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Subject:
From:
Ed Malmgren <[log in to unmask]>
Reply To:
For blind ham radio operators <[log in to unmask]>
Date:
Thu, 3 Mar 2011 19:39:01 -0700
Content-Type:
text/plain
Parts/Attachments:
text/plain (122 lines)
Butch, R S sells one but I don't know how good they are.  I think they sell 
for around 15 bux.  73
Ed  K7UC
----- Original Message ----- 
From: "Lou Kolb" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Thursday, March 03, 2011 5:18 PM
Subject: Re: need info


> kCom is or at least was a company in Ohio that made great in-line phone
> filters.  They have a modular female jack on one end and a pig tale with a
> modular male plug on the other.  Connect the filter at the phone end and 
> you
> should be good to go.  I seem to recall checking for KCom online once and
> finding them but it's been a while.  Lou WA3MIX
> ----- Original Message ----- 
> From: "Butch Bussen" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Monday, March 01, 2010 5:58 PM
> Subject: Re: need info
>
>
>> I'm not sure where you'd get them these days, but there use to be
>> companies that sold rf filters for phones.
>> 73
>> Butch Bussen
>> wa0vjr
>> open Node 3148
>> Las Vegas
>>
>>
>> On Mon, 1 Mar 2010, Junior
>> Lolley KG4ITD wrote:
>>
>>> Steve, I tried ferrite chokes on the phone line to the dsl modem no joy.
>>> I even tried a different length of phone line to the modem no joy.
>>> I have very little coax left leading to the balun.
>>> The g5rv is up 40 foot on the tower.
>>> The tower is about 12 to 15 foot from the house.
>>>
>>>
>>> Junior Lolley KG4ITD Liberty County E. C.
>>>
>>>
>>> -----Original Message-----
>>> From: For blind ham radio operators
>>> [mailto:[log in to unmask]]
>>> On Behalf Of Steve Forst
>>> Sent: Monday, March 01, 2010 11:05 AM
>>> To: [log in to unmask]
>>> Subject: Re: need info
>>>
>>> Junior,
>>>
>>> I don't think it's really possible for Joe Average ham to measure the
>>> actual
>>>
>>> resistance to the earth using  a regular ohm meter.   I think power
>>> companies and others who need to  get things down to that last fraction
>>> of
>>> an ohm, use something called a "Megger" to measure actual ground
>>> resistance.
>>>
>>> You seem to be well grounded and maybe should look elsewhere.    You
>>> mentioned yesterday you were trashing your neighbors DSL.   If that is
>>> the
>>> only RF problem, maybe you should attack it there.   Ferrites on the
>>> phone
>>> line and the wall wart power supply for the DSL modem might help.
>>>
>>> If you prefer trying to fix it from your end:  Do you have a low pass
>>> filter
>>>
>>> in line?  If not, maybe borrow one and see if it helps, if you  already
>>> have
>>>
>>> one, try removing it  and test things.   If you have some excess coax in
>>> your feed line, try winding a choke balun.  6 or 8 turns around a six
>>> inch
>>> diameter and held in place with tape or zip ties.  If possible, wind
>>> right
>>> at the place where the coax terminates to the ladder line of your G5RV.
>>> You
>>>
>>> will need roughly 20 feet of extra coax, depending on the type of coax
>>> you
>>> are using.
>>>
>>> If there is no excess feed line, just get a length of coax with the
>>> proper
>>> connectors or adapters and insert it in the feed line.  There are 
>>> chokes,
>>> baluns, and line isolators you can buy, but no sense spending money 
>>> until
>>> you  are sure it will solve the problem.
>>>
>>> Good luck, Steve KW3A
>>> ----- Original Message -----
>>> From: "Junior Lolley KG4ITD" <[log in to unmask]>
>>> To: <[log in to unmask]>
>>> Sent: Monday, March 01, 2010 6:38 AM
>>> Subject: need info
>>>
>>>
>>>> I have been having rf problems on 75 and 80 meters.
>>>> I am grounding my system even more.
>>>> I added some grounding yesterday and the ohm meter says the reading is
>>>> 0.23.
>>>> How much more do I need to lower the reading?
>>>> Or is this ground alright?
>>>> Any help is appreciated.
>>>> I am using 4 eight foot ground rods tied together with 6 gauge stranded
>>>> copper wire.
>>>>
>>>>
>>>> Junior Lolley KG4ITD Liberty County E. C.
>>>>
>>>
>>>
> 

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