[Amps] Building an Amp 101

[Jim W7RY]

Agreed Ward!  When you see an old piece of equipment, visualize it as an 
amplifier cabinet. How easy is it to make a new front panel? New back 
panel?

I've even bought old medical equipment for an amplifier cabinet (modern 
stuff is all plastic and not suitable) at surplus houses.

I used only a hack-saw, and saber saw (and during later phases of the 
project, a table saw with a aluminum cutting blade) to build this: 
http://s900.photobucket.com/user/w7ry/library/8877%20Amplifier?sort=3&page=1

Metal Supermarkets cut all the aluminum sheet to size for me: 
http://www.metalsupermarkets.com/

Its fun and you will learn ALLOT!!  Get er' done!
73
Jim W7RY


I had the
On 1/17/2014 8:33 AM, Ward Silver wrote:
> A good source of excellent cabinets is surplus or junked lab 
> instruments.  Not necessarily electronic instruments - chemistry, 
> medical, or any large instrument enclosure will do the job.  These are 
> made of superb materials and would cost hundreds of dollars if 
> purchased new in single quantities.  You can find them at hamfests, 
> surplus sales outlets, sometimes even second-hand stores.   Ask your 
> club members to see if one is sitting in a basement or garage. Strip 
> them to the metal (and save the various useful bits and pieces) and 
> you'll have a fine amplifier enclosure.  Cover the front and back 
> panel with a sheet of aluminum from some other scrapped device - such 
> as microwave ovens (see Jan QST) - and you'll have a good looking 
> piece of equipment.
>
> 73, Ward N0AX
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