[Boatanchors] suggested crystal frequencies?
Ron VE8RT
ve8rt at yknwt.ca
Wed Dec 12 20:37:39 EST 2018
Much appreciated advice Howie,
I'm looking forward to putting it on the air, hopefully TVI will
not be an issue, I have a low pass filter here somewhere :-)
Eventually, not for a while yet, I'll go looking for a receiver
from about the same time.
Ron VE8RT
On Thu, 13 Dec 2018 01:33:31 +0000
howard holden <holden7471 at msn.com> wrote:
> For casual operation, best to stay 3525 to 3550 and 7025 to 7050. Those
> are the busiest parts of 80 and 40 CW. If it were me I'd pick two freqs
> around XX30 to XX45. You'll find it pretty easy to make QSOs in those
> regions. Stay away from 7040 as there's digital junk on there. If you
> want slow speed CW, the slot from 7100 to 7125 has some activity.
>
>
> The 90A is a good rig, nice and conservative on the 807s.
>
>
> 73, Howie WB2AWQ/7
>
> On 12/11/2018 8:59 PM, Ron VE8RT wrote:
> > today I finished work on the Globe Chief 90A transmitter. Using the
> > tubes it came with power output was about 65 watts on 40 and 20
> > metres. Lacking crystals for the amateur bands the bench testing was
> > done using salvaged crystals (from aviation HF transcieivers) that were
> > within 100 Khz of the 40M band edges. Now that it works I should pick
> > up a couple of crystals (FT243 style cases), are there common or
> > recommended frequencies for vintage crystal controlled equipment?
> >
> > Ron VE8RT, Yellowknife, NT
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--
Ron VE8RT <ve8rt at yknwt.ca>
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