[Lowfer] Lowfer KE

John Andrews w1tag at charter.net
Wed Jan 13 16:17:06 EST 2021


Kasey,

Just one thought. The best place for an antenna ammeter is in the 
antenna lead above the coil. If you put it in the lead from the bottom 
of the coil to ground, you may be sampling some stray currents from the 
the coil and its connections to ground. Their phase relationship might 
cause them to add or subtract from the measured antenna current.

Obviously, putting the meter up on top means that it can't be touched or 
grounded.

John, W1TAG

On 1/13/2021 4:02 PM, jrusgrove at comcast.net wrote:
> Kasey
> 
> Okay ... so you did install the rf milliameter ... great! Which "pot 
> turned all the way up" are you referring to?
> 
> Jay W1VD
> 
> ----- Original Message ----- From: "KA4SEY" <ka4sey at gmail.com>
> To: "Discussion of the Lowfer (US, European,& UK) and MedFer bands" 
> <lowfer at mailman.qth.net>
> Sent: Wednesday, January 13, 2021 3:08 PM
> Subject: Re: [Lowfer] Lowfer KE
> 
> 
>> Okay, I dont remember exactly where it was at. The only measurement I
>> remember is between the bottom of the coil and the ground rod. It was
>> reading slightly above the 4 with the pot turned all the way up.
>>
>> Kasey
>>
>> On Wed, Jan 13, 2021, 3:04 PM <jrusgrove at comcast.net> wrote:
>>
>>> Kasey
>>>
>>> Actually, you would measure it ... using the meter, transformer and 
>>> other
>>> associated parts I sent a
>>> while back.
>>>
>>> Jay W1VD
>>>
>>>
>>> ----- Original Message -----
>>> From: "KA4SEY" <ka4sey at gmail.com>
>>> To: "Discussion of the Lowfer (US, European,& UK) and MedFer bands" <
>>> lowfer at mailman.qth.net>
>>> Sent: Wednesday, January 13, 2021 1:26 PM
>>> Subject: Re: [Lowfer] Lowfer KE
>>>
>>>
>>> > How would I figure out antenna current?
>>> >
>>> > Kasey
>>> >
>>> > On Wed, Jan 13, 2021, 1:25 PM <jrusgrove at comcast.net> wrote:
>>> >
>>> >> Kasey
>>> >>
>>> >> Okay ... that's transmitter curent not antenna current. Need to know
>>> >> antenna current to determine
>>> >> whether the antenna is functioning as expected. Didn't see 
>>> anything here
>>> >> on the captures overnight.
>>> >>
>>> >> Jay W1VD
>>> >>
>>> >>
>>> >> ----- Original Message -----
>>> >> From: "KA4SEY" <ka4sey at gmail.com>
>>> >> To: "Discussion of the Lowfer (US, European,& UK) and MedFer bands" <
>>> >> lowfer at mailman.qth.net>
>>> >> Sent: Wednesday, January 13, 2021 11:51 AM
>>> >> Subject: Re: [Lowfer] Lowfer KE
>>> >>
>>> >>
>>> >> > Currently the meter is reading 51ma.
>>> >> >
>>> >> > On Wed, Jan 13, 2021, 11:49 AM <jrusgrove at comcast.net> wrote:
>>> >> >
>>> >> >> Kasey
>>> >> >>
>>> >> >> What are you seeing for antenna current?
>>> >> >>
>>> >> >> Jay W1VD
>>> >> >>
>>> >> >>
>>> >> >> ----- Original Message -----
>>> >> >> From: "KA4SEY" <ka4sey at gmail.com>
>>> >> >> To: "Discussion of the Lowfer (US, European, & UK) and MedFer 
>>> bands"
>>> <
>>> >> >> lowfer at mailman.qth.net>
>>> >> >> Sent: Wednesday, January 13, 2021 11:20 AM
>>> >> >> Subject: Re: [Lowfer] Lowfer KE
>>> >> >>
>>> >> >>
>>> >> >> > That's no problem, glad you were seeing traces. Sounds like you
>>> should
>>> >> >> have no problem receiving
>>> >> >> > it. Possibly try it in the daytime. John is copying it the best
>>> right
>>> >> >> now. You two are about the
>>> >> >> > same distance from me. Thanks again,Kasey
>>> >> >> > -------- Original message --------From: Douglas Williams <
>>> >> >> williamsdoug1966 at gmail.com> Date:
>>> >> >> > 1/13/21  11:16 AM  (GMT-05:00) To: "Discussion of the Lowfer 
>>> (US,
>>> >> >> European, & UK) and MedFer
>>> >> >> > bands" <lowfer at mailman.qth.net> Subject: Re: [Lowfer] Lowfer KE
>>> Dummy
>>> >> >> me forgot to change the
>>> >> >> > power options on my PC from Balanced to HighPerformance, so it
>>> went to
>>> >> >> sleep 30 minutes after I
>>> >> >> > went to bed. I wasdefinitely getting traces of a signal on 
>>> 187.227
>>> >> >> before I went to bed. Willtry
>>> >> >> > again tonight.On Wed, Jan 13, 2021 at 11:09 AM KA4SEY <
>>> >> ka4sey at gmail.com>
>>> >> >> wrote:> Great copy John!
>>> >> >> > Looks like I have it tuned pretty well> now.Thanks,KaseySent 
>>> from
>>> my
>>> >> >> Verizon, Samsung Galaxy
>>> >> >> > smartphone> -------- Original message --------From: John Hamer <
>>> >> >> wilbur0611 at gmail.com>> Date:
>>> >> >> > 1/13/21 9:15 AM (GMT-05:00) To: "Discussion of the Lowfer (US,>
>>> >> >> European, & UK) and MedFer bands"
>>> >> >> > <lowfer at mailman.qth.net> Subject: Re:> [Lowfer] Lowfer KE The
>>> storms
>>> >> >> east of the Bahamas seem to
>>> >> >> > have calmed down> this morning. Theywere in line with my loop 
>>> and
>>> made
>>> >> >> reception difficult. I> got
>>> >> >> > some greatcaptures of KE. Below is the link to a few 
>>> highlights.>
>>> >> >> > http://jwhamer.me/grabber/1_13_2021/I still have the KE grabber
>>> >> >> running>
>>> >> >> > at:http://jwhamer.me/grabber/John HamerOn Tue, Jan 12, 2021 at
>>> 8:46
>>> >> PM>
>>> >> >> Douglas Williams
>>> >> >> > <williamsdoug1966 at gmail.com>wrote:> Got traces coming in> a 
>>> plenty
>>> >> >> now.>> KE 187.227>> D.
>>> >> >> > WB4DW>>>> On Tue, Jan 12, 2021 at 8:29 PM> Douglas Williams <>
>>> >> >> williamsdoug1966 at gmail.com>>
>>> >> >> > wrote:>> > Don't worry> about Andy. Nobody worries about 
>>> Andy.> >>
>>> >
>>> >> >> Focus!!!> >> > D.> >> >> >>>
>>> >> >> > ______________________________________________________________>
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