Fw: [Yaesu] FT 8100 Feed back probs

Thomas Johnson ThomasJ@shbank.com
Sun, 02 Nov 1997 19:54:12 -0600


Its interesting that I bought 2 of them (one for car and one for base) and BOTH do it...

I can duplicate it using different antennas, power supplys,  mic's, In my car...
It does it every where and since it does it on both radios... I am led to believe that is actually a radio problem...
What to do?

T.


>>> "Alan K. Adamson" <ne1h@tornado.ne1h.radio.org> 11/01/97 01:42PM >>>
I sent this the author, and then realized that there may be others that are
curious.

Alan
-----Original Message-----
From: Alan K. Adamson <ne1h@ne1h.radio.org>
To: Thomas Johnson <ThomasJ@shbank.com>
Date: Saturday, November 01, 1997 2:41 PM
Subject: Re: [Yaesu] FT 8100 Feed back probs


>None on mine.  I did the following.
>
>Tuned up 147.075 (local repeater) on the left side, left the volume about
>10:00 oclock.  Tuned up the same freq on the right side, and set the volume
>at 12:00.  Then tuned the left to another 2mtr freq and then listened to
the
>activity on the repeater on the right side.  No feedback.  I did notice
that
>when listening to the same freq on both side, there is a little interaction
>between the volume levels, but no feedback.
>
>I'll tell you there, are 3 problems that I know about on this radio.
>
>I have the service bulletin on one of them, and for some reason Yaesu will
>not give out the bulletins on the others even thought they know they exist!
>
>1) Poor deviation on xband repeat (the one that I have)
>2) Radio Hears inself on the 2mtr side when transmitting on 440!
>3) The radio will get stuck in TX mode and you have to move the mic around
>to get it unstuck.  Has to do with RF getting back into the radio and there
>is a fix, but Yaesu won't release it.  I'm really frustrated with this last
>one, and Yaesu's poor attitude about releasing the fix.  I may never buy
>another Yaesu because of this.
>
>I'm tring to find the 800mhz mod, but no luck todate, if you know it's
>whereabouts please advise.  I do have the MARS/CAP mod but only faxable.
>
>Thanks,
>Alan Adamson
>NE1H
>ne1h@ne1h.radio.org 
>-----Original Message-----
>From: Thomas Johnson <ThomasJ@shbank.com>
>To: yaesu@contesting.com <yaesu@contesting.com>
>Date: Saturday, November 01, 1997 2:19 PM
>Subject: [Yaesu] FT 8100 Feed back probs
>
>
>>
>>If you have an FT8100r, let me know if your radio has feed back type of a
>problem...
>>
>>And let me know if there is a fix for this...
>>
>>This is what it is doing..
>>
>>Put The radio in VHF/VHF mode... Put first VFO (left side) on  any 2 meter
>frequency.
>>Put second VFO on "ANY" 2 Meter Frequency...
>>The volume on the left can be at any volume... now turn the volume on the
>right to 12:00.
>>
>>Now, Key up the repeater (or have someone talk on that freq)  on the Right
>VFO..
>>
>>Do you get Audio feed back??
>>
>>Thanks,
>>Tom
>>K9KJ
>>
>>
>>
>>--
>>FAQ on WWW:               http://www.qsl.net/k7on/yaesu.html 
>>Submissions:              yaesu@contesting.com 
>>Administrative requests:  yaesu-REQUEST@contesting.com 
>>Problems:                 owner-yaesu@contesting.com 
>>Search:                   http://www.contesting.com/km9p/search.htm 
>


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                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  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