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Re: [Amps] Amps Digest, Vol 253, Issue 6

To: amps@contesting.com
Subject: Re: [Amps] Amps Digest, Vol 253, Issue 6
From: Douglas Zwiebel <dougzzz@gmail.com>
Date: Fri, 19 Jan 2024 09:43:11 -0500
List-post: <mailto:amps@contesting.com>
Maybe some of you recognize who gudguyham@aol.com  is.

I do not.  Who are you?  What is your callsign?

Clearly, the "next" post is by VE3HJ, since he included his call.

de Doug KR2Q

On Fri, Jan 19, 2024 at 8:56 AM <amps-request@contesting.com> wrote:

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> Today's Topics:
>
>    1. Brand new updated PS board for Command Technology amplifiers
>       (gudguyham@aol.com)
>    2. Re: Brand new updated PS board for Command Technology
>       amplifiers (A J)
>    3. Re: Brand new updated PS board for Command Technology
>       amplifiers (Jay Sturtevant)
>    4. HF2500 Board (Jay Sturtevant)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Fri, 19 Jan 2024 13:09:53 +0000 (UTC)
> From: "gudguyham@aol.com" <gudguyham@aol.com>
> To: Ham Amplifiers <ham-amplifiers@groups.io>,  Amps Group
>         <amps@contesting.com>
> Subject: [Amps] Brand new updated PS board for Command Technology
>         amplifiers
> Message-ID: <865844263.188458.1705669793568@mail.yahoo.com>
> Content-Type: text/plain; charset=UTF-8
>
> Recently I had occasion to have to rebuild THREE ?power supply units (
> located under the chassis) of the Commander line of amps. ?Two HF2500?s and
> one? VHF2000. ?Both use the same power supply board. ?Unfortunately all 3
> boards were damaged by heat and the traces flaked off the boards in many
> spots. ?The traces that didn?t lift normally did when tried to unsolder and
> resolder new parts. ?The old boards are basically unsalvageable to rebuild.
> ?The boards are obviously old technology. ?They are a one time board as far
> as I?m concerned! ?As usual confronted with the need, I?ve developed a
> brand new board using new technology on boards with masking etc. ?I need
> these?boards to professionally rebuild the power supplies in these amps. ?I
> don?t trust Gerry rigging these old decrepit boards. ?The whole amplifier
> RF deck must be removed from the amp chassis to get to the power supply.
> ?You don?t want to go back on after using??band-aid?methods on the old
> boards. ?These amps are terrific amps
>  and can go another 35 years with the breath of life from an all new
> board. ?Hopefully within the next month I will have these boards ready. ?I
> ordered extra for my supply for further repairs and for those who would
> like to attempt their own replacement I will have a limited supply I?ll be
> offering them?fully assembled and ready to install?The price is unknown at
> the moment until I can fully asses the expenditure. ?If interested I?ll
> take orders on a FCFS basis. ?I?m going to be installing one in my own
> personal amp as well. I have my own transformer for testing so if you don?t
> feel confident in doing the replacement yourself I only need the RF deck
> and can?do it here. ?It?s a shame??to see these good old amps sidelined for
> lack of parts. Thanks for reading Lou
>
>
> Sent from the all new AOL app for iOS
>
>
> ------------------------------
>
> Message: 2
> Date: Fri, 19 Jan 2024 08:47:59 -0500
> From: A J <iamfromcanadaalso@gmail.com>
> To: amps@contesting.com, gudguyham@aol.com
> Subject: Re: [Amps] Brand new updated PS board for Command Technology
>         amplifiers
> Message-ID: <5550962f-fc63-4a46-beec-ccf19be3b3d1@gmail.com>
> Content-Type: text/plain; charset=UTF-8; format=flowed
>
> I made these boards a few years ago and have them available and have
> sold numerous units.
>
> glass /solder mask etc.,
>
> If you need some let me know.
>
> AJ___ VE3HJ
>
>
> On 1/19/24 08:09, gudguyham--- via Amps wrote:
> > Recently I had occasion to have to rebuild THREE ?power supply units (
> located under the chassis) of the Commander line of amps. ?Two HF2500?s and
> one? VHF2000. ?Both use the same power supply board. ?Unfortunately all 3
> boards were damaged by heat and the traces flaked off the boards in many
> spots. ?The traces that didn?t lift normally did when tried to unsolder and
> resolder new parts. ?The old boards are basically unsalvageable to rebuild.
> ?The boards are obviously old technology. ?They are a one time board as far
> as I?m concerned! ?As usual confronted with the need, I?ve developed a
> brand new board using new technology on boards with masking etc. ?I need
> these?boards to professionally rebuild the power supplies in these amps. ?I
> don?t trust Gerry rigging these old decrepit boards. ?The whole amplifier
> RF deck must be removed from the amp chassis to get to the power supply.
> ?You don?t want to go back on after using??band-aid?methods on the old
> boards. ?These amps are terrific amp
>  s and can go another 35 years with the breath of life from an all new
> board. ?Hopefully within the next month I will have these boards ready. ?I
> ordered extra for my supply for further repairs and for those who would
> like to attempt their own replacement I will have a limited supply I?ll be
> offering them?fully assembled and ready to install?The price is unknown at
> the moment until I can fully asses the expenditure. ?If interested I?ll
> take orders on a FCFS basis. ?I?m going to be installing one in my own
> personal amp as well. I have my own transformer for testing so if you don?t
> feel confident in doing the replacement yourself I only need the RF deck
> and can?do it here. ?It?s a shame??to see these good old amps sidelined for
> lack of parts. Thanks for reading Lou
> >
> >
> > Sent from the all new AOL app for iOS
> > _______________________________________________
> > Amps mailing list
> > Amps@contesting.com
> > http://lists.contesting.com/mailman/listinfo/amps
>
> --
> Knowledge is Power and Power is Knowledge.___AJ___1967
>
>
> ------------------------------
>
> Message: 3
> Date: Fri, 19 Jan 2024 08:48:50 -0500
> From: Jay Sturtevant <k2ztdx@gmail.com>
> To: W1QJ Lou Parascondola <gudguyham@aol.com>
> Cc: Ham Amplifiers <ham-amplifiers@groups.io>, Amps Group
>         <amps@contesting.com>
> Subject: Re: [Amps] Brand new updated PS board for Command Technology
>         amplifiers
> Message-ID:
>         <
> CALfamjuTfOqZOEoOVOpPzh6uvg2LK8FxiNhmRE-QHJ_PvGsF+Q@mail.gmail.com>
> Content-Type: text/plain; charset="UTF-8"
>
> Thank you!!
>
> I would be very thankful to be able to purchase one of your boards from you
> for my Command HF2500!
>
> Please let me know how to proceed. I will get a check to you immediately or
> use another pay mennt method.
>
> Pat made a great amp!!
>
> THANK YOU!
>
> JAY, K2ZT
>
> On Fri, Jan 19, 2024, 8:10 AM gudguyham--- via Amps <amps@contesting.com>
> wrote:
>
> > Recently I had occasion to have to rebuild THREE  power supply units (
> > located under the chassis) of the Commander line of amps.  Two HF2500?s
> and
> > one  VHF2000.  Both use the same power supply board.  Unfortunately all 3
> > boards were damaged by heat and the traces flaked off the boards in many
> > spots.  The traces that didn?t lift normally did when tried to unsolder
> and
> > resolder new parts.  The old boards are basically unsalvageable to
> > rebuild.  The boards are obviously old technology.  They are a one time
> > board as far as I?m concerned!  As usual confronted with the need, I?ve
> > developed a brand new board using new technology on boards with masking
> > etc.  I need these boards to professionally rebuild the power supplies in
> > these amps.  I don?t trust Gerry rigging these old decrepit boards.  The
> > whole amplifier RF deck must be removed from the amp chassis to get to
> the
> > power supply.  You don?t want to go back on after using  band-aid methods
> > on the old boards.  These amps are terrific amps and can go another 35
> > years with the breath of life from an all new board.  Hopefully within
> the
> > next month I will have these boards ready.  I ordered extra for my supply
> > for further repairs and for those who would like to attempt their own
> > replacement I will have a limited supply I?ll be offering them fully
> > assembled and ready to install The price is unknown at the moment until I
> > can fully asses the expenditure.  If interested I?ll take orders on a
> FCFS
> > basis.  I?m going to be installing one in my own personal amp as well. I
> > have my own transformer for testing so if you don?t feel confident in
> doing
> > the replacement yourself I only need the RF deck and can do it here.
> It?s
> > a shame  to see these good old amps sidelined for lack of parts. Thanks
> for
> > reading Lou
> >
> >
> > Sent from the all new AOL app for iOS
> > _______________________________________________
> > Amps mailing list
> > Amps@contesting.com
> > http://lists.contesting.com/mailman/listinfo/amps
> >
>
>
> ------------------------------
>
> Message: 4
> Date: Fri, 19 Jan 2024 08:56:25 -0500
> From: Jay Sturtevant <k2ztdx@gmail.com>
> To: amps@contesting.com
> Subject: [Amps] HF2500 Board
> Message-ID:
>         <
> CALfamjuGVpENtjPb8OW2mgrR0U44myRf31sUjvNaq1V-gMex+g@mail.gmail.com>
> Content-Type: text/plain; charset="UTF-8"
>
> Lou,
>
> I would be very thankful to be able to purchase one of your boards from you
> for my Command HF2500!
>
> Please let me know how to proceed. I will get a check to you immediately or
> use another pay mennt method.
>
> Pat made a great amp!!
>
> THANK YOU!
>
>
> ------------------------------
>
> Subject: Digest Footer
>
> _______________________________________________
> Amps mailing list
> Amps@contesting.com
> http://lists.contesting.com/mailman/listinfo/amps
>
>
> ------------------------------
>
> End of Amps Digest, Vol 253, Issue 6
> ************************************
>
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