[TechAssist] Re: Fw: PROJECTION TV general question
- From: info <info@xxxxxxxxxxxxx>
- To: al <al@xxxxxxxxxxxxxxxxxxxx>
- Date: Tue, 11 Jun 2002 10:53:03 -0600
Hello al,
Tuesday, June 11, 2002, 7:33:18 AM, you wrote:
a> I think the trick is to move cautiously, and run on the jig as little as
a> possible.Matching up is important also,and I would NEVER use a Zenith
a> anything as a jig,even on a Zenith! al
a> Al Leatherman
a> alleathe@xxxxxxxxxxxxx
a> 973-361-5796
a> Mine Hill, NJ. 07803
a> http://WWW.ALS-TV.NET
a> ----- Original Message -----
a> From: <gelectr@xxxxxxxxxxxxxxxxx>
a> To: <techassist@xxxxxxxxxxxxx>
a> Sent: Monday, June 10, 2002 6:10 PM
a> Subject: [TechAssist] Re: Fw: PROJECTION TV general question
>>
>> I wouldn't recommend this at all. How do you guys handle the all the
>> blown circuitry that results?
>> i.e. I made a jig from a 25" Zenith (rebuilt tube, good yoke, fried board)
>> The first (and *only*) time I used it was on a 27" Zenith chassis. The
>> raster showed up short and barrel shaped, but I figured this was from
>> the yoke mis-match as the set had a fine raster on the 27" tube, just
>> the colour sucked. I was trying to prove that the 27" tube was shot.
>> Anyway, when I hooked the chassis back up to the 27" tube, the raster
>> was short and barrel shaped. Evidently the yoke mis-match had blown the
>> deflection and pincushion circuitry.
>> I never did figure that one out. It cost me dearly, and I promptly
>> disposed of my "jig".
>> Greg
>> Greg's Electronics
>>
>> On Mon, 10 Jun 2002, al m wrote:
>>
>> >
>> > that's what I thought you meant, I've been on the stupid side bringing
a> them
>> > all in. Maybe i should make myself one with all the junkers I have
a> laying
>> > around.
>> > al marquardt
>> > ampm@xxxxxxx
>> >
>> >
>> > ----- Original Message -----
>> > From: "al" <al@xxxxxxxxxxxxxxxxxxxx>
>> > To: <techassist@xxxxxxxxxxxxx>
>> > Sent: Monday, June 10, 2002 4:21 PM
>> > Subject: [TechAssist] Re: Fw: PROJECTION TV general question
>> >
>> >
>> > >
>> > > By jig, I mean a functioning crt and yoke and speaker assembly at the
a> shop
>> > > to play the chassis that was pulled! Ya have to allow for some
a> distortion
>> > at
>> > > times on your jig,some
>> > > judgement call involved.I doubt if any commercial jigs are available
>> > > today,used to be. al
>> > >
>> > > Al Leatherman
>> > > alleathe@xxxxxxxxxxxxx
>> > > 973-361-5796
>> > > Mine Hill, NJ. 07803
>> > > http://WWW.ALS-TV.NET
>> > > ----- Original Message -----
>> > > From: "al m" <ampm@xxxxxxx>
>> > > To: <techassist@xxxxxxxxxxxxx>
>> > > Sent: Monday, June 10, 2002 3:50 PM
>> > > Subject: [TechAssist] Re: Fw: PROJECTION TV general question
>> > >
>> > >
>> > > >
>> > > > I see jigs mentioned quite frequently, by jig do you mean picture
a> tube
>> > and
>> > > > yoke.
>> > > > al marquardt
>> > > > ampm@xxxxxxx
>> > > >
>> > > >
>> > > > ----- Original Message -----
>> > > > From: <bobstv@xxxxxxxxxxxxx>
>> > > > To: <techassist@xxxxxxxxxxxxx>
>> > > > Sent: Monday, June 10, 2002 5:44 PM
>> > > > Subject: [TechAssist] Re: Fw: PROJECTION TV general question
>> > > >
>> > > >
>> > > > >
>> > > > > I forgot to mention I do use a jig on direct view chassis. I
a> hardly
>> > > ever
>> > > > > bring a comlete set 27" & larger, just the chassis & use a jig.
>> > > > > Works for me.
>> > > > >
>> > > > > Robert J. Delhommer, Sr.
>> > > > > Bob's Electronics & TV Service
>> > > > > Maurice, LA 70555-0040
>> > > > > ----- Original Message -----
>> > > > > From: al <al@xxxxxxxxxxxxxxxxxxxx>
>> > > > > To: <techassist@xxxxxxxxxxxxx>
>> > > > > Sent: Monday, June 10, 2002 12:34 PM
>> > > > > Subject: [TechAssist] Re: Fw: PROJECTION TV general question
>> > > > >
>> > > > >
>> > > > > >
>> > > > > > Larry and all,
>> > > > > > Excellent advice. How do the rest of you handle cabinet damage
a> or
>> > > lack
>> > > > > > of?By board exchange,do you send them out? How about jigs in the
>> > shop?
>> > > > > > Thanks people. al
>> > > > > >
>> > > > > > Al Leatherman
>> > > > > > alleathe@xxxxxxxxxxxxx
>> > > > > > 973-361-5796
>> > > > > > Mine Hill, NJ. 07803
>> > > > > > http://WWW.ALS-TV.NET
>> > > > > > ----- Original Message -----
>> > > > > > From: "Larry E." <videotech@xxxxxxxxxxxx>
>> > > > > > To: <techassist@xxxxxxxxxxxxx>
>> > > > > > Sent: Monday, June 10, 2002 12:36 PM
>> > > > > > Subject: [TechAssist] Re: Fw: PROJECTION TV general question
>> > > > > >
>> > > > > >
>> > > > > > >
>> > > > > > > Al, I`m a single man shop as well, and I work on Projo sets
a> all
>> > the
>> > > > > > > time, the only sets I pull to the shop and fix at the
>> > > > > > > component level are sets with a light box. ALL other sets are
>> > board
>> > > > swap
>> > > > > > > only, 90% of my customers will not let
>> > > > > > > their set be pulled from the home anyway (elderly/retired
>> > customers,
>> > > > I`m
>> > > > > > > in Florida) I`ve been doing it this way for 7
>> > > > > > > years here in Florida and it works for me, no second employee,
a> no
>> > > > > > > expensive equipment to haul them out, no irate
>> > > > > > > customers when you scratch their screen or cabinet.
>> > > > > > > Larry E.
>> > > > > > > American TV & Electronics
>> > > > > > > Crystal River, Fl.
>> > > > > > >
>> > > > > > > al wrote:
>> > > > > > >
>> > > > > > > >
>> > > > > > > >
>> > > > > > > >
>> > > > > > > >>
>> > > > > > > >>Subject: PROJECTION TV general question
>> > > > > > > >>
>> > > > > > > >>
>> > > > > > > >>>I am collecting thoughts on pro jos that have light
a> boxes,as to
>> > > > those
>> > > > > > > >>>
>> > > > > > > >that
>> > > > > > > >
>> > > > > > > >>>don,t.How many of you pull boards,change parts and hope for
a> the
>> > > > > > > >>>best(nothaving whole set),how many use jigs,and who pulls
a> whole
>> > > pro
>> > > > > > > >>>
>> > > > > > > >jo(and
>> > > > > > > >
>> > > > > > > >>>how,such as stair climber vs couple of big guys).
>> > > > > > > >>> I am getting my feet wet,but have 35 years behind me,so
a> I
>> > am
>> > > > not
>> > > > > > > >>>
>> > > > > > > >going
>> > > > > > > >
>> > > > > > > >>>crazy buying stuff until I see some money and future in big
>> > > stuff.I
>> > > > > am
>> > > > > > > >>>
>> > > > > > > >not
>> > > > > > > >
>> > > > > > > >>>an asc and not currently interested in becoming one.
>> > > > > > > >>> Game plan is to make a few bucks until I can collect
>> > SS!Since
>> > > > > there
>> > > > > > > >>>
>> > > > > > > >are
>> > > > > > > >
>> > > > > > > >>>plenty of us (50 -60 years old) in this situation,I think
a> this
>> > > > topic
>> > > > > > > >>>
>> > > > > > > >will
>> > > > > > > >
>> > > > > > > >>>fly.! Appreciate help. al
>> > > > > > > >>>
>> > > > > > > >>>Al Leatherman
>> > > > > > > >>>alleathe@xxxxxxxxxxxxx
>> > > > > > > >>>973-361-5796
>> > > > > > > >>>Mine Hill, NJ. 07803
>> > > > > > > >>>http://WWW.ALS-TV.NET
>> > > > > > > >>>
>> > > > > > > >
>> > > > > > > >
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Hi , can tell me how can make this Jig for test different TV sets ?
I really a good idea, but what about impedance of yoke and connectors
to CRT ?
Thanks
Ruben
--
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info mailto:info@xxxxxxxxxxxxx
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