DISTRIBUTED AMPLIFIER ( Traveling Wave Amplifier ) - need info

Dear friends,

I need all basic information regarding the DISTRIBUTED AMPLIFIER ( Traveling Wave Amplifier ) (DA), from basic to advance.
i need to know how it works, what is its functionality , why we use it... where we use it... its operation... etc... from basic advance version of DA..
please help me with it..
any research paper, any book name, any helping material from which i understand DA.

thank you in advance.

bye

Try www.complextoreal.com, Tutorial 10, All About TWTAs.

Distributed amplifiers are described in textbooks on wideband amplifiers.

Dear Sir,

please give me the book name,,. i have still no information on DA/TWA...
wat you refere is about TWTA...

plz guide me
thanks

Try Google- there is a mass of information for you