Considering how much of the Ru munitions have western chips proves how much of
the world is willing to cheat for a buck.
> On Mar 18, 2024, at 7:33 PM, gene heskett wrote:
>
> On 3/18/24 18:50, Jon Elson wrote:
>> On 3/18/24 07:53, Todd Zuercher via Emc-users wrote:
>>> Gene,
>>>
>>> In all
On 3/19/24 18:09, Robin Szemeti via Emc-users wrote:
TWT's are still widely used for satellite uplinks ... a typical broadcast
uplink will be a pair of 400W tubes at around 14GHz .. one running to the
antenna, one running to a dummy load, ready for instant changeover. The
bigger tubes will
TWT's are still widely used for satellite uplinks ... a typical broadcast
uplink will be a pair of 400W tubes at around 14GHz .. one running to the
antenna, one running to a dummy load, ready for instant changeover. The
bigger tubes will run 750W.. There are no affordable solid state devices at
We had some training on traveling wave amplifier tubes, referred to as TWAT
tubes back in Nike Hercules tech school in 1977.
Dave
ex MOS 22L
On Tue, Mar 19, 2024 at 4:35 PM gene heskett wrote:
> On 3/19/24 14:15, Robin Szemeti via Emc-users wrote:
> > I purchased a couple of large travelling
On 3/19/24 14:15, Robin Szemeti via Emc-users wrote:
I purchased a couple of large travelling wave tube amplifiers in an
auction. I phoned the US company to ask about schematics and a manual ...
"can we have the serial numbers please?" ... "sure ... " "great and what
date did you sign the ITAR
And Mouser! Black list mouser as they sell all sorts of high power
MOSFETS and IGBTS that could be used to construct drives for the same
purpose. And all non ferrous metals stock holders ... they sell brass and
bronze that could be used for the bearings, have they no shame?
On Tue, 19 Mar 2024
I purchased a couple of large travelling wave tube amplifiers in an
auction. I phoned the US company to ask about schematics and a manual ...
"can we have the serial numbers please?" ... "sure ... " "great and what
date did you sign the ITAR agreement?"
On Mon, 18 Mar 2024 at 17:45, gene
I remember once working at a company where we bought a fairly high-end PC. We
found we could not export it without a license. But guess what? It was made
in China. Some rules are pointless.
> On Mar 18, 2024, at 7:33 PM, gene heskett wrote:
>
> On 3/18/24 18:50, Jon Elson wrote:
>> On
On 3/18/24 18:50, Jon Elson wrote:
On 3/18/24 07:53, Todd Zuercher via Emc-users wrote:
Gene,
In all honesty I wouldn't mind knowing more about your VFD source you
say you want black listed. I'm so sick of trying to track down high
speed VFDs that I'm almost tempted to pay the machine
On 3/18/24 07:53, Todd Zuercher via Emc-users wrote:
Gene,
In all honesty I wouldn't mind knowing more about your VFD source you say you
want black listed. I'm so sick of trying to track down high speed VFDs that
I'm almost tempted to pay the machine manufacturer's ridiculous 3X normal
On 3/18/24 11:28, Todd Zuercher via Emc-users wrote:
Gene,
Well 2 things I've observed since posting that, Todd. the pix is
identical for a 3 kilohertz version on amazon for about the same price,
once adjusted to us dollars . So I'm wondering if aliexpress added an
extra 0, they rarely know
] black list aliexpress
[EXTERNAL EMAIL] Be sure links are safe.
They just sent me an adv for a vfd capable of building an atomic centrifuge, 10
horse, 30 kilohertz top speed. There's enough h-bombs to sterilize the planet
here now, don't encourage them.
Cheers, Gene Heskett, CET.
--
"There are
They just sent me an adv for a vfd capable of building an atomic
centrifuge, 10 horse, 30 kilohertz top speed. There's enough h-bombs to
sterilize the planet here now, don't encourage them.
Cheers, Gene Heskett, CET.
--
"There are four boxes to be used in defense of liberty:
soap, ballot,
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