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
On Feb 29, 2024, 9:37 AM, at 9:37 AM, amps-request@contesting.com wrote:
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>Today's Topics:
>
> 1. High Voltage Switching Supply (Richard Solomon)
> 2. Re: High Voltage Switching Supply (Joe)
> 3. Re: High Voltage Switching Supply (Joe)
> 4. Re: High Voltage Switching Supply (Joe)
> 5. Re: High Voltage Switching Supply (dj7ww@t-online.de)
> 6. Re: High Voltage Switching Supply (Joe)
>
>
>----------------------------------------------------------------------
>
>Message: 1
>Date: Wed, 28 Feb 2024 21:05:57 -0700
>From: Richard Solomon <dickw1ksz@gmail.com>
>To: Amplifiers <Amps@contesting.com>
>Subject: [Amps] High Voltage Switching Supply
>Message-ID:
> <CAC5FBO9A26TLD-2+Wni804m1FcSf-Ye6p_AJUZakcby_NJ8fig@mail.gmail.com>
>Content-Type: text/plain; charset="UTF-8"
>
>Has anyone seen or heard of a Switching DC
>Supply for Tube Amp use ?
>
>Seems to me a way to get rid of all that heavy
>iron.
>
>73, Dick, W1KSZ
>
>
>------------------------------
>
>Message: 2
>Date: Wed, 28 Feb 2024 22:26:45 -0600
>From: Joe <nss@mwt.net>
>To: Richard Solomon <dickw1ksz@gmail.com>, Amplifiers
> <Amps@contesting.com>
>Subject: Re: [Amps] High Voltage Switching Supply
>Message-ID: <e973f89a-f881-2767-989e-a8f99f8ccfec@mwt.net>
>Content-Type: text/plain; charset=UTF-8; format=flowed
>
>I'll try to find it, But I do have a switching HV power supply design
>here.? It was very nice design you would be able to set the output
>voltage anywhere from zero to like 8K.
>
>it was awesome!
>
>If I find it here someplace I'll let ya know
>
>Joe WB9SBD
>.
>
>A Contest 40 Years in The Making!
><https://w9et.com/home.html>
>MAIDENHEAD MAYHEM
>https://w9et.com/home.html <https://w9et.com/home.html>
>On 2/28/2024 10:05 PM, Richard Solomon wrote:
>> Has anyone seen or heard of a Switching DC
>> Supply for Tube Amp use ?
>>
>> Seems to me a way to get rid of all that heavy
>> iron.
>>
>> 73, Dick, W1KSZ
>> _______________________________________________
>> Amps mailing list
>> Amps@contesting.com
>> http://lists.contesting.com/mailman/listinfo/amps
>>
>
>
>------------------------------
>
>Message: 3
>Date: Wed, 28 Feb 2024 22:31:20 -0600
>From: Joe <nss@mwt.net>
>To: Richard Solomon <dickw1ksz@gmail.com>, Amplifiers
> <Amps@contesting.com>
>Subject: Re: [Amps] High Voltage Switching Supply
>Message-ID: <ba344ecd-ac7a-3890-6772-de24e6d49666@mwt.net>
>Content-Type: text/plain; charset=UTF-8; format=flowed
>
>this isn't it but a start
>
>https://w5jgv.com/hv-ps1/
>
>Joe
>
>On 2/28/2024 10:26 PM, Joe wrote:
>> I'll try to find it, But I do have a switching HV power supply design
>
>> here.? It was very nice design you would be able to set the output
>> voltage anywhere from zero to like 8K.
>>
>> it was awesome!
>>
>> If I find it here someplace I'll let ya know
>>
>> Joe WB9SBD
>> .
>>
>> A Contest 40 Years in The Making!
>> <https://w9et.com/home.html>
>> MAIDENHEAD MAYHEM
>> https://w9et.com/home.html <https://w9et.com/home.html>
>> On 2/28/2024 10:05 PM, Richard Solomon wrote:
>>> Has anyone seen or heard of a Switching DC
>>> Supply for Tube Amp use ?
>>>
>>> Seems to me a way to get rid of all that heavy
>>> iron.
>>>
>>> 73, Dick, W1KSZ
>>> _______________________________________________
>>> Amps mailing list
>>> Amps@contesting.com
>>> http://lists.contesting.com/mailman/listinfo/amps
>>>
>>
>
>
>------------------------------
>
>Message: 4
>Date: Wed, 28 Feb 2024 22:39:49 -0600
>From: Joe <nss@mwt.net>
>To: Richard Solomon <dickw1ksz@gmail.com>, Amplifiers
> <Amps@contesting.com>
>Subject: Re: [Amps] High Voltage Switching Supply
>Message-ID: <4d234f96-75ce-9bdb-15d6-7626f011aa1d@mwt.net>
>Content-Type: text/plain; charset=UTF-8; format=flowed
>
>Wow! this is cool actually!
>
>https://youtu.be/IrOf9_KzGu8?si=PTfNkHHyRW_6Qixy
>
>I wish I would have tried this when I blew up the SB-220 HV
>Transformer.
>
>Joe WB9SBD
>
>On 2/28/2024 10:31 PM, Joe wrote:
>> this isn't it but a start
>>
>> https://w5jgv.com/hv-ps1/
>>
>> Joe
>>
>> On 2/28/2024 10:26 PM, Joe wrote:
>>> I'll try to find it, But I do have a switching HV power supply
>design
>>> here.? It was very nice design you would be able to set the output
>>> voltage anywhere from zero to like 8K.
>>>
>>> it was awesome!
>>>
>>> If I find it here someplace I'll let ya know
>>>
>>> Joe WB9SBD
>>> .
>>>
>>> A Contest 40 Years in The Making!
>>> <https://w9et.com/home.html>
>>> MAIDENHEAD MAYHEM
>>> https://w9et.com/home.html <https://w9et.com/home.html>
>>> On 2/28/2024 10:05 PM, Richard Solomon wrote:
>>>> Has anyone seen or heard of a Switching DC
>>>> Supply for Tube Amp use ?
>>>>
>>>> Seems to me a way to get rid of all that heavy
>>>> iron.
>>>>
>>>> 73, Dick, W1KSZ
>>>> _______________________________________________
>>>> Amps mailing list
>>>> Amps@contesting.com
>>>> http://lists.contesting.com/mailman/listinfo/amps
>>>>
>>>
>> _______________________________________________
>> Amps mailing list
>> Amps@contesting.com
>> http://lists.contesting.com/mailman/listinfo/amps
>
>
>------------------------------
>
>Message: 5
>Date: Thu, 29 Feb 2024 10:26:12 +0100 (CET)
>From: "dj7ww@t-online.de" <dj7ww@t-online.de>
>To: Richard Solomon <dickw1ksz@gmail.com>
>Cc: "amps@contesting.com" <amps@contesting.com>
>Subject: Re: [Amps] High Voltage Switching Supply
>Message-ID:
>
> <1709198772031.470569.e06f86fe30c928891c3b2b513972d461ea979cad@spica.telekom.de>
>
>Content-Type: text/plain; charset="utf-8"
>
>DJ7TL uses one as anode supply for his home brew 4CX3000A amplifier.
>Its a surplus power supply which supplied voltage for a laser before.
>
>Scroll down to the bottom of his qrz page:
>
>https://www.qrz.com/db/DJ7TL
>
>73
>Peter, DJ7WW
>
>
>-----Original-Nachricht-----
>Betreff: [Amps] High Voltage Switching Supply
>Datum: 2024-02-29T05:06:31+0100
>Von: "Richard Solomon" <dickw1ksz@gmail.com>
>An: "Amplifiers" <Amps@contesting.com>
>
>Has anyone seen or heard of a Switching DC
>Supply for Tube Amp use ?
>
>Seems to me a way to get rid of all that heavy
>iron.
>
>73, Dick, W1KSZ
>_______________________________________________
>Amps mailing list
>Amps@contesting.com
>http://lists.contesting.com/mailman/listinfo/amps
>?
>
>
>
>------------------------------
>
>Message: 6
>Date: Thu, 29 Feb 2024 10:27:48 -0600
>From: Joe <nss@mwt.net>
>To: Richard Solomon <dickw1ksz@gmail.com>, Amplifiers
> <Amps@contesting.com>
>Subject: Re: [Amps] High Voltage Switching Supply
>Message-ID: <92ff468b-2172-e6ca-62ad-ea527a19f883@mwt.net>
>Content-Type: text/plain; charset=UTF-8; format=flowed
>
>I found the original article I remembered.
>
>QST Jan of 2017
>
>Joe WB9SBD
>
>On 2/28/2024 10:26 PM, Joe wrote:
>> I'll try to find it, But I do have a switching HV power supply design
>
>> here.? It was very nice design you would be able to set the output
>> voltage anywhere from zero to like 8K.
>>
>> it was awesome!
>>
>> If I find it here someplace I'll let ya know
>>
>> Joe WB9SBD
>> .
>>
>> A Contest 40 Years in The Making!
>> <https://w9et.com/home.html>
>> MAIDENHEAD MAYHEM
>> https://w9et.com/home.html <https://w9et.com/home.html>
>> On 2/28/2024 10:05 PM, Richard Solomon wrote:
>>> Has anyone seen or heard of a Switching DC
>>> Supply for Tube Amp use ?
>>>
>>> Seems to me a way to get rid of all that heavy
>>> iron.
>>>
>>> 73, Dick, W1KSZ
>>> _______________________________________________
>>> Amps mailing list
>>> Amps@contesting.com
>>> http://lists.contesting.com/mailman/listinfo/amps
>>>
>>
>
>
>------------------------------
>
>Subject: Digest Footer
>
>_______________________________________________
>Amps mailing list
>Amps@contesting.com
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>
>
>------------------------------
>
>End of Amps Digest, Vol 254, Issue 9
>************************************
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