[Amps] High voltage rectifier / capacitor board material?

[Carl]

Ive seen the ex take a pot right off the stove and melt one of those! She 
also charred the kitchen counter with a similar stunt.

No surprise, she is a Scotch Noofie!

Carl
KM1H


----- Original Message ----- 
From: "Steve Katz" <stevek at jmr.com>
To: "Bill, W6WRT" <dezrat1242 at yahoo.com>; "AMPS" <amps at contesting.com>
Sent: Thursday, September 06, 2012 8:16 PM
Subject: Re: [Amps] High voltage rectifier / capacitor board material?


>I think the temp rating of those cutting boards is fairly high, as you can 
>place meat that was just cooked at 400F directly on the board without 
>damage or discoloration.
>
> Or, at least I do that!
>
> WB2WIK
>
> ________________________________
>
> From: Amps on behalf of Bill, W6WRT
> Sent: Thu 9/6/2012 5:06 PM
> To: AMPS
> Subject: Re: [Amps] High voltage rectifier / capacitor board material?
>
>
>
> ORIGINAL MESSAGE:
> On Thu, 6 Sep 2012 21:35:02 +0100, Chris wrote:
>
>>
>>What is a readily available plain (unclad) board material to use to
>>build an electrolytic capacitor array supporting a 5kV supply for a
>>3CX1000A7 tubed linear please? I am in the UK, so something available
>>in Europe or here would be ideal. Thanks.
>
> REPLY:
> In my homebrew 3kV power supply, I used a high density polyethylene 
> cutting
> board I bought in WalMart's kitchen department for a couple dollars. Works 
> fine,
> but I don't know about it's temp rating. In my design, I used a fan to 
> cool
> things down and I placed the capacitor bank right in the outflow of the 
> fan, so
> temp is not a problem. Be careful if you place it somewhere else.
>
> 73, Bill W6WRT
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