[ARC5] Field Day musings...
Geoff
geoffrey at jeremy.mv.com
Wed Jun 26 15:17:31 EDT 2013
>>>> My most memorable FD was back in the early 60s up in
>>>> Humboldt Co. Had a converted Command Set transmitter on the bottom of
>>>> 80 meters and a DAQ navy receiver (nearly a cubic yard of aluminum)
>>>> and with a dipole hanging from a couple of redwood trees on Kneeland
>>>> Mountain I worked all states and all of Canada with that set up. The
>>>> Command set had been reduced to one 1625 in the PA and ran full Break
>>>> In with a decoupled VFO cathode and ran the final with a 200 Ohm
>>>> resistor in the cathode for a kinda pseudo AB1 scheme. Got about 10
>>>> watts or so out, but with a great antenna I could work anything that I
>>>> could hear on the band. Ah those were the days indeed.
>>>>
>>>>
>>>> Bob. KE6F
>>>>
>>> I love hearing these stories. I never got to a field day until was
>>> an adult. I heard plenty of signals on Saturday and none at all on
>>> Sunday.
>>> I suppose the kids now find things to be fascinated with but I wonder
>>> if its anything like radio was for us. people don't seem to understand
>>> that ham radio works all on its own, while cell phones and computers
>>> need a vast system of equipment and networks to connect. We don't even
>>> need the power company and field day is one of the demonstrations of
>>> that. My antediluvian RCA receiver on 25 feet of wire hung over the
>>> rafters in the garage will hear Spain, Germany, England, Italy,
>>> Australia, New Zealand, all over South and Central America, not to
>>> mention all those non-DX stations (and I mean hams, not broadcast). I
>>> wonder what it would do with a decent antenna. To me this is still
>>> absolute magic.
>>> --
>>> Richard Knoppow
>>> Los Angeles
>>> WB6KBL
>>> dickburk at ix.netcom.com
>> Most of those old consumer grade radios, as well as many military, will
>> fold up from overload on a big antenna. They were designed for a 20-40'
>> wire from a house to tree, military whip, etc.
>>
>> My various consoles such as a RCA 811K, Zenith 12S265, 15U271 and
>> 12S471, Scott 800B, Philco 38-690, and others do just fine with various
>> 30-40' wires, including in the attic and under 3rd story eaves. That was
>> after spending considerable time eliminating offensive home electronics
>> noises.
>>
>> The R-388, 51J4, for instance fold up on a real antenna and I havent
>> bothered modifying the antenna coils and RF amp
>>
>> I got my first taste of SWL and ham AM at my maternal grandmothers around
>> 1952-3 listening to a black dial 30's Zenith table model (might have been
>> a 6S229 going by photos). My parents had no interest in SW and only had a
>> AM/FM RCA table model.
>>
>> Carl
>
>
> I'm not sure what you mean by fold up, overload badly? Anyway, the
> AR-88 is not a consumer grade radio, it was built as a commercial receiver
> and has a transformer input on all bands. There is a great deal of
> information on the AR-88 and its relatives on the web. See
> http://www.radioblvd.com/index.html for lots of it.
>
>
> --
> Richard Knoppow
I wouldnt have wasted my time posting if you had bothered to list the model
in your post. RCA made a hell of a lot more consumer radios with SW coverage
than the limited production AR-88.
Fold up has long been a synomyn for overload, long before I was a ham.
Carl
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