[Elecraft] THE EFFORT OF FIELD DAY
Howard Hoyt
hhoyt at mebtel.net
Mon Jun 27 16:44:23 EDT 2016
Hi Kent,
Funny you should mention this idea of minimizing effort, our crew had
discussed this exact issue this year...of course we blamed it on the
90+° and humidity, but it is true, we should all be aware of our
limitations as we age....bring on the youngsters!
Cheers & 73,
Howie - WA4PSC
On 6/27/2016 4:20 PM, KENT TRIMBLE wrote:
> I can only shake my head in awe of Howie's 8-transmitter FD, as well
> as other double-digit multi-transmitter operations . My hat's off to
> that kind of effort, believe me.
>
> We used to do that, too.
>
> But several years ago the Mid-MO Amateur Radio Club (NØSS) of
> Jefferson City, Missouri, decided on wire-only Field Days. We did so
> for several reasons . . . (1) those doing the work are aging; (2)
> those doing the work have no business being in the sun very long; (3)
> those doing the work are usually those doing the operating; (4)
> Missouri weather always throws 90-degrees and 100% humidity at us;
> and (5) none of us enjoy the labor of putting metal things together
> only to take them apart again.
>
> Aside from Qs and scores, the goal for me (at 71) is getting the darn
> things up as fast as possible on Friday evening, seeing them stay up
> for the duration, and getting the heck out of there when it's over.
> To that end, erection of three OCF dipoles on 30-foot masts aligned
> end-to-end with 50-feet of separation took 45 minutes. Tear-down and
> site clean-up took exactly 33-minutes.
>
> /THOSE/ are the reasons our 25-man crew happily stays at 2A!
>
> Equipment-wise, we use nothing but K3s (one each for CW, SSB, GOTA,
> VHF). The CW and SSB rigs were often on the same bands at the same
> time with no interference, no phase noise, and no activation of
> carrier-operated relays. Both HF stations stayed busy all weekend.
>
> Again, my salute to the big clubs, the big antenna farms, and the big
> scores.
>
> But I suspect our level of fun was the same, with a whale of a lot
> /less/ effort.
>
> 73,
>
> Kent Trimble, K9ZTV
> Jefferson City, Missouri
>
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> On 6/27/2016 1:35 PM, Howard Hoyt wrote:
>> This Field Day I operated once again with W4EZ the Orange County
>> Radio Amateurs in Hillsborough, NC in an 8A effort. It was a lot of
>> work setting up 6 towers and many wire antennas in mid-90° heat and
>> high humidity but the end result was a lot of fun and Qs.
>>
>> Despite our best efforts at eliminating cross-interference between
>> stations beforehand by antenna placement, we suffered quite a bit of
>> in-band phase noise interference. All three CW stations and one SSB
>> station were using K3s, and no K3 station ever interfered with anyone
>> else or with each other. Much credit is due to Elecraft for the
>> transmit purity and receive performance of this superb rig. However,
>> we experienced some pretty severe in-band phase noise interference
>> ranging from S3-4 on 40 and 20M from various YaeComWood rigs, to an
>> ear-shattering received S8-9 from a TS-570 running SSB on 15M when
>> the noise floor was S0. Granted, with relatively close antenna
>> spacing Field Day is a torture test for transmit purity, but
>> sometimes it was difficult to tolerate...or operate.
>>
>> Many of us now agree we would optimally be an all K3 Field Day next
>> year but that is most likely out of the question. I am a big fan of
>> the KX3, although for Field Day purposes it would be great if its
>> phase noise was 10-20 dB less; more in line with that of the K3. That
>> being said, a KX3 running digi caused less interference than just
>> about all the non-Elecraft rigs.
>>
>> One problem solving this scenario is the political issue of trying to
>> tell someone they cannot bring their rig to the party. We did
>> discuss holding a testing session next year to evaluate phase noise
>> beforehand and accept or deny use of the rig based on performance,
>> and maybe this will be viewed as being more impartial. After
>> witnessing the problem first-hand, at least one op said he was
>> intending to get an Elecraft rig. Elecraft owners are in the minority
>> overall, so instead of Field Day being an inclusive club event,
>> telling people it will be K3 only would achieve the opposite.
>>
>> Other than the phase noise issue, FD was once again a lot of fun and
>> camaraderie!
>>
>> Cheers & 73,
>> Howie - WA4PSC
>> ______________________________________________________________
>
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