[TenTec] Omni 6+ problem inquiry
Robert
bigmack@nortexinfo.net
Sat, 13 Nov 1999 18:49:20 -0600
TT will replace for free any in warranty encoder, so , if you want it, and
it is in warranty, just ask them to mail you one.. They sent it to me and
had me ship the other one back in the same little box when I got it...
Works 100% now...
At 06:23 PM 11/13/99 , N1EU wrote:
>FWIW, I just put in a new main tuning encoder I
>received from Ten-Tec, and my Omni 6 (opt 3) exhibits
>all the "problem" symptoms. Incidentally, they don't
>bother me at all.
>
>Swapping cables with the RIT encoder isn't going to
>prove much since I doubt you'll be able to spin the
>RIT knob in the same manner and see whether that
>encoder is any better.
>
>73,
>Barry N1EU
>
>--- Robert <bigmack@nortexinfo.net> wrote:
> >
> > Call TT, and ask them to ship you another encoder
> > for the main tuning knob.
> > I had them do that for my 301 kit when I got a bad
> > encoder, and the entire
> > problem vanished.. If you are out of warranty, it
> > will cost you about $50
> > for the part...
> >
> > At 08:53 AM 11/13/99 , you wrote:
> >
> > >I have a Omni 6+ that has rather annoying problem
> > and I wonder if others
> > >might have noticed it too. The problem is not
> > affecting the operation of
> > >the radio, it is Just DAMN annoying..... expecially
> > with a price tag of
> > >2600 bucks.
> > >When tuning the radio down in frequency (Turning
> > the knob CCW) at a rate
> > >of about 2 revs per second, the KHZ digit will
> > very quickly jump to
> > >another digit, then back again.
> > >You might see the digits change say from 8, 7, 6,
> > 7, 6, 5, 4, 3, 2, 1,
> > >2, 1, 0 etc.
> > >What acutally is happening is that the processor is
> > causing the PLL to
> > >jump up in frequency by about 1Khz or so. The
> > amount of jump is
> > >dependent upon the tuning rate settings. i.e., the
> > slower the tuning
> > >rate the smaller the amount of jump.
> > >I have found that with a 5KHZ setting, the jump is
> > about 1khz. This
> > >malady is not a function of the encoder as that
> > would cause smaller,
> > >minute jumps.
> > >Another test that will mimick the above and skitz
> > out the CPU big time,
> > >is to run the PLL to the LOWEST frequency it will
> > tune (any band), go to
> > >the FM mode, then turn the knob in the CCW
> > direction at a rate of about
> > >2-3 revs per second. If your radio is ok, you will
> > not see anything
> > >happen. If your radio has this problem like mine,
> > you will see the lower
> > >4 digits quickly change to other digits. If you
> > stop quick enough, you
> > >will notice the display is above where it should
> > be. In other words, it
> > >jumped up in frequency.
> > >Another test is to zero the display to 7.000.00.
> > with the finger index
> > >at a particular point, turn the knob in the cw
> > direction 6-7 turns, note
> > >the frequecy you end up at. Then reverse direction
> > and move the same
> > >amount of turns in the CCW direction. You should
> > end up at the same
> > >frequency you started at (7.000.00) or very close
> > to it.
> > >
> > >This radio has been back for repair twice. Each
> > time it comes back not
> > >fixed. TT said they can not duplicate the problem,
> > AND that all Omni 6's
> > >will do the same thing with the tuning knob test.
> > >Has anyone else experieced this same problem and
> > what was the fix. Also,
> > >I would be interested if some of you guys would do
> > this test with your
> > >radios and let me know if you see the same thing.
> > >Thanks.
> > >
> > >
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