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Re: [Amps] TB5/2500 options

To: "George T Daughters" <>
Subject: Re: [Amps] TB5/2500 options
From: "Hsu" <>
Date: Fri, 20 Nov 2015 15:33:20 +0800
List-post: <">>
TB5/2500 was called FU-606 here , very cheap tube. , That is s a a brother of him , FU-605( same as Toshiba 6T51) , same size but higher mu,mu=48.Any one use it build an amplifier? when cathoude driven, If can ouput 1500W and driving power less 200W, it is acceptable. this tube is dirty cheap . about $100.The manufacturer's list price.

-----原始邮件----- From: George T Daughters
Sent: Friday, November 20, 2015 1:26 PM
To: Steve Wright ;
Subject: Re: [Amps] TB5/2500 options

Steve wrote...

There's one of these tubes available locally.  Would anyone like to
speculate on what it might do?

I don't believe it would be a very good amplifier tube, with a mu that low.



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