CTR Engineering/W8JI Response?
For those who have ordered from CTR recently: how long did it take to
receive a response? Also, I could not find anything on his web site
regarding tax or shipping costs; I presume he states those in
By
Steve
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#41079
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12 KW CCS ON 160-15M....USING THE 3CX-6000A7..... PART 22
12 KW CCS ON 160-15M....USING THE 3CX-6000A7..... PART 22
Here, the series bank of 2500 uf @ 450 vdc lytics is uniquely wired up, in it's final config.? The ring terminal / spade lug is lopped off a
By
Jim VE7RF
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#41078
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Re: Total insanity....500KW 11m amp being built.
Anytime a radiator is initially filled, like in a car, it's? typ? vac filled.? ?The last thing you want is trapped air? anywhere in the loop.? ?That would be a disaster on a 100 kw water cooled
By
Jim VE7RF
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#41077
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Re: Total insanity....500KW 11m amp being built.
In VO stokes book, they avoid water cooling and vapour phase cooling like the plague.? ?U can't use glycol mixed with distilled water. That combo will eat the inside of the tube.? Reason it has
By
Jim VE7RF
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#41076
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Re: Total insanity....500KW 11m amp being built.
May be the end of the channel owner. Utter failure might be a hard thing to recover from. Seeing as though on the world stage .
Perhaps people will finally see there is no true knowledge , all smoke
By
Amp Guy Llc
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#41075
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Re: Total insanity....500KW 11m amp being built.
Correct.? They use trial and error.? They have no clue how much? RF current is flowing through any component.? ? They just.....'pile drive'? the crap out of anything and everything...then wonder
By
Jim VE7RF
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#41074
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Re: Total insanity....500KW 11m amp being built.
This is the best entertainment yet on this group!
In a previous post there were a set of specs that indicated "plate modulation" of the final running Class C and an audio requirement of 70KW! No
By
Chuck Neal
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#41073
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Re: Total insanity....500KW 11m amp being built.
If they grid drive it...... that tube has a whopping 370 pf of input C.
By
Jim VE7RF
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#41072
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Re: Total insanity....500KW 11m amp being built.
They don’t calculate , they use the trial and error method.
They think it’s normal to loose a doorknob cap, vacuum variable capacitor, tube etc. Swap part with the next size up and repeat.
By
Amp Guy Llc
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#41071
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Re: Total insanity....500KW 11m amp being built.
When bolting-up the tube sockets for the GU-84b's
I could tell they were some doozies.
Cleaning the silver metal without removing
it from plated instead of solid metal contact
areas required a
By
HaL Mandel
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#41070
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Re: Total insanity....500KW 11m amp being built.
It appears they have already? been notified that their proposed? cathode driven config...with both screen and grid bonded to the chassis? is fubar, and the poor control grid will vaporize....with
By
Jim VE7RF
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#41069
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Re: Total insanity....500KW 11m amp being built.
Hey Scott - I watched bits of the video. I saw the plan to power the plate TX with 240V !! Jeez…..!
I, like you, enjoyed Jim’s points of issue.
John VK6JX
P.S my YC156 amp is going great guns on
By
John Sparkes
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#41068
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Re: Total insanity....500KW 11m amp being built.
I think Luke and John will get it working before
SpaceX arrives on Mars, both projects have the
potential to make a big BOOM!
Here's a theoretical design using a 4CX3000A as a driver:
Redesigned
By
Mike Peace
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#41067
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Re: Total insanity....500KW 11m amp being built.
One or more of the readers herein have constructed linear amplifiers
capable of more than the two kilowatts input our tickets say is kosher
for the ham bands.
We do so in order to solve a problem
By
HaL Mandel
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#41066
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Re: Total insanity....500KW 11m amp being built.
BBI: "I'm gonna need my goo drop resized to a bunch of 4-ought wires."
Electric Company: "Just how acres is yer grow house gonna be??"
He's gonna need his own cooling lake, too. Is this guy one of
By
Steve
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#41065
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Re: Total insanity....500KW 11m amp being built.
I suspect this project will only end with embarrassment for all parties involved.
I do not watch the videos this person publishes. I watch and read only what I know to be correct, With the intent to
By
Amp Guy Llc
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#41064
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Re: Total insanity....500KW 11m amp being built.
Looked at more of the BBI video.? He has done the fil choke wrong.? His method will saturate the type 43 cores.? ( no bifilar action).? ?The reason 2 x wires are passed through the core, or 2 x
By
Jim VE7RF
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#41063
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Re: Drake L-7 : galvanometer lighting
No one answered my question. Maybe no one had the answer.
I bought on
By
Fran?ois
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#41062
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Re: Total insanity....500KW 11m amp being built.
Maybe one should check the design of WLW back in the day w/500KW AM .. and reportedly they had it up to 800KW just for fun.
Just observ'en.
Andy
By
DupyRail
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#41061
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Re: Total insanity....500KW 11m amp being built.
Freakn Crazy!
Well, if anyone from that specific genre that coild seriously attempt and build such a beast, it would be Luke that could possibly? get away with it.
I wonder who has the.deep pockets
By
K6LPM
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#41060
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