Hoffman Amplifiers Tube Amplifier Forum

Other Stuff => Other Topics => Topic started by: shooter on February 05, 2022, 06:05:27 pm

Title: overview re-learnin TWT
Post by: shooter on February 05, 2022, 06:05:27 pm

after a fast shift selling scratch-offs and beer, some herbal time, It started bothering my brain that I couldn't recall something I haven't used in 40 years


Traveling Wave Tube - Radartutorial (https://www.radartutorial.eu/08.transmitters/Traveling%20Wave%20Tube.en.html)


I found a few on ebay!  a 1W for $260 everything unknown, used!
the one the tax payers paid for a couple times a year ran about $50k in '79 dollars

Title: Re: overview re-learnin TWT
Post by: sluckey on February 05, 2022, 06:55:28 pm

Been a while since I heard that phrase! Probably been a while since anyone has.   :laugh:

Title: Re: overview re-learnin TWT
Post by: acheld on February 06, 2022, 10:16:56 am

Oh I think the Russians are well acquainted with TWiTs . . .   Old technology with new uses.

Title: Re: overview re-learnin TWT
Post by: mresistor on February 06, 2022, 12:23:20 pm

The Russian SA-2 and SA-3 used those for missile guidance IIRC. 

Title: Re: overview re-learnin TWT
Post by: shooter on February 06, 2022, 02:40:04 pm

the radar I worked on used a 2.5KW TWT pulsed  ~~2gighz to track the Russians, used a klystron 5KW CW as missile guidance to shoot the Russians using a modified Sam II.  was a short range system so if you missed you only had a couple seconds to...  :sad2:


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