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Re: [Amps] Alpha 8410 using 4CX1500B - why?

Subject: Re: [Amps] Alpha 8410 using 4CX1500B - why?
From: Pete Raymond <>
Date: Tue, 28 Oct 2014 22:57:50 -0400
List-post: <">>
Hi Peter, I believe the drive on the 1500B is lower than the 1000A. Here is a deal for you. I have two never used 4CX1500B Eimac tubes never been in a socket for that matter. I'll sell the for $420.00 each.
73 Pete N4KW

On 10/28/2014 4:35 PM, Peter Sils via Amps wrote:
I recently acquired a slightly used 8410 (mfg 3/2014). I was surprised to learn 
it had 4CX1500B tubes rather than the 4CX1000A's.

Looking at the RF Concepts website for tubes I notice the price is lower on the 
4CX1000A ($475) than the 4CX1500B ($525).

>From what I have gathered the drive requirement is higher and the output is 

Can anyone shed light on why Alpha chose to go with the 4CX1500B's?

TNX in advance of your insights!

73 Peter
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