I also bought a bag of the ferrites. I hadn't thought about using them as
sling shot weights. Thanks for the suggestion!
On the plus side, you can always just use 3 or more of them instead of just
one on a cable end.
Carl Moreschi N4PY
Franklinton, NC
----- Original Message -----
From: "Steve N4LQ" <n4lq@iglou.com>
To: <tentec@contesting.com>
Sent: Thursday, January 27, 2005 6:17 PM
Subject: Re: [TenTec] Cheap Ferrites (was Orion reset)
> I got mine too. I think they will make excellent weights for my sling shot
> when I get ready to put up that next wire.
>
> Steve N4LQ
> ----- Original Message -----
> From: "A. Sewell" <n5na@att.net>
> To: <tentec@contesting.com>
> Sent: Thursday, January 27, 2005 3:10 PM
> Subject: Re: [TenTec] Cheap Ferrites (was Orion reset)
>
>
> >I ordered a bag of these ferrites too. When I received them I tested
them
> >per K0BG's procedure at http://www.k0bg.com/beads.html. I don't know
what
> >mix they are but they are definitely not 43 or 31. With five turns thru
> >the bead I get a resistance of ~140 and an inductance of 11 uH. If they
> >were 43 they should have a resistance of ~500 and an inductance of ~40
uH.
> >
> > I have tried this procedure on some other ferrite beads I have and I do
> > get the mix 43 values so K0BG's procedure does work.
> >
> > So, it seems questionable how effective these cheap ferrites beads will
> > be. Moral of the story....you get what you pay for!
> >
> > 73,
> >
> > Alan N5NA
> >
> >
> > Robert Carroll wrote:
> >
> >>Try the ferrites. I include below a note from the RTTY reflector about
a
> >>cheap source of them. I just ordered a bag.
> >>
> >>Bob W2WG
>
>>**************************************************************************
> >>From: rtty-bounces@contesting.com [mailto:rtty-bounces@contesting.com]
On
> >>Behalf Of Mac McDaniel
> >>Sent: Sunday, January 16, 2005 5:36 AM
> >>To: rtty@contesting.com
> >>Subject: [RTTY] Help with keeping RF out of PC
> >>
> >>Peter,
> >>
> >>I sent you an e-mail the other day with a link to a web page that would
> >>help
> >>with your RFI. I was having problems myself at the time that I sent the
> >>e-mail to you and was looking for a fix myself. I was doing everything
> >>that
> >>Jim says to do all of his web page at:
> >>www.radioworks.com I put two Line Isolators, one between the radio and
> >>amp,
> >>and one between the amp and tuner. I really don't know if they helped
me
> >>or
> >>not. Because, my problem was with my computer locking up or going crazy
> >>on
> >>me on 80, 40 in 160 meters. It still did it after I put them on. I had
> >>ferrite beads on some of my equipment for a longtime and they seemed to
> >>help
> >>but, they were expensive at RadioShack at $4.95 apiece. Then I bought
> >>some
> >>from radioworks.com at $2 apiece and they seem to help even more. THEN,
I
> >>found this on eBay:
> >>
>
>>http://cgi.ebay.com/ws/eBayISAPI.dll?ViewItem&rd=1&item=5743889061&ssPageN
am
> >>e=STRK:MEWA:IT
> >>
> >>I got them in the mail a couple of days ago. They were shipped
superfast
> >>by
> >>this guy. I started clamping them on every cord on the back of my
> >>computer,
> >>monitor, mouse and keyboard. Two or three of them on every cord there
> >>was.
> >>I had 100 of them and I was on a mission. I had about 25 ferrite beads
on
> >>my radio's and knew they were working. I was just tired of paying so
much
> >>for them. I used about 20 on my computer and still have about 80 left.
I
> >>was on 80 and 160 this evening playing with the contest.
> >>I didn't pay much attention to any thing because I was running
low-power.
> >>But, then Easter Island came on and I kicked the amp on.
> >>About 1200 watts and my computer didn't do a thing. I was shocked! No
> >>lockups! No windows popping up! So, I played more.
> >>As far as I can tell the ferrite beads took care of the problem but, I
am
> >>still in the experimental stage. I'm going to clip the rest of them one
> >>everything in the shack. The wife and kids better run!
> >>
> >>Well, it's 4 a.m. in the morning and I'm shot. I just had to pass this
on
> >>to you. I thought it was a great deal. 100 ferrite beads for $27. And
> >>hopefully no more RFI problems. But I'm sure that Murphy is still
running
> >>around here somewhere. I'm going to put a ferrite core around his neck.
> >>.
> >>I am in no way affiliated with radioworks.com or the guy that sells
these
> >>beads. I'm just excited!
> >>
> >>Good luck and may we have a RFI free 2005. hi hi
> >>
> >>73, Mac N0OB
> >>.
> >>-----Original Message-----
> >>From: tentec-bounces@contesting.com
[mailto:tentec-bounces@contesting.com]
> >>On Behalf Of John Thompson
> >>Sent: Tuesday, January 18, 2005 8:48 AM
> >>To: tentec@contesting.com
> >>Subject: [TenTec] Orion reset
> >>
> >>I have had the Orion for 7 months. Its receiver is
> >>very immune to overload and adjacent channel
> >>inteference.
> >>My unit seems to mute on receive or transmit, more on
> >>receive, every 2-5 hours during contest operation,
> >>requiring master reset, which takes aroun 2.5 minutes
> >>with user memory restore. There were 7 resets for
> >>CQWW SSB and CW each. This muting always occurs at the
> >>maximum contest rate, and is disruptive. I think this
> >>is the "Achilles heel" for this rig. It has been
> >>suggested to do all keying from the front panel by Ten
> >>Tec(disabling th on-board keyer), which does not help.
> >> The 1.372 firmware does not help.
> >>Any comments? Do I have a defective unit?
> >>73,
> >>John K3MD
> >>
> >>
> >> __________________________________ Do you Yahoo!? Meet the all-new My
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> >>
> >>
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> >>
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>
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