[Lowfer] WG2XLP. 137.775 kHz

Pat Bunn pbunn at matrixei.com
Fri Jan 10 15:43:06 EST 2014


Doug

QRSS60

Pat

Sent from my iPhone

On Jan 10, 2014, at 3:19 PM, "Douglas D. Williams" <kb4oer at gmail.com> wrote:

> Hi Pat. I just got home from work. What mode you running?
> 
> 
> On Fri, Jan 10, 2014 at 3:12 PM, Pat Bunn <pbunn at matrixei.com> wrote:
> 
>> Thank Mitch
>> 
>> I ran about 200 watts for about 24 hours and now am running right at 500
>> watts. Hopefully I won't be replacing FETs later today.
>> 
>> Pat
>> WG2XLO
>> 
>> Sent from my iPhone
>> 
>> On Jan 10, 2014, at 11:49 AM, Mitch Powell <mitch.powell at sympatico.ca>
>> wrote:
>> 
>>> Pat:
>>> Very stable signal - and that is about the power range I have been
>> running - usually 200-250 watts. It is the G0MRF rig - and I have pushed it
>> to 400 watts - but had to add an mini-fan on the "tank" coil. I'm using a
>> 340 ft loop - top at about 60 feet. So power and antenna stays constant -
>> and I think it  provides a reasonably stable signal for propagation and
>> seasonal variations to be checked by observers.
>>> Good luck with the 500 watts - and will look forward to listening for
>> you later.
>>> 73
>>> Mitch
>>> On 2014-01-10, at 11:26 AM, pbunn wrote:
>>> 
>>>> Mitch,
>>>> 
>>>> Thanks for the report. I was using a new Class d transmitter rated at
>> 500 watts but running 200 watts. I am trying out some new FETs and didn't
>> want to push them. So far the transmitter is very efficient. Looks like the
>> antenna is working. Next is an attempt at 74 kHz.
>>>> 
>>>> Thanks
>>>> 
>>>> Pat
>>> 
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