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Old May 7th 07, 01:17 PM posted to rec.radio.amateur.homebrew
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Default where to buy some chassis?

Ross,

Commercial outlets like Digi-Key, Mouser, Newark-Inone,
and Allied Electronics carry a wide array of aluminum
and steel enclosures. They're not cheap these days, but
if you need one, you need one. Also keep an eye on eBay
for chassis and enclosures. I've snagged some good ones
there at very reasonable prices. And, of course, visit
every local hamfest and SK estate sale. There are still
bargains to be had that way. I picked up a nice cabinet
at an estate sale just the other day which I intend to
build a power supply in. It is about 6" tall, 8" deep,
and 12" wide, and it's new in the original box. The was
only $6.00! I buy cabinets and chassis whenever and
wherever I find them, and then worry about what I can
use them for.

The projects you're contemplating sound like something
I'd build! (see my web site, http://www.qsl.net/k5dh )

73 and good luck!
Dean K5DH

In article .com,
says...

I would like to build some tube transmitters and am curious where
other people get their chassis? Article 1 (The Novice Special, from
the arrl website) calls for LMB SQ-1 cabinet (8.5 x 4.5 x 4.5 in)
which "comes complete with chassis and front panel".
Article 2 (A Three-Band One-Tube Novice Transmitter, from Dec '57 QST)
calls for a 2 x 7 x 13 in aluminum chassis enclosed in a 7 x 9 x 15 in
aluminum box.
Any suggestions?
Thanks and 73,
Ross, NS7F


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Old May 7th 07, 01:22 AM posted to rec.radio.amateur.homebrew
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Default where to buy some chassis?

Ross, NS7F wrote:
I would like to build some tube transmitters and am curious where
other people get their chassis? Article 1 (The Novice Special, from
the arrl website) calls for LMB SQ-1 cabinet (8.5 x 4.5 x 4.5 in)
which "comes complete with chassis and front panel".
Article 2 (A Three-Band One-Tube Novice Transmitter, from Dec '57 QST)
calls for a 2 x 7 x 13 in aluminum chassis enclosed in a 7 x 9 x 15 in
aluminum box.
Any suggestions?
Thanks and 73,
Ross, NS7F


Mouser has a respectable line of aluminum and steel chassis in their
catalog. The selection, today, is not what it was back in the 50's or
60's, but you can find what will work. Prices are a lot higher, too,
especially for cabinet-type metalwork! I just pulled the '57 issue you
spoke of. No problem with the chassis but the cabinet no longer exists
from Bud, et al, much less Hammond. There is a fellow who ads in several
pubs that makes aluminum chassis and cabinets. He's resonable and I'm
sure he can gin up what you need. He's located in the Mid-Atlantic area
and I saw him, last weekend, at a local hamfest.
de K3HVG

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Old May 7th 07, 02:33 PM posted to rec.radio.amateur.homebrew
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Posts: 774
Default where to buy some chassis?

Ross, NS7F wrote:
I would like to build some tube transmitters and am curious where
other people get their chassis? Article 1 (The Novice Special, from
the arrl website) calls for LMB SQ-1 cabinet (8.5 x 4.5 x 4.5 in)
which "comes complete with chassis and front panel".
Article 2 (A Three-Band One-Tube Novice Transmitter, from Dec '57 QST)
calls for a 2 x 7 x 13 in aluminum chassis enclosed in a 7 x 9 x 15 in
aluminum box.
Any suggestions?


Antique Electronics Supply, Allied Electronics, and Newark Electronics
all carry either the Hammond, Bud, or LMB chassis.
--scott
--
"C'est un Nagra. C'est suisse, et tres, tres precis."
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Old May 7th 07, 05:48 PM posted to rec.radio.amateur.homebrew
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Default where to buy some chassis?

Ross, NS7F wrote:
I would like to build some tube transmitters and am curious where
other people get their chassis?


That "Novice Special" is a good article. Reminds me of my first
transmitter, a 6C4 driving a 2E26. Got me a special, commemorative QSL
from the FCC. Apparently, I was 599 on 7446!

You are in luck! LMB is still around and still makes that very cabinet:
http://www.lmbheeger.com/products.asp?catid=18

I also like Mouser. Order something from them and you'll get catalogs
for a long time. Lots of parts..
http://www.mouser.com/

Also, MPJA has interesting items from time to time.
http://www.mpja.com/

73, OM.
--
Doug, W7KF
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Old May 7th 07, 09:43 PM posted to rec.radio.amateur.homebrew
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Posts: 220
Default where to buy some chassis?

Ross, NS7F wrote:

I would like to build some tube transmitters and am curious where
other people get their chassis? Article 1 (The Novice Special, from
the arrl website) calls for LMB SQ-1 cabinet (8.5 x 4.5 x 4.5 in)
which "comes complete with chassis and front panel".
Article 2 (A Three-Band One-Tube Novice Transmitter, from Dec '57 QST)
calls for a 2 x 7 x 13 in aluminum chassis enclosed in a 7 x 9 x 15 in
aluminum box.
Any suggestions?
Thanks and 73,
Ross, NS7F

How about a sheet metal shop? I used to get mind made
for the price of a case of beer.

Irv VE6BP


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Old May 7th 07, 11:46 PM posted to rec.radio.amateur.homebrew
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Default where to buy some chassis?

On May 6, 4:36?pm, "Ross, NS7F" wrote:
I would like to build some tube transmitters and am curious where
other people get their chassis? Article 1 (The Novice Special, from
the arrl website) calls for LMB SQ-1 cabinet (8.5 x 4.5 x 4.5 in)
which "comes complete with chassis and front panel".
Article 2 (A Three-Band One-Tube Novice Transmitter, from Dec '57 QST)
calls for a 2 x 7 x 13 in aluminum chassis enclosed in a 7 x 9 x 15 in
aluminum box.
Any suggestions?
Thanks and 73,
Ross, NS7F


If you've been around electronics a while, you might remember the
"SeeZak" line of modular chassis sides and tops. LMB-Heeger
carries that same thing now: www.lmbheeger.com

Click on "OmniChassis" on their Products link page.

Chassis sides (sold in pairs) come in 2", 3", or 4" height with
lengths from [height] to 17" in increments of one inch. The
material is aluminum, 0.040" think. Chassis tops and bottoms
come in all dimensions from 4" x 4" to 17" x 17". Top/bottoms
are fastened to side pieces with small sheet metal screws
(holes provided) at one-inch increments. Side piece ends
snap together, final fastening by the screws through top/bottom
panels to the bent-over edges of side pieces.

Top/bottom panels thicknesses are 0.040", 0.050", or 0.063"
depending on their overall dimensions (13" x 13" and bigger
are 0.063" thick). One can use the smaller-length side pieces
to form in-chassis walls for shielding or extra mechanical
support. An advantage in hole drilling of tops/bottoms is that
panels can be mounted on scrap plywood for support (such
as in drill press) or punched via industrial punch presses
(hard to find those presses now).

Not cheap but they don't cost an arm and a leg either.
Another advantage is that making a mistake on hole
locations isn't a scrap-out of a whole chassis or klugey
retrofit...just use another panel or side piece. While the
aluminum alloy is "softer" than 2024, an assembly is as
robust mechanically as any fully-formed chassis bought as
a unit. I find them very useful in making near-production
quality prototypes since they turn out as neat as any
full-chassis version.

73, Len AF6AY

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Old May 8th 07, 04:33 AM posted to rec.radio.amateur.homebrew
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Posts: 18
Default where to buy some chassis?

On May 6, 7:36 pm, "Ross, NS7F" wrote:
I would like to build some tube transmitters and am curious where
other people get their chassis? Article 1 (The Novice Special, from
the arrl website) calls for LMB SQ-1 cabinet (8.5 x 4.5 x 4.5 in)
which "comes complete with chassis and front panel".
Article 2 (A Three-Band One-Tube Novice Transmitter, from Dec '57 QST)
calls for a 2 x 7 x 13 in aluminum chassis enclosed in a 7 x 9 x 15 in
aluminum box.
Any suggestions?
Thanks and 73,
Ross, NS7F


Yes, buy or build a small sheet metal brake, or use one at a air
conditioning place or airport.

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Old May 8th 07, 08:28 PM posted to rec.radio.amateur.homebrew
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First recorded activity by RadioBanter: Nov 2006
Posts: 173
Default where to buy some chassis?

Try CHARLES BYERS

He makes chassis of all sizes.
73's Howard W3CQH
===========
"RapidRonnie" wrote in message
oups.com...
On May 6, 7:36 pm, "Ross, NS7F" wrote:
I would like to build some tube transmitters and am curious where other
people get their chassis?


SNIP


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Old May 8th 07, 09:00 PM posted to rec.radio.amateur.homebrew
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Posts: 88
Default where to buy some chassis?

On May 6, 5:36 pm, "Ross, NS7F" wrote:
I would like to build some tube transmitters and am curious where
other people get their chassis? Article 1 (The Novice Special, from
the arrl website) calls for LMB SQ-1 cabinet (8.5 x 4.5 x 4.5 in)
which "comes complete with chassis and front panel".
Article 2 (A Three-Band One-Tube Novice Transmitter, from Dec '57 QST)
calls for a 2 x 7 x 13 in aluminum chassis enclosed in a 7 x 9 x 15 in
aluminum box.
Any suggestions?
Thanks and 73,
Ross, NS7F


Well, Ross.
The dates of the articles are about the time I got my novice license.
Back then we could go to a sheet metal shop and tell them the size of
the chassis ( box to them!) and they would cut it and fold it and spot
weld it. This was using galvanized sheet steel. I supposed aluminum
sheet was available, but cost more. I am sure you could go to a
similar sheet metal shop or heating/cooling shop and have them make a
box for you.

Another possibility is to watch Ebay for something that will work for
you. Although that might take a while.

Good luck.
Paul, KD7HB



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