I second the nomination of KJ4WS.
TNX/73, Al
On Fri November 7 2014 9:35:09 am Ron Notarius W3WN wrote:
> I'd start that list with Wade KJ4WS.
>
> Not to slight anyone else, but Wade was kind enough to do some work on my
> Argonaut 505 and did an outstanding job on it, which the current owner of
> that rig is still ecstatic over. (Not to worry, it went to a good home,
> and that transaction served as part of the downpayment on my Omni VII)
>
> 73, ron w3wn
>
>
> On 11/07/14, Barry N1EU wrote:
>
> I would look for other options - 3rd party service. I believe there are
> some guys on this list who would service your rig and that is probably the
> best option.
>
> It might be a good idea for us to collectively compile a list of those
> folks.
>
> 73, Barry N1EU
>
> On Fri, Nov 7, 2014 at 3:08 PM, <wt4t@reagan.com> wrote:
> > When I wrote my original e mail about ten tec being unable to repair the
> > noisy mixer board on my OMNI-VI, I think the point of the e mail was
> > lost. I do not have the bench or the test gear any longer to trouble
> > shoot the board. My question is: If I was able to find a working normally
> > mixer board,lets say pull from a parts rig,could I sub that board into my
> > OMNI VI and not require any additional work ,such as realignment etc and
> > have the board work like it should. Tem tec made no comment on what pat
> > or parts that could no longer get. I will call then and ask for details
> > on which parts it was.
> > Using Wade's list it sure looks like all the parts could be gotten
> > somewhere,but as I said I don't have a good enough bench to be able to
> > trouble shoot the board to find out what the noise source is and correct
> > it. Is there anyone out there that could repair the mixer board ,other
> > then ten tec. Sure hate to dump a beautiful rig like the OMNI-VI for a
> > 5.00 part. 73
> > dale wt4t
> >
> > -----Original Message-----
> > From: "Wade Staggs" <tvman1954@gmail.com>
> > Sent: Thursday, November 6, 2014 11:52pm
> > To: "Discussion of Ten-Tec Equipment" <tentec@contesting.com>
> > Subject: Re: [TenTec] can't service the omni-VI mixer
> >
> > *Hello Ralph,*
> > * You couldn't have said that any better as far as
> > I am concerned. I love my Ten Tec Radios and really enjoy operating them.
> > Today I replaced two Relays in the Low Pass Filter Board of a Friends
> > Jupiter. The layout is simple. There is plenty of room inside to work on
> > them and the Glass Epoxy Circuit Boards are the Highest Quality. The
> > Relays from Ten Tec, cost a whopping $3.00 each. Gary, at Ten Tec advised
> > that we replace all 14 relays but we convinced him that this operator
> > never leaves 75/80 Meters hi .. hi .. Well, we can't guess at the cost of
> > these relays if they had been for an KenYaeCom Rig but, can promise they
> > would have cost More than $3.00 each..... Ten Tec Factory Service and the
> > Ten Tec Receivers are Legendary and we have never heard a Ten Tec that
> > sounded Bad On the Air. I became hooked on Ten Tec when we got the
> > Paragon 585 .... And today we fell in love with the Jupiter all over
> > again. We are hoping for an Eagle soon and an Omni 7 would make a lot of
> > dreams come true. *
> >
> > * 73 to
> > All from Wade/KJ4WS*
> >
> > On Thu, Nov 6, 2014 at 7:48 PM, Ralph Arnold <rea.papaof10@gmail.com>
> >
> > wrote:
> > > That sounds like some excelent advice. I'm an old NAVY trained Aviation
> > > Electronics Tech Radio Communications been repairing radios for almost
> >
> > 50
> >
> > > yrs I've had a lot of radios over the years That I managed to keep
> > > working A couple years ago I stopped at the TenTec factory an was
> >
> > really
> >
> > > impressed with their line of radios. They are made like a Mercedes
> >
> > simple
> >
> > > ,reliable, good engineering, and most of all repairable. I have several
> > > older TT radios that enjoy in my retirement. Feels good knowing that I
> > > got a shot at fixing them RS parts. HiHi Enough of my rambling just had
> >
> > to
> >
> > > throw in my 2 cents worth. 73 KD8BTQ rALPH
> > >
> > > On Thu, Nov 6, 2014 at 5:23 PM, Stuart Rohre <rohre@arlut.utexas.edu>
> > >
> > > wrote:
> > > > NTE and other cross reference general replacement semiconductor
> >
> > companies
> >
> > > > should have crosses to the MPS devices. Don't overlook Mouser,
> > > > distributor. They have vast stocks and fast service at reasonable
> > >
> > > prices.
> > >
> > > > There are still surplus electronics places like Electronic Goldmine
> >
> > that
> >
> > > > often have out of production items.
> > > >
> > > > Substituting bipolar transistors really comes down to getting the
> > > > right polarity, NPN or PNP and other major parameters. A current
> > > > rating and voltage rating close to the original, and frequency cutoff
> > > > similar to
> >
> > the
> >
> > > > original, or higher than the application you are replacing. Get the
> >
> > Beta
> >
> > > > as close as you can, but remember, there are wide ranges of beta that
> >
> > can
> >
> > > > do the job. The mixer may not be a high gain stage, due to its
> >
> > intended
> >
> > > > function. Most cases of abnormal noise would not be in the active
> > >
> > > devices,
> > >
> > > > (transistors) but in connections, or in faulty passive components,
> > > > resistors, capacitors, and other such components.
> > > > A rebuilt mixer board that is close to the original, is better than a
> >
> > non
> >
> > > > working mixer in a radio just sitting on a shelf.
> > > >
> > > > Don't overlook loose plug in connections from the board to the
> > > > motherboard. Sometimes connectors may wear to cause intermittent
> >
> > noise.
> >
> > > > The wiggle test helps here. If wiggling something causes a noise,
> > > > look closely at what moved. Don't be too agressive, but the more
> > > > experience
> > >
> > > you
> > >
> > > > get with troubleshooting, the better your "touch" will be at finding
> > > > causes of small problems.
> > > >
> > > > -Stuart
> > > > K5KVH
> > > >
> > > > _______________________________________________
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> > >
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> >
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> >
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