Nope the one I remember is Jan of 2017
Joe WB9SBD
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On 2/29/2024 4:07 PM, Paul Decker wrote:
John,
Is this what you are thinking of?
https://www.arrl.org/files/file/Technology/6Mhanson8877.pdf
Paul.
KG7HF
Message: 1
Date: Thu, 29 Feb 2024 11:00:56 -0700
From:"jtml@losalamos.com" <jtml@losalamos.com>
To:amps@contesting.com
Subject: [Amps] High Voltage Switching Supply
Message-ID:<081961a2-8f35-4c0d-8651-18f0560c6cca@losalamos.com>
Content-Type: text/plain; charset=UTF-8
I thought there was.a design on QEX at one time. But maybe it was QST?
There are some consumer microwaves that use AC/DC converters in switchmode.
We have commercial 10 kW Glassman switchers at work that put out 1500 VDC at 6
Amps but they are not cheap. They power screen grid on TH628L RF tube.
John
K5PRO
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