Favorite electron tube circuit?...

R

root

Guest
I was looking through an old copy of Seely\'s book. My favorite tube
(on the basis of clever design) was the Phantastron. Really slick.
 
On 6/16/2020 6:19 AM, root wrote:
I was looking through an old copy of Seely\'s book. My favorite tube
(on the basis of clever design) was the Phantastron. Really slick.

Is this what you want?

http://gen.lib.rus.ec/book/index.php?md5=9A1210D3901B37ED01DC4F2246A395D0
 
On 6/16/2020 6:19 AM, root wrote:
I was looking through an old copy of Seely\'s book. My favorite tube
(on the basis of clever design) was the Phantastron. Really slick.

Is this what you want?

http://gen.lib.rus.ec/book/index.php?md5=9A1210D3901B37ED01DC4F2246A395D0
 
On Tuesday, June 16, 2020 at 1:23:57 PM UTC-4, John Keiser wrote:
On 6/16/2020 6:19 AM, root wrote:
I was looking through an old copy of Seely\'s book. My favorite tube
(on the basis of clever design) was the Phantastron. Really slick.


Is this what you want?

http://gen.lib.rus.ec/book/index.php?md5=9A1210D3901B37ED01DC4F2246A395D0

would love to find a pdf of the 2nd ed.
Thanks
John
 
On Tuesday, June 16, 2020 at 1:23:57 PM UTC-4, John Keiser wrote:
On 6/16/2020 6:19 AM, root wrote:
I was looking through an old copy of Seely\'s book. My favorite tube
(on the basis of clever design) was the Phantastron. Really slick.


Is this what you want?

http://gen.lib.rus.ec/book/index.php?md5=9A1210D3901B37ED01DC4F2246A395D0

would love to find a pdf of the 2nd ed.
Thanks
John
 
One washer had a brush where it ran the water through into the wash tub. It seemed to work well.
 
root wrote:

I was looking through an old copy of Seely\'s book. My favorite tube
(on the basis of clever design) was the Phantastron. Really slick.

Brilliant use of a tube designed for a different purpose. They were used as
the ramp generator for horizontal sweep in oscilloscopes. Likely used in
radars as well.

Jon
 
root wrote:

I was looking through an old copy of Seely\'s book. My favorite tube
(on the basis of clever design) was the Phantastron. Really slick.

Brilliant use of a tube designed for a different purpose. They were used as
the ramp generator for horizontal sweep in oscilloscopes. Likely used in
radars as well.

Jon
 
On Tuesday, June 23, 2020 at 2:07:08 PM UTC-4, Jon Elson wrote:
root wrote:

I was looking through an old copy of Seely\'s book. My favorite tube
(on the basis of clever design) was the Phantastron. Really slick.

Brilliant use of a tube designed for a different purpose. They were used as
the ramp generator for horizontal sweep in oscilloscopes. Likely used in
radars as well.

Jon

Yes it was. For a fascinating and informative reading of foundational radar technology, one might want to look at the books that came out of the MIT Rad Lab. PDFs can be found here:
https://www.febo.com/pages/docs/RadLab/

Being a long time student of control theory, I looked at vol 25, Theory of Servomechanisms. The treatment of the theory is clear and complete and I was astounded to realize that my first control theory text book (affectionately
paraphrased to \"Dazzled and Hopeless\" - I cant remember the actually spelling of the authors last names), contained almost a verbatim copy of the servomechanism volume. ahhh, the good times...


John
 
On Tuesday, June 23, 2020 at 2:07:08 PM UTC-4, Jon Elson wrote:
root wrote:

I was looking through an old copy of Seely\'s book. My favorite tube
(on the basis of clever design) was the Phantastron. Really slick.

Brilliant use of a tube designed for a different purpose. They were used as
the ramp generator for horizontal sweep in oscilloscopes. Likely used in
radars as well.

Jon

Yes it was. For a fascinating and informative reading of foundational radar technology, one might want to look at the books that came out of the MIT Rad Lab. PDFs can be found here:
https://www.febo.com/pages/docs/RadLab/

Being a long time student of control theory, I looked at vol 25, Theory of Servomechanisms. The treatment of the theory is clear and complete and I was astounded to realize that my first control theory text book (affectionately
paraphrased to \"Dazzled and Hopeless\" - I cant remember the actually spelling of the authors last names), contained almost a verbatim copy of the servomechanism volume. ahhh, the good times...


John
 
jjhudak4@gmail.com <jjhudak4@gmail.com> wrote:
For a fascinating and informative reading of foundational radar technology, one might want to look at the books that came out of the MIT Rad Lab. PDFs can be found here:

https://www.febo.com/pages/docs/RadLab/

Wow, thanks for the link.
>
 

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