Another type of construction is shown here:
http://home.centurytel.net/w7ry/Jims%20Amplifier%20Page.htm
With this amplifier, I used a "RP" cabinet from Buyers Custom Cabinets:
http://home.flash.net/~k3iwk/
73
Jim W7RY
On Sun, May 2, 2010 at 5:59 PM, Tim Long <tlong8@earthlink.net> wrote:
>
>
> James Colville <jimw7ry@gmail.com> wrote:
>
> >Thanks Lee...
> >
> >No, that is not a BNC, It's an SHV.
> >http://www.tycoelectronics.com/catalog/cinf/en/c/10009/221
> >
> >And the coax is RG59. Which also has a 5KV (actually more) rating. Look
> at
> >the chassis connector. Much different better than a BNC connector. I had
> >originally used an Millen type HV connector. You can see the holes where
> it
> >mounted above and below the SHV connector. Much safer connector because I
> >have cats that can get around the high voltage power supply. There was a
> >discussion on AMPS about SHV connectors a while back. Do a search of the
> >archives and you will find it. I bought the 2 chassis connectors and a
> >pre-built 6' RG59 cable on Ebay. My plate voltage is 4000 volts.
> >
> >I riveted some of the power supply parts together. If I had it to do over
> >again, I would not use rivets. BUT the RF deck, used rivets to hold the
> >aluminum angle to the "base plate". Take a look at the RF deck and you can
> >see that.
> >
> >All of the other panels are screwed to the angle. I tapped the angle with
> a
> >6-32 tap. The angle is thick enough for threads and it works very well.
> You
> >have to clean the tapped holes out well so there are no burrs that keep
> the
> >mating panel away from the angle. I use a 1/2" drill bit with black tape
> on
> >the shaft for a reamer and de-burrer. I bought a hand reamer but the
> drill
> >bit works better.
> >
> >73
> >Jim W7RY
> >
> >
> >
> >On Sun, May 2, 2010 at 2:38 PM, Lee Buller <k0wa@swbell.net> wrote:
> >
> >>
> >> Jim,
> >>
> >> Nice pictures and nice construction. I was wondering.... You are using
> a
> >> BNC connector and RG 58 for the HV? Does that work? Could you confirm
> >> that? I am in the process of building a PS too and was going to use a
> wood
> >> base and metal sides as you did. Did you pop rivet things together or
> did
> >> you use a tap for machine screws or did you use sheet metal screws?
> What
> >> is your preference.
> >>
> >> Lee - K0WA
> >>
> >>
> >> <http://www.ksqsoparty.org/>Ham Radio Operators: Kansas QSO Party is
> >> August 28-29, 2010. See www.ksqsoparty.org for details
> >>
> >> In our day and age it seems that Common Sense is in short supply. If you
> >> don't have any Common Sense - get some Common Sense and use it. If you
> can't
> >> find any Common Sense, ask for help from somebody who has some Common
> Sense.
> >> Is Common Sense divine?
> >>
> >> Common Sense is the image of the Creator expressing revealed truth in my
> >> mind. - J. Wolf
> >>
> >>
> >>
> >> ------------------------------
> >> *From:* James Colville <jimw7ry@gmail.com>
> >> *To:* Amplifier Reflector <amps@contesting.com>
> >> *Sent:* Sun, May 2, 2010 4:09:53 PM
> >> *Subject:* [Amps] Homebrew Amplifier Building and Cabinets
> >>
> >> I have added pictures of the power supply of my home-brew 8877 amplifier
> >> project. Easy construction.
> >>
> >> I used aluminum angle and aluminum flat plates. I purchased the flat
> plate
> >> cut to size at Metal Supermarkets http://www.metalsupermarkets.com/ I
> >> also
> >> got the angle there too. I cut the angle with an aluminum cutting blade
> in
> >> my table saw. I think the blade was about $80.00. It cuts super smooth!
> I
> >> could have cut the aluminum sheet too but bought the blade after I
> bought
> >> the pieces already cut.
> >>
> >> The advantage of getting all the pieces cut to YOUR SIZE, is you can
> make
> >> the cabinets the size YOU want it to be.
> >>
> >> Pictures:
> http://s900.photobucket.com/albums/ac206/w7ry/8877%20Amplifier/
> >>
> >> Enjoy.
> >>
> >> 73
> >> Jim W7RY
> >> _______________________________________________
> >> Amps mailing list
> >> Amps@contesting.com
> >> http://lists.contesting.com/mailman/listinfo/amps
> >>
> >_______________________________________________
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>
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