[TechAssist] Re: Can YOU Fix A Philips Yoke?
- From: AL LEATHERMAN <alleathe@xxxxxxxxxxxxx>
- To: techassist@xxxxxxxxxxxxx
- Date: Tue, 27 Nov 2001 07:42:16 -0500
Is it possible the stress changes on the yoke when you turn it? al
May God give us strength
Al's TV
alleathe@xxxxxxxxxxxxx
Mine Hill, NJ.
973-361-5796
alleathe@xxxxxxxxxxxxx
----- Original Message -----
From: "OrpheusComputing.com Repair" <techassist@xxxxxxxxxxxxxxxxxxxx>
To: <techassist@xxxxxxxxxxxxx>
Sent: Thursday, November 22, 2001 7:20 AM
Subject: [TechAssist] Re: Can YOU Fix A Philips Yoke?
>
> I could only guess, since the sounds from yokes are usually
> very high frequency waves, (~10 - 15,000hz~) this may give
> the 'illusion' that the noise has stopped because these
> frequencies are extremely directional (noise could have been
> emanating from the top of the yoke). The lower the
> frequency, the more 'omnidirectional' they are.
> -Clint
>
> Happy Thanksgiving &
> God Bless Us All
> Clint Hamilton, Owner
> http://OrpheusComputing.com
> http://ComputerHardware-ConsumerElectronics.com
> sales@xxxxxxxxxxxxxxxxxxxx
> Fax: 209-882-9602
> TechAssist Administration
> http://tech-assist.org
> techassist@xxxxxxxxxxxxx
>
> ----- Original Message -----
> From: "Bil Green" <tv.vcrrepair@xxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Thursday, November 22, 2001 12:32 AM
> Subject: [TechAssist] Re: Can YOU Fix A Philips Yoke?
>
>
>
> How does turning the yoke upside down stop it from
> Buzzing?
>
> Bil
>
>
> ----- Original Message -----
> From: "Joey Baker" <docwade2@xxxxxxxxxxxxx>
> To: <techassist@xxxxxxxxxxxxx>
> Sent: Wednesday, November 21, 2001 6:48 PM
> Subject: [TechAssist] Re: Can YOU Fix A Philips Yoke?
>
>
> >
> > I have always just turned the yoke 180 degrees and
> reversed the plugs . Have
> > been in this line of work since 1971 .........
> > ----- Original Message -----
> > From: "Bil Green" <tv.vcrrepair@xxxxxxxxxxx>
> > To: ".Techassist" <techassist@xxxxxxxxxxxxx>
> > Sent: Wednesday, November 21, 2001 3:01 AM
> > Subject: [TechAssist] Can YOU Fix A Philips Yoke?
> >
> >
> > >
> > > YES!!
> > >
> > > Thanks to the advice of some of the techs on these lists
> I
> > > sprayed the windings of a Magnavox yoke with clear
> plastic
> > > and it now works fine!
> > >
> > > The original symptom was a loud buzzing noise coming
> > > from the yoke and very bad convergence only at the top
> and
> > > bottom of the picture.
> > >
> > > After applying a heavy cote of plastic spray to the
> inner
> > > windings (the outer winding were already coated with a
> thick
> > > layer of epoxy by the manufacturer) the symptoms were
> > > completely gone. I was really surprised that this fixed
> the
> > > bad convergence also.
> > >
> > > If I were to do this again I would use spray lacquer.
> The
> > > plastic spray takes a long time to dry and really smells
> > > up the room if you put it back on the CRT the same day
> > > (as it heats up to normal temperature).
> > >
> > > Bil
> > >
>
>
>
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