[Elecraft] K3 PRE function question

[Bob McGraw K4TAX]

Got one of those "cranky electric fence" across the highway.  The Noise 
Blanker does a wonderful job of making it go away and not punch holes in 
the signal at the same time.   Thanks Elecraft!

73

Bob, K4TAX


On 12/2/2017 9:05 AM, Doug Person wrote:
> That seems odd. I live in a community of about 2000 spread over an 
> area of 450 square miles. There is power and phone service to every 
> house. Internet is either satellite or over the cellular network. My 
> noise level on 20 meters is less than S1 and usually doesn't even move 
> the meter. 80 and 40 are typical of atmospheric conditions. Even on my 
> full-size 40 meter vertical the noise level is typically S1 to S2.
>
> You must just have some really bad luck. I think I live in a typical 
> rural community where the only real noise generator is a cranky 
> electric fence.
>
> Doug -- K0DXV
>
> On 12/1/17 6:49 PM, Edward R Cole wrote:
>> Wayne and all:
>>
>> A graphic example is my experience when I first arrived in Alaska to 
>> live in a small town of 75 people at end of 16-mile dead-end gravel 
>> road surrounded by the Chugach NF.  I rented a one-room cabin 14x16 
>> foot with a wood stove- that's all.  No electricity, no telephone, no 
>> running water, no toilet - just an outhouse. Nearest electric power 
>> was 3-miles away.  Hooking up my battery operted TS-180S to a 80m 
>> dipole the s-meter did not budge off zero.  I could hear out to 
>> 800-1000 mile everynight on 80m.  All HF bands were quiet.
>>
>> Ten years later the electric utility extended lines to my property 
>> and I had both power and phone service.  Noise went up to S3. 
>> Population of the town grew to 150 and the main road was paved.
>>
>> Now I live about 100 miles west of there in a community of 4,000+ 12 
>> miles from a small city of 7,500.  80m runs S5 on a quiet day; 6m is 
>> also S5 noise floor.
>>
>> So good luck finding that quiet place (beyond civilization)!  I live 
>> on the Kenai Peninsula of Alaska with area about the same as Ireland 
>> and pop of 55,000.  Everyone has wireless junk so "there goes the 
>> neighborhood".
>>
>> I still can hear the occasional ATV, dirt bike or  snowmachine pass 
>> by the house.
>>
>> Next move is the backside of the Moon!  LOL
>> 73, Ed - KL7UW
>>
>> Date: Fri, 1 Dec 2017 10:51:41 -0800
>> From: Wayne Burdick <n6kr at elecraft.com>
>> To: Randy Farmer <w8fn at tx.rr.com>
>> Cc: Elecraft Reflector <elecraft at mailman.qth.net>
>> Subject: Re: [Elecraft] K3 PRE function question
>> Message-ID: <1A077CC6-4253-40A4-86BC-CD8AD1FB7A36 at elecraft.com>
>> Content-Type: text/plain; charset=utf-8
>>
>> This is why about half of our product line is intended for use 
>> outdoors, hopefully far from most noise sources. I?m always amazed to 
>> see noise drop from S6 to S0 on 20 meters, for example, when I hike 
>> up the hill at a park that?s a quarter mile from civilization.
>>
>> If you do it often enough, you can cancel your gym membership :)
>>
>> Wayne
>> N6KR
>>
>>
>> 73, Ed - KL7UW
>>   http://www.kl7uw.com
>> Dubus-NA Business mail:
>>   dubususa at gmail.com
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>
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