[Hallicrafters] Re: Hallicrafters digest, Vol 4 #325 - 2 msgs
Riley Hollingsworth
rholling at adelphia.net
Wed Oct 15 03:39:53 EDT 2003
Ok I hate to do this but will have to bite the bullet (we say that a lot
here in Gettysburg, you knw--with the battlefield and all!) and ask the dumb
question about the HT 37. What type cap is called a "Black Beauty"? Is it
only the one across the 6AL5, in the Vox circuit ?
----- Original Message -----
From: <hallicrafters-request at mailman.qth.net>
To: <hallicrafters at mailman.qth.net>
Sent: Tuesday, October 14, 2003 9:48 PM
Subject: Hallicrafters digest, Vol 4 #325 - 2 msgs
> Send Hallicrafters mailing list submissions to
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>
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> When replying, please edit your Subject line so it is more specific
> than "Re: Contents of Hallicrafters digest..."
>
>
> Today's Topics:
>
> 1. Re: SX-101 Disassembly and Repainting (Woody Demitz)
> 2. RE: SX-101 Disassembly and Repainting (David Harmon)
>
> --__--__--
>
> Message: 1
> Date: Tue, 14 Oct 2003 20:12:33 -0400
> From: Woody Demitz <w1941demitz at erols.com>
> To: Mark Bell <bell at blazenet.net>, bluebirdtele at earthlink.net
> Cc: hallicrafters at mailman.qth.net
> Subject: Re: [Hallicrafters] SX-101 Disassembly and Repainting
>
> Thanks for the tips, Mark and Greg. I bit the bullet and peeled off the
> rubber cover from the tuning knob, which came off seemingly none the
> worse for wear. The main tuning knob itself came off slick as a
> whistle, but the three controls attached to switches (response,
> selectivity and band selector) will get the oil treatment. Called the
> local Sherwin Williams paint store. They claim to be able to match the
> orginal paint, so I'll try that route. Appreciate the help. Regards,
> Woody
>
> Mark Bell wrote:
> >
> > ----- Original Message -----
> > From: "Woody Demitz" <w1941demitz at erols.com>
> > To: <hallicrafters at mailman.qth.net>
> > Sent: Monday, October 13, 2003 4:41 PM
> > Subject: [Hallicrafters] SX-101 Disassembly and Repainting
> >
> > > Greetings:
> > >
> > > I just acquired an SX-101 Mk. 3. It's alive, but needs cosmetic work
> > > plus a recapping. In the spirit of "first do no harm," I have some
> > > emnbarassingly basic questions for the group:
> >
> > Hi Woody --
> >
> > Ask away -- that's what this NG is for !!
> >
> > >
> > > First, how does the main tuning knob come off? I assume the rubber
> > > cover peels back to expose a bristol screw, but with rubber of this
> > > vintage I'm a little concerned about splitting it. If it does peel,
is
> > > it from the decorative center ring outwards (back towards the panel)
or
> > > the reverse?
> >
> > The main tuning knob is attached with either hex or bristol screws, I
can't
> > remember which.
> > Loosen them, and the knob could come off.
> >
> > >
> > > Second--Are there any surprises lurking when I separate the dial frame
> > > from the panel? I have visions of screwing up the dial assembly.
> >
> > No. There are two pieces of glass. The outer one comes off with the
front
> > panel. The dial pointer is over the inner glass, and the inner glass
pane
> > has the etchings on it. DO NOT use anything like Windex etc to clean
the
> > etched glass. Plain water at best.
> >
> > >
> > > Third--The paint. The front gray panel isn't bad. No scratches, and
> > > I'm thinking I'll just clean it. But was the orginal gray flat (like
> > > this one now) or shiny. I.e., should I wax it? The frame around the
> > > dial is a very flat black, and quite different from the satin black of
> > > the lower cabinet and cabinet ring. Should they be different? I
would
> > > welcome anyone's advice on paint sources.
> >
> > Mine is satin. I didn't need to do anything to my front panel.
However,
> > for both the HQ-170 and HQ-180 I worked on, I used Turtle Wax after
washing
> > the front panel. It turned out really nice.
> >
> > 73 Mark K3ZX
> >
> > >
> > > I look forward to your thoughts/advice! Many thanks in advance.
> > >
> > > Regards, Woody
> > >
> > > ex KN4QIU, K0ODR, W4VNA and PA0SHD.
> > >
> > > hallicrafters-request at mailman.qth.net wrote:
> > > >
> > > > Send Hallicrafters mailing list submissions to
> > > > hallicrafters at mailman.qth.net
> > > >
> > > > To subscribe or unsubscribe via the World Wide Web, visit
> > > > http://mailman.qth.net/mailman/listinfo/hallicrafters
> > > > or, via email, send a message with subject or body 'help' to
> > > > hallicrafters-request at mailman.qth.net
> > > >
> > > > You can reach the person managing the list at
> > > > hallicrafters-admin at mailman.qth.net
> > > >
> > > > When replying, please edit your Subject line so it is more specific
> > > > than "Re: Contents of Hallicrafters digest..."
> > > >
> > > > Today's Topics:
> > > >
> > > > 1. Re: Replacement Capacitors (Mark Bell)
> > > > 2. HT-44 SX-117 combo (Barrie Smith)
> > > > 3. Re: Capacitors and HT-37 (Glen Zook)
> > > > 4. Re: Contests (Alan)
> > > > 5. Re: Re: Contests (Glen Zook)
> > > > 6. HT-37 Capacitors C69 & C80 replacement (Waldo Magnuson)
> > > > 7. Replacement (Wayne Light)
> > > > 8. Cleaning Chassis (Wayne Light)
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 1
> > > > From: "Mark Bell" <bell at blazenet.net>
> > > > To: "Bill" <k2wh at optonline.net>,
> > > > "Philip Atchley" <beaconeer at elite.net>,
> > > > <hallicrafters at mailman.qth.net>
> > > > Subject: Re: [Hallicrafters] Replacement Capacitors
> > > > Date: Sun, 12 Oct 2003 22:48:33 -0400
> > > >
> > > > and don't forget those resistors across each of 'em !!
> > > >
> > > > Keep us posted !!
> > > >
> > > > 73 Mark K3ZX
> > > >
> > > > ----- Original Message -----
> > > > From: "Bill" <k2wh at optonline.net>
> > > > To: "Philip Atchley" <beaconeer at elite.net>;
> > <hallicrafters at mailman.qth.net>
> > > > Sent: Sunday, October 12, 2003 11:29 AM
> > > > Subject: RE: [Hallicrafters] Replacement Capacitors
> > > >
> > > > > Good point! I agree. For some reason it didn't occur to me to
> > > > > use more than 2 caps. (3) is definitely the way to go. Thanks
> > > > > for the advice.
> > > > >
> > > > > K2WH
> > > > >
> > > > > -----Original Message-----
> > > > > From: hallicrafters-admin at mailman.qth.net
> > > > > [mailto:hallicrafters-admin at mailman.qth.net]On Behalf Of Philip
> > Atchley
> > > > > Sent: Monday, October 13, 2003 7:10 AM
> > > > > To: hallicrafters at mailman.qth.net
> > > > > Subject: Re: [Hallicrafters] Replacement Capacitors
> > > > >
> > > > >
> > > > > Hi.
> > > > > I think that if the original circuit was rated at 10 uF 1200 Volts
> > then I
> > > > > would, AS A MINIMUM use three 33 uF 450 VDC capacitors in series
for a
> > > > value
> > > > > of 11uF at 1350 VDC. GOOD repair/overhaul practice dictates that
all
> > > > > replacement capacitors MUST at least equal the originals in value
and
> > > > > exceeding those values a little doesn't hurt, especially in
today's
> > world
> > > > > where the line Voltage is HIGHER than the gear was designed for!
> > > > >
> > > > > 73 from the "Beaconeers Lair".
> > > > > Phil, KO6BB
> > > > >
> > > > > DX begins at the noise floor!
> > > > > beaconeer at elite.net
> > > > > Merced, Central California
> > > > > 37.18N 120.29W CM97sh
> > > > >
> > > > > ----- Original Message -----
> > > > >
> > > > >
> > > > >
> > > > > > Going from memory here..... cuz I can't find my HT-37 manual,
that
> > 750V
> > > > > is
> > > > > > steady state. Is that measured off of a choke ? I'm
wondering
> > about
> > > > > > voltage transients -- that may be why the caps were originally
rated
> > at
> > > > > 600V
> > > > > > each. In that case 900V may not be enough.
> > > > > >
> > > > > > The equivalent circuit would be 10 uF at 1.2 KV.
> > > > > >
> > > > > > 900V Seems a bit low. Maybe someone with the schematic in
front of
> > > > them
> > > > > > can comment.
> > > > > >
> > > > > > 73 Mark K3ZX
> > > > >
> > > > > _______________________________________________
> > > > > List Administrator: Duane Fischer, W8DBF **for assistance**
> > > > > dfischer at usol.com
> > > > > ----
> > > > > Hallicrafters Collectors International: http://www.w9wze.org
> > > > > ----
> > > > > http://mailman.qth.net/mailman/listinfo/hallicrafters
> > > > >
> > > > > _______________________________________________
> > > > > List Administrator: Duane Fischer, W8DBF **for assistance**
> > > > > dfischer at usol.com
> > > > > ----
> > > > > Hallicrafters Collectors International: http://www.w9wze.org
> > > > > ----
> > > > > http://mailman.qth.net/mailman/listinfo/hallicrafters
> > > > >
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 2
> > > > From: "Barrie Smith" <barrie at centric.net>
> > > > To: <hallicrafters at mailman.qth.net>
> > > > Date: Sun, 12 Oct 2003 20:51:37 -0600
> > > > Subject: [Hallicrafters] HT-44 SX-117 combo
> > > >
> > > > Since my wife and I have decided to move to warmer climes sometime
> > within
> > > > the next two to three years, I will be selling some of the equipment
> > I've
> > > > collected over the years.
> > > >
> > > > Since I don't keep track of prices, I have no idea of what to ask
for
> > some
> > > > of this equipment. If offers don't hit me on the right side, I may
not
> > > > sell.
> > > >
> > > > First will be an SX-117 and HT-44, with power supply and speaker.
These
> > > > pieces have been together since new. I am the second owner. They
are
> > as
> > > > close to mint as you could get.
> > > >
> > > > I've used them on most bands, probably about ten years ago. They
worked
> > very
> > > > well, and I got good signal reports. Since then, they have been in
dry,
> > > > covered storage.
> > > >
> > > > Photos? I suppose I could take a few. I would think that members
of
> > this
> > > > group would know what they look like, and they look like new.
> > > >
> > > > Offers?
> > > >
> > > > 73,
> > > >
> > > > Barrie, W7ALW
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 3
> > > > Date: Sun, 12 Oct 2003 20:17:30 -0700 (PDT)
> > > > From: Glen Zook <gzook at yahoo.com>
> > > > Subject: Re: [Hallicrafters] Capacitors and HT-37
> > > > To: Mark Bell <bell at blazenet.net>, Bill <k2wh at optonline.net>,
> > > > Hallicrafters <hallicrafters at mailman.qth.net>
> > > >
> > > > I know that the HT-37 doesn't use oil filled
> > > > capacitors! However, the WRL Globe Champion series
> > > > did use them!
> > > >
> > > > In fact, very few commercial rigs manufactured after
> > > > the early 1950s used any oil filled capacitors.
> > > >
> > > > I also agree with putting the "new" capacitors under
> > > > the chassis when possible. Those made today are so
> > > > much smaller that often every filter capacitor in the
> > > > rig doesn't take up much more space than one of the
> > > > older one!
> > > >
> > > > Glen, K9STH
> > > >
> > > > --- Mark Bell <bell at blazenet.net> wrote:
> > > >
> > > > Personally, I'd save the originals for the "purist",
> > > > and put in replacement caps without putting anymore
> > > > holes in the radio.
> > > >
> > > > =====
> > > > Glen, K9STH
> > > >
> > > > Web sites
> > > >
> > > > http://home.comcast.net/~k9sth
> > > > http://home.comcast.net/~zcomco
> > > > Contributing Editor Collins Journal
> > > >
> > > > __________________________________
> > > > Do you Yahoo!?
> > > > The New Yahoo! Shopping - with improved product search
> > > > http://shopping.yahoo.com
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 4
> > > > Date: Sun, 12 Oct 2003 20:48:38 -0700 (PDT)
> > > > From: Alan <aadelma at yahoo.com>
> > > > To: hallicrafters at mailman.qth.net
> > > > Subject: [Hallicrafters] Re: Contests
> > > >
> > > > I believe it is expressly forbidden to operate a
> > > > contest on the WARC bands. Unfortunately, very few
> > > > boatanchors have the capability to get on them!
> > > >
> > > > __________________________________
> > > > Do you Yahoo!?
> > > > The New Yahoo! Shopping - with improved product search
> > > > http://shopping.yahoo.com
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 5
> > > > Date: Sun, 12 Oct 2003 21:44:27 -0700 (PDT)
> > > > From: Glen Zook <gzook at yahoo.com>
> > > > Subject: Re: [Hallicrafters] Re: Contests
> > > > To: Alan <aadelma at yahoo.com>, hallicrafters at mailman.qth.net
> > > >
> > > > The prohibition actually has nothing to do with FCC
> > > > regulations. However, all of those contests that
> > > > originate in the US (that I know of) do not allow
> > > > contacts on the WARC bands. I don't know about
> > > > foreign contests. I believe that this originally was
> > > > started because most of the equipment in use could not
> > > > operate on them and if they were "opened up" to
> > > > contests that an unfair advantage would be given to
> > > > those who could operate on those bands. Although most
> > > > of the newer equipment can operate on the WARC bands,
> > > > a precident was set and no one has chosen to change
> > > > this.
> > > >
> > > > The ARRL is now recognizing DXCC, etc., from the WARC
> > > > bands. But, in general, that hasn't had any effect on
> > > > contests.
> > > >
> > > > The Collins S-Lines and KWM-2 series equipment operate
> > > > quite well on the WARC bands as well as the new 60
> > > > meter band. But they are certainly the exception.
> > > > The old Hallicrafters HT-20 works fine on the WARC
> > > > bands as well (it also will operate on the 60 meter
> > > > band but since it is CW / AM only it cannot be used).
> > > >
> > > > Glen, K9STH
> > > >
> > > > --- Alan <aadelma at yahoo.com> wrote:
> > > >
> > > > I believe it is expressly forbidden to operate a
> > > > contest on the WARC bands. Unfortunately, very few
> > > > boatanchors have the capability to get on them!
> > > >
> > > > =====
> > > > Glen, K9STH
> > > >
> > > > Web sites
> > > >
> > > > http://home.comcast.net/~k9sth
> > > > http://home.comcast.net/~zcomco
> > > > Contributing Editor Collins Journal
> > > >
> > > > __________________________________
> > > > Do you Yahoo!?
> > > > The New Yahoo! Shopping - with improved product search
> > > > http://shopping.yahoo.com
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 6
> > > > Date: Sun, 12 Oct 2003 21:47:32 -0700
> > > > Cc: Waldo Magnuson <magnuson at mac.com>
> > > > To: hallicrafters at mailman.qth.net
> > > > From: Waldo Magnuson <magnuson at mac.com>
> > > > Subject: [Hallicrafters] HT-37 Capacitors C69 & C80 replacement
> > > >
> > > > >
> > > > > Hi Bill,
> > > > > I just (2 days ago) replaced C69 and C80 in my HT-37 with
Sprague
> > > > > Atom 20uf/600v capacitors I got from Antique Electronic Supply.
They
> > > > > fit in nicely and look like they were made for the 37. I'm going
> > > > > through my HT-37 and replacing all of the electroyltics, the black
> > > > > beauties, and several of the ceramics. I bought the 37 about a
month
> > > > > ago and hope to get it on the air in a week or two.
> > > > > Skip Magnuson
> > > > >
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 7
> > > > Date: Sun, 12 Oct 2003 22:15:38 -0700 (PDT)
> > > > From: Wayne Light <hwlight at sbcglobal.net>
> > > > To: hallicrafters at mailman.qth.net
> > > > Subject: [Hallicrafters] Replacement
> > > >
> > > > I've had great luck with this company...and they are nice people
there.
> > In fact, he always throws in some extras! You will like the quality of
the
> > product...Good luck
> > > >
> > > > http://www.justradios.com/orderform.html
> > > >
> > > > No...I don't work for them or get a kick back (at least not yet)
> > > >
> > > > Wayne K7NCE
> > > >
> > > > --- StripMime Report -- processed MIME parts ---
> > > > multipart/alternative
> > > > text/plain (text body -- kept)
> > > > text/html
> > > > The reason this message is shown is because the post was in HTML
> > > > or had an attachment. Attachments are not allowed. To learn how
> > > > to post in Plain-Text go to: http://www.expita.com/nomime.html ---
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 8
> > > > Date: Sun, 12 Oct 2003 22:20:14 -0700 (PDT)
> > > > From: Wayne Light <hwlight at sbcglobal.net>
> > > > To: hallicrafters at mailman.qth.net
> > > > Subject: [Hallicrafters] Cleaning Chassis
> > > >
> > > > Hello Bill...
> > > >
> > > > Well, for several years and several dozen dirty chassis later...I
have
> > very good results with a product designed to clean wheels.
> > > >
> > > > Turtle Wax 2001 Wheel Cleaner.
> > > >
> > > > This is a no acid formula. I have watched several radios for many
> > months and don't see any "side effects" on the chassis. I simply spray
it
> > on, wipe it off ...usually a couple of times. The directions (for
wheels)
> > says to "hose off" but I just wipe it until it is dry and then use fine
> > steel wool for the rest. Maybe someone else has a better idea...??
> > > >
> > > > Good Luck.
> > > >
> > > > Wayne K7NCE
> > > >
> > > > --- StripMime Report -- processed MIME parts ---
> > > > multipart/alternative
> > > > text/plain (text body -- kept)
> > > > text/html
> > > > The reason this message is shown is because the post was in HTML
> > > > or had an attachment. Attachments are not allowed. To learn how
> > > > to post in Plain-Text go to: http://www.expita.com/nomime.html ---
> > > >
> > > > -- __--__--
> > > >
> > > > _______________________________________________
> > > > Hallicrafters mailing list
> > > > Hallicrafters at mailman.qth.net
> > > > http://mailman.qth.net/mailman/listinfo/hallicrafters
> > > >
> > > > End of Hallicrafters Digest
> > > _______________________________________________
> > > List Administrator: Duane Fischer, W8DBF **for assistance**
> > > dfischer at usol.com
> > > ----
> > > Hallicrafters Collectors International: http://www.w9wze.org
> > > ----
> > > http://mailman.qth.net/mailman/listinfo/hallicrafters
> > >
>
> --__--__--
>
> Message: 2
> From: "David Harmon" <K6XYZ at comcast.net>
> To: "'Woody Demitz'" <w1941demitz at erols.com>,
> "'Mark Bell'" <bell at blazenet.net>, <bluebirdtele at earthlink.net>
> Cc: <hallicrafters at mailman.qth.net>
> Subject: RE: [Hallicrafters] SX-101 Disassembly and Repainting
> Date: Tue, 14 Oct 2003 18:41:41 -0700
>
> Woody....I would be very careful with the paint. They may be able to
> match the color but what about the compatibility with the original
> paint?
> I have never, ever seen a good repaint....there was always some
> problem....orange peel, too much shine, not enough shine,
> whatever...usually the piece is degraded in value too....even if it's a
> good job.
> The best repaint I have ever seen is the Drake cabinets from Hartzell,
> the original contractor for Drake. I have a couple of them and they are
> the real McCoy.
>
> Regards
>
> Dave Harmon
> NSRCA 586
> K6XYZ at comcast.net
> Torrance, Ca.
>
> -----Original Message-----
> From: hallicrafters-admin at mailman.qth.net
> [mailto:hallicrafters-admin at mailman.qth.net] On Behalf Of Woody Demitz
> Sent: Tuesday, October 14, 2003 5:13 PM
> To: Mark Bell; bluebirdtele at earthlink.net
> Cc: hallicrafters at mailman.qth.net
> Subject: Re: [Hallicrafters] SX-101 Disassembly and Repainting
>
> Thanks for the tips, Mark and Greg. I bit the bullet and peeled off the
> rubber cover from the tuning knob, which came off seemingly none the
> worse for wear. The main tuning knob itself came off slick as a
> whistle, but the three controls attached to switches (response,
> selectivity and band selector) will get the oil treatment. Called the
> local Sherwin Williams paint store. They claim to be able to match the
> orginal paint, so I'll try that route. Appreciate the help. Regards,
> Woody
>
> Mark Bell wrote:
> >
> > ----- Original Message -----
> > From: "Woody Demitz" <w1941demitz at erols.com>
> > To: <hallicrafters at mailman.qth.net>
> > Sent: Monday, October 13, 2003 4:41 PM
> > Subject: [Hallicrafters] SX-101 Disassembly and Repainting
> >
> > > Greetings:
> > >
> > > I just acquired an SX-101 Mk. 3. It's alive, but needs cosmetic
> work
> > > plus a recapping. In the spirit of "first do no harm," I have some
> > > emnbarassingly basic questions for the group:
> >
> > Hi Woody --
> >
> > Ask away -- that's what this NG is for !!
> >
> > >
> > > First, how does the main tuning knob come off? I assume the rubber
> > > cover peels back to expose a bristol screw, but with rubber of this
> > > vintage I'm a little concerned about splitting it. If it does peel,
> is
> > > it from the decorative center ring outwards (back towards the panel)
> or
> > > the reverse?
> >
> > The main tuning knob is attached with either hex or bristol screws, I
> can't
> > remember which.
> > Loosen them, and the knob could come off.
> >
> > >
> > > Second--Are there any surprises lurking when I separate the dial
> frame
> > > from the panel? I have visions of screwing up the dial assembly.
> >
> > No. There are two pieces of glass. The outer one comes off with the
> front
> > panel. The dial pointer is over the inner glass, and the inner glass
> pane
> > has the etchings on it. DO NOT use anything like Windex etc to
> clean the
> > etched glass. Plain water at best.
> >
> > >
> > > Third--The paint. The front gray panel isn't bad. No scratches,
> and
> > > I'm thinking I'll just clean it. But was the orginal gray flat
> (like
> > > this one now) or shiny. I.e., should I wax it? The frame around
> the
> > > dial is a very flat black, and quite different from the satin black
> of
> > > the lower cabinet and cabinet ring. Should they be different? I
> would
> > > welcome anyone's advice on paint sources.
> >
> > Mine is satin. I didn't need to do anything to my front panel.
> However,
> > for both the HQ-170 and HQ-180 I worked on, I used Turtle Wax after
> washing
> > the front panel. It turned out really nice.
> >
> > 73 Mark K3ZX
> >
> > >
> > > I look forward to your thoughts/advice! Many thanks in advance.
> > >
> > > Regards, Woody
> > >
> > > ex KN4QIU, K0ODR, W4VNA and PA0SHD.
> > >
> > > hallicrafters-request at mailman.qth.net wrote:
> > > >
> > > > Send Hallicrafters mailing list submissions to
> > > > hallicrafters at mailman.qth.net
> > > >
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> > > > or, via email, send a message with subject or body 'help' to
> > > > hallicrafters-request at mailman.qth.net
> > > >
> > > > You can reach the person managing the list at
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> > > >
> > > > When replying, please edit your Subject line so it is more
> specific
> > > > than "Re: Contents of Hallicrafters digest..."
> > > >
> > > > Today's Topics:
> > > >
> > > > 1. Re: Replacement Capacitors (Mark Bell)
> > > > 2. HT-44 SX-117 combo (Barrie Smith)
> > > > 3. Re: Capacitors and HT-37 (Glen Zook)
> > > > 4. Re: Contests (Alan)
> > > > 5. Re: Re: Contests (Glen Zook)
> > > > 6. HT-37 Capacitors C69 & C80 replacement (Waldo Magnuson)
> > > > 7. Replacement (Wayne Light)
> > > > 8. Cleaning Chassis (Wayne Light)
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 1
> > > > From: "Mark Bell" <bell at blazenet.net>
> > > > To: "Bill" <k2wh at optonline.net>,
> > > > "Philip Atchley" <beaconeer at elite.net>,
> > > > <hallicrafters at mailman.qth.net>
> > > > Subject: Re: [Hallicrafters] Replacement Capacitors
> > > > Date: Sun, 12 Oct 2003 22:48:33 -0400
> > > >
> > > > and don't forget those resistors across each of 'em !!
> > > >
> > > > Keep us posted !!
> > > >
> > > > 73 Mark K3ZX
> > > >
> > > > ----- Original Message -----
> > > > From: "Bill" <k2wh at optonline.net>
> > > > To: "Philip Atchley" <beaconeer at elite.net>;
> > <hallicrafters at mailman.qth.net>
> > > > Sent: Sunday, October 12, 2003 11:29 AM
> > > > Subject: RE: [Hallicrafters] Replacement Capacitors
> > > >
> > > > > Good point! I agree. For some reason it didn't occur to me to
> > > > > use more than 2 caps. (3) is definitely the way to go. Thanks
> > > > > for the advice.
> > > > >
> > > > > K2WH
> > > > >
> > > > > -----Original Message-----
> > > > > From: hallicrafters-admin at mailman.qth.net
> > > > > [mailto:hallicrafters-admin at mailman.qth.net]On Behalf Of Philip
> > Atchley
> > > > > Sent: Monday, October 13, 2003 7:10 AM
> > > > > To: hallicrafters at mailman.qth.net
> > > > > Subject: Re: [Hallicrafters] Replacement Capacitors
> > > > >
> > > > >
> > > > > Hi.
> > > > > I think that if the original circuit was rated at 10 uF 1200
> Volts
> > then I
> > > > > would, AS A MINIMUM use three 33 uF 450 VDC capacitors in series
> for a
> > > > value
> > > > > of 11uF at 1350 VDC. GOOD repair/overhaul practice dictates
> that all
> > > > > replacement capacitors MUST at least equal the originals in
> value and
> > > > > exceeding those values a little doesn't hurt, especially in
> today's
> > world
> > > > > where the line Voltage is HIGHER than the gear was designed for!
> > > > >
> > > > > 73 from the "Beaconeers Lair".
> > > > > Phil, KO6BB
> > > > >
> > > > > DX begins at the noise floor!
> > > > > beaconeer at elite.net
> > > > > Merced, Central California
> > > > > 37.18N 120.29W CM97sh
> > > > >
> > > > > ----- Original Message -----
> > > > >
> > > > >
> > > > >
> > > > > > Going from memory here..... cuz I can't find my HT-37 manual,
> that
> > 750V
> > > > > is
> > > > > > steady state. Is that measured off of a choke ? I'm
> wondering
> > about
> > > > > > voltage transients -- that may be why the caps were originally
> rated
> > at
> > > > > 600V
> > > > > > each. In that case 900V may not be enough.
> > > > > >
> > > > > > The equivalent circuit would be 10 uF at 1.2 KV.
> > > > > >
> > > > > > 900V Seems a bit low. Maybe someone with the schematic in
> front of
> > > > them
> > > > > > can comment.
> > > > > >
> > > > > > 73 Mark K3ZX
> > > > >
> > > > > _______________________________________________
> > > > > List Administrator: Duane Fischer, W8DBF **for assistance**
> > > > > dfischer at usol.com
> > > > > ----
> > > > > Hallicrafters Collectors International: http://www.w9wze.org
> > > > > ----
> > > > > http://mailman.qth.net/mailman/listinfo/hallicrafters
> > > > >
> > > > > _______________________________________________
> > > > > List Administrator: Duane Fischer, W8DBF **for assistance**
> > > > > dfischer at usol.com
> > > > > ----
> > > > > Hallicrafters Collectors International: http://www.w9wze.org
> > > > > ----
> > > > > http://mailman.qth.net/mailman/listinfo/hallicrafters
> > > > >
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 2
> > > > From: "Barrie Smith" <barrie at centric.net>
> > > > To: <hallicrafters at mailman.qth.net>
> > > > Date: Sun, 12 Oct 2003 20:51:37 -0600
> > > > Subject: [Hallicrafters] HT-44 SX-117 combo
> > > >
> > > > Since my wife and I have decided to move to warmer climes sometime
> > within
> > > > the next two to three years, I will be selling some of the
> equipment
> > I've
> > > > collected over the years.
> > > >
> > > > Since I don't keep track of prices, I have no idea of what to ask
> for
> > some
> > > > of this equipment. If offers don't hit me on the right side, I
> may not
> > > > sell.
> > > >
> > > > First will be an SX-117 and HT-44, with power supply and speaker.
> These
> > > > pieces have been together since new. I am the second owner. They
> are
> > as
> > > > close to mint as you could get.
> > > >
> > > > I've used them on most bands, probably about ten years ago. They
> worked
> > very
> > > > well, and I got good signal reports. Since then, they have been
> in dry,
> > > > covered storage.
> > > >
> > > > Photos? I suppose I could take a few. I would think that members
> of
> > this
> > > > group would know what they look like, and they look like new.
> > > >
> > > > Offers?
> > > >
> > > > 73,
> > > >
> > > > Barrie, W7ALW
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 3
> > > > Date: Sun, 12 Oct 2003 20:17:30 -0700 (PDT)
> > > > From: Glen Zook <gzook at yahoo.com>
> > > > Subject: Re: [Hallicrafters] Capacitors and HT-37
> > > > To: Mark Bell <bell at blazenet.net>, Bill <k2wh at optonline.net>,
> > > > Hallicrafters <hallicrafters at mailman.qth.net>
> > > >
> > > > I know that the HT-37 doesn't use oil filled
> > > > capacitors! However, the WRL Globe Champion series
> > > > did use them!
> > > >
> > > > In fact, very few commercial rigs manufactured after
> > > > the early 1950s used any oil filled capacitors.
> > > >
> > > > I also agree with putting the "new" capacitors under
> > > > the chassis when possible. Those made today are so
> > > > much smaller that often every filter capacitor in the
> > > > rig doesn't take up much more space than one of the
> > > > older one!
> > > >
> > > > Glen, K9STH
> > > >
> > > > --- Mark Bell <bell at blazenet.net> wrote:
> > > >
> > > > Personally, I'd save the originals for the "purist",
> > > > and put in replacement caps without putting anymore
> > > > holes in the radio.
> > > >
> > > > =====
> > > > Glen, K9STH
> > > >
> > > > Web sites
> > > >
> > > > http://home.comcast.net/~k9sth
> > > > http://home.comcast.net/~zcomco
> > > > Contributing Editor Collins Journal
> > > >
> > > > __________________________________
> > > > Do you Yahoo!?
> > > > The New Yahoo! Shopping - with improved product search
> > > > http://shopping.yahoo.com
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 4
> > > > Date: Sun, 12 Oct 2003 20:48:38 -0700 (PDT)
> > > > From: Alan <aadelma at yahoo.com>
> > > > To: hallicrafters at mailman.qth.net
> > > > Subject: [Hallicrafters] Re: Contests
> > > >
> > > > I believe it is expressly forbidden to operate a
> > > > contest on the WARC bands. Unfortunately, very few
> > > > boatanchors have the capability to get on them!
> > > >
> > > > __________________________________
> > > > Do you Yahoo!?
> > > > The New Yahoo! Shopping - with improved product search
> > > > http://shopping.yahoo.com
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 5
> > > > Date: Sun, 12 Oct 2003 21:44:27 -0700 (PDT)
> > > > From: Glen Zook <gzook at yahoo.com>
> > > > Subject: Re: [Hallicrafters] Re: Contests
> > > > To: Alan <aadelma at yahoo.com>, hallicrafters at mailman.qth.net
> > > >
> > > > The prohibition actually has nothing to do with FCC
> > > > regulations. However, all of those contests that
> > > > originate in the US (that I know of) do not allow
> > > > contacts on the WARC bands. I don't know about
> > > > foreign contests. I believe that this originally was
> > > > started because most of the equipment in use could not
> > > > operate on them and if they were "opened up" to
> > > > contests that an unfair advantage would be given to
> > > > those who could operate on those bands. Although most
> > > > of the newer equipment can operate on the WARC bands,
> > > > a precident was set and no one has chosen to change
> > > > this.
> > > >
> > > > The ARRL is now recognizing DXCC, etc., from the WARC
> > > > bands. But, in general, that hasn't had any effect on
> > > > contests.
> > > >
> > > > The Collins S-Lines and KWM-2 series equipment operate
> > > > quite well on the WARC bands as well as the new 60
> > > > meter band. But they are certainly the exception.
> > > > The old Hallicrafters HT-20 works fine on the WARC
> > > > bands as well (it also will operate on the 60 meter
> > > > band but since it is CW / AM only it cannot be used).
> > > >
> > > > Glen, K9STH
> > > >
> > > > --- Alan <aadelma at yahoo.com> wrote:
> > > >
> > > > I believe it is expressly forbidden to operate a
> > > > contest on the WARC bands. Unfortunately, very few
> > > > boatanchors have the capability to get on them!
> > > >
> > > > =====
> > > > Glen, K9STH
> > > >
> > > > Web sites
> > > >
> > > > http://home.comcast.net/~k9sth
> > > > http://home.comcast.net/~zcomco
> > > > Contributing Editor Collins Journal
> > > >
> > > > __________________________________
> > > > Do you Yahoo!?
> > > > The New Yahoo! Shopping - with improved product search
> > > > http://shopping.yahoo.com
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 6
> > > > Date: Sun, 12 Oct 2003 21:47:32 -0700
> > > > Cc: Waldo Magnuson <magnuson at mac.com>
> > > > To: hallicrafters at mailman.qth.net
> > > > From: Waldo Magnuson <magnuson at mac.com>
> > > > Subject: [Hallicrafters] HT-37 Capacitors C69 & C80 replacement
> > > >
> > > > >
> > > > > Hi Bill,
> > > > > I just (2 days ago) replaced C69 and C80 in my HT-37 with
> Sprague
> > > > > Atom 20uf/600v capacitors I got from Antique Electronic Supply.
> They
> > > > > fit in nicely and look like they were made for the 37. I'm
> going
> > > > > through my HT-37 and replacing all of the electroyltics, the
> black
> > > > > beauties, and several of the ceramics. I bought the 37 about a
> month
> > > > > ago and hope to get it on the air in a week or two.
> > > > > Skip Magnuson
> > > > >
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 7
> > > > Date: Sun, 12 Oct 2003 22:15:38 -0700 (PDT)
> > > > From: Wayne Light <hwlight at sbcglobal.net>
> > > > To: hallicrafters at mailman.qth.net
> > > > Subject: [Hallicrafters] Replacement
> > > >
> > > > I've had great luck with this company...and they are nice people
> there.
> > In fact, he always throws in some extras! You will like the quality
> of the
> > product...Good luck
> > > >
> > > > http://www.justradios.com/orderform.html
> > > >
> > > > No...I don't work for them or get a kick back (at least not yet)
> > > >
> > > > Wayne K7NCE
> > > >
> > > > --- StripMime Report -- processed MIME parts ---
> > > > multipart/alternative
> > > > text/plain (text body -- kept)
> > > > text/html
> > > > The reason this message is shown is because the post was in HTML
> > > > or had an attachment. Attachments are not allowed. To learn how
> > > > to post in Plain-Text go to: http://www.expita.com/nomime.html
> ---
> > > >
> > > > -- __--__--
> > > >
> > > > Message: 8
> > > > Date: Sun, 12 Oct 2003 22:20:14 -0700 (PDT)
> > > > From: Wayne Light <hwlight at sbcglobal.net>
> > > > To: hallicrafters at mailman.qth.net
> > > > Subject: [Hallicrafters] Cleaning Chassis
> > > >
> > > > Hello Bill...
> > > >
> > > > Well, for several years and several dozen dirty chassis later...I
> have
> > very good results with a product designed to clean wheels.
> > > >
> > > > Turtle Wax 2001 Wheel Cleaner.
> > > >
> > > > This is a no acid formula. I have watched several radios for many
> > months and don't see any "side effects" on the chassis. I simply
> spray it
> > on, wipe it off ...usually a couple of times. The directions (for
> wheels)
> > says to "hose off" but I just wipe it until it is dry and then use
> fine
> > steel wool for the rest. Maybe someone else has a better idea...??
> > > >
> > > > Good Luck.
> > > >
> > > > Wayne K7NCE
> > > >
> > > > --- StripMime Report -- processed MIME parts ---
> > > > multipart/alternative
> > > > text/plain (text body -- kept)
> > > > text/html
> > > > The reason this message is shown is because the post was in HTML
> > > > or had an attachment. Attachments are not allowed. To learn how
> > > > to post in Plain-Text go to: http://www.expita.com/nomime.html
> ---
> > > >
> > > > -- __--__--
> > > >
> > > > _______________________________________________
> > > > Hallicrafters mailing list
> > > > Hallicrafters at mailman.qth.net
> > > > http://mailman.qth.net/mailman/listinfo/hallicrafters
> > > >
> > > > End of Hallicrafters Digest
> > > _______________________________________________
> > > List Administrator: Duane Fischer, W8DBF **for assistance**
> > > dfischer at usol.com
> > > ----
> > > Hallicrafters Collectors International: http://www.w9wze.org
> > > ----
> > > http://mailman.qth.net/mailman/listinfo/hallicrafters
> > >
> _______________________________________________
> List Administrator: Duane Fischer, W8DBF **for assistance**
> dfischer at usol.com
> ----
> Hallicrafters Collectors International: http://www.w9wze.org
> ----
> http://mailman.qth.net/mailman/listinfo/hallicrafters
>
>
>
>
> --__--__--
>
> _______________________________________________
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> http://mailman.qth.net/mailman/listinfo/hallicrafters
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