[Amps] Why do tubes cost so much?

[Jeff Blaine]

Volume.

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www.ac0c.com


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From: "Bill, W6WRT" <dezrat1242 at yahoo.com>
Sent: Sunday, August 29, 2010 7:03 PM
To: <amps at contesting.com>
Subject: [Amps] Why do tubes cost so much?

> 
> I have often wondered why big tubes cost so much. The material in them
> isn't all that great and I would think because they are larger they
> would be easier to assemble than, say, a 6AU6 which is very small and
> intricate but sells for only a few bucks. 
> 
> I'm not talking about really massive tubes that take a fork lift to
> move, but tubes on the order of an 8877 or the like. 
> 
> Anyone know?
> 
> 73, Bill W6WRT
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