Nope. Travelling Wave Tube - TWT. That is the tube alone. When connected
to a power supply and attached to the system, the combination of tube and
power supply can be referred to as a TWTA - Travelling Wave Tube Amplifier.

"Tim Williams" wrote in message
...
wrote in message
.com...
TWT - Travelling Wave Tube.

I thought it was a Travelling Wave Amplifier Tube?

Tim

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