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Re: [Amps] 4 KW?

To: Alek Petkovic <>,
Subject: Re: [Amps] 4 KW?
From: Adrian <>
Date: Fri, 24 Jun 2022 12:00:32 +1000
List-post: <>
Alek, What faults / problems did you find or hear about with the 728 ?



On 24/6/22 10:14, Alek Petkovic wrote:
And those FU728F tubes are junk. It is all but impossible to get a good one these days. The supply has completely dried up.

I would not touch an amplifier that uses that tube.

73, Alek, VK6APK

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