[Lowfer] WG2XRS 72.401...

[Douglas D. Williams]

Yea, it's some sort of mixing between Dex and Bob's signals.


On Sun, Sep 8, 2013 at 1:16 PM, Douglas D. Williams <kb4oer at gmail.com>wrote:

> Bob,
>
> Looks like your signal is doing FB here in TN. Dex is also booming in. Not
> sure who that is below Dex. A spur?
>
> Doug KB4OER
>
>
> On Sun, Sep 8, 2013 at 1:00 PM, Bob Raide <rjraide at hotmail.com> wrote:
>
>> Jay;
>> From the tremendous voltage at the base I would say maybe under 10 ohms.
>>  I can draw a 2 inch arc off a screw driver!  I have a hotwire amp meter
>> and will stick it in line later and get an idea.  I just rolled out one
>> 150' chicken wire radial to the NE to maybe help things abit.  I am going
>> to add a few more long radials this fall to try and get the best ground
>> system I can.
>> I would say the safest level is about a KW for me to use.  I would guess
>> that would be maybe .5 W ERP[?] with ground system out.
>>
>> > From: jrusgrove at comcast.net
>> > To: lowfer at mailman.qth.net
>> > Date: Sun, 8 Sep 2013 12:33:01 -0400
>> > Subject: Re: [Lowfer] WG2XRS 72.401...
>> >
>> > Bob
>> >
>> > Was wondering what your antenna R is without the ground system. Do you
>> have an rf ammeter in the
>> > antenna lead? The better ground system is only going to make the arcing
>> situation worse.
>> >
>> > Some quick calculations assuming antennas like you and I have ... at
>> 72.4 kHz:
>> >
>> > 1200 watts / total antenna R=40 ohms (poor ground system) ... 16.4 kV
>> at top of loading coil
>> >
>> > 1200 watts / total antenna R=10 ohms (excellent ground system) ... 32.8
>> kV at top of loading coil -
>> > yikes!
>> >
>> > Much over 20 kV requires good insulation, corona rings etc - damp wx
>> can be a show stopper. Good
>> > idea to have a fire extinguisher handy for 73 kHz 'high power'
>> operations!
>> >
>> > Jay
>> >
>> >
>> >
>> > ----- Original Message -----
>> > From: "Bob Raide" <rjraide at hotmail.com>
>> > To: "Bob Raide" <lowfer at mailman.qth.net>
>> > Sent: Sunday, September 08, 2013 12:04 PM
>> > Subject: Re: [Lowfer] WG2XRS 72.401...
>> >
>> >
>> > > Tnx Jay for great report.  Have couple minor issues-high voltage at
>> vert input flashing
>> > > occasionally  but otherwise no problem at 1200 W. Backed off to 1 KW
>> and fine so far!
>> > > Got some good reports over night out to 800 miles or so and JD
>> listening this morning.  Got to get
>> > > ground system out before all tunes up properly.
>> > >
>> > >> From: jrusgrove at comcast.net
>> > >> To: lowfer at mailman.qth.net
>> > >> Date: Sun, 8 Sep 2013 11:11:23 -0400
>> > >> Subject: Re: [Lowfer] WG2XRS 72.401...
>> > >>
>> > >> Bob
>> > >>
>> > >> Signal off back of antenna http://www.w1vd.com/grabber.html . Quite
>> audible off the front of the
>> > >> antenna. Distance 288 miles. No interference and low static levels
>> at the moment - could hear a
>> > >> pin
>> > >> drop on the frequency.
>> > >>
>> > >> Jay W1VD
>> > >> WD2XNS
>> > >> WE2XGR/2
>> > >> WG2XSR/2
>> > >>
>> > >> ----- Original Message -----
>> > >> From: "Bob Raide" <rjraide at hotmail.com>
>> > >> To: "Bob Raide" <lowfer at mailman.qth.net>
>> > >> Sent: Sunday, September 08, 2013 11:02 AM
>> > >> Subject: [Lowfer] WG2XRS 72.401...
>> > >>
>> > >>
>> > >> > Will be changing over to QRSS60 from 45 and on for few hours
>> daytime-Bob
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