>>>>> I'm wondering what (if any) advantages a reflector has over a
>>>>> director as the parasitic element for 2-element Yagi/quad designs.
>>>>>
>>>>> Thanks,
>>>>>
>>>>> John AE5X
>>>>> http://www.ae5x.com/blog
>>>>> _______________________________________________
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
>>>>> TowerTalk mailing list
>>>>> TowerTalk@contesting.com
>>>>> http://lists.contesting.com/mailman/listinfo/towertalk
>>>>>
>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>>
>>>>
>>>>
>>>> _______________________________________________
>>>> TowerTalk mailing list
>>>> TowerTalk@contesting.com
>>>> http://lists.contesting.com/mailman/listinfo/towertalk
>>>
>>>
>>
>>
>>
>
>
_______________________________________________
_______________________________________________
TowerTalk mailing list
TowerTalk@contesting.com
http://lists.contesting.com/mailman/listinfo/towertalk
|