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"Boat Anchor" & Classic Equipment

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TS-830s part needed

Posted: 21 Feb 2017 03:09 AM PST
http://forums.qrz.com/index.php?thre...needed.556225/

Im searching for a receiver part for my old TS-830s. The rig was apparently
abused a bit in a past life as a CB radio. The coil L41 in my receiver was
apparently removed and was jumpered underneath on the foil side. The part
is a small slug tuned coil, Kenwood part #L40-4701-03. Kenwood calls it a
ferri-inductor. Its apparently an open coil with two windings and no metal
can exterior. The value is 47uH according to the schematic. Ive pursued a
couple of leads but so far no luck. If I...



TS-830s part needed

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New Heathkit SB-100 owner - Bias current too high question

Posted: 20 Feb 2017 11:20 AM PST
http://forums.qrz.com/index.php?thre...estion.554425/

Hi all, Call here is KB8ZZS.

Im a Former Tech Plus(before that class was dropped. Wish they would have
upgraded all of us to General as we had to learn the CW).. got my call
when I was 13 and kind of left it behind after leaving for college. after
about a 15 year hiatus from the hobby(renewed the license though), I
purchased an old Heath SB-100 the other day with all the manuals locally
for $50 and I figured Ide try to bring the Green Monster back to life.
Always loved the allure of...



New Heathkit SB-100 owner - Bias current too high question

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Collins KWM-1 in the U-2 aircraft

Posted: 20 Feb 2017 09:45 AM PST
http://forums.qrz.com/index.php?thre...rcraft.554338/

Many amateur radio operators are not familiar with the fact that the
Collins KWM-1 amateur radio SSB transceiver was installed in the U-2 spy
aircraft. This was to furnish the pilot with HF SSB capabilities.



Since it was desired that the pilot not have to do any tuning of the radio,
the Novice Class crystal oscillator plug-in was used to keep the unit on
the proper frequency!



The now declassified manual on the U-2 can be found at the following URL:...



Collins KWM-1 in the U-2 aircraft