loading
Dual anode electron gun & PPM focusing for Ka-Band TWT
2009 Edition, April 1, 2009 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

A low perveance (0.14┬Áp) convergent electron gun with dual anodes has been designed using codes EGUN (2D), TRAK (2D), OPERA (3D) and OMNITRAK (3D) for Ka-Band helix (TWT) for space applications. Pierce type electron gun...

Design and Experimental Evaluation of Dual-Anode Electron Gun and PPM Focusing of Helix TWT
2015 Edition, Volume 62, October 1, 2015 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

A dual-anode convergent electron gun with a perveance of 0.14 μp has been designed and developed for a high-efficiency helix traveling-wave tube (TWT), which would ultimately have application in a satellite communication system. The electron...

125 W high linearity Ka band TWT
2003 Edition, January 1, 2003 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

The paper deals with technology, specification and design of 125W high linearity Ka band TWT. The RF design is defined with most advanced simulation tools developed and used for TWT in order to finely optimize linearity, efficiency and gain flatness across the...

Dual anode electron gun for Ka-Band helix TWT
2008 Edition, November 1, 2008 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

A dual anode convergent electron gun of perveance 0.14 mup has been designed for Ka-Band helix Traveling Wave Tube (TWT) which would ultimately have application in satellite communications. Gun has been designed using codes EGUN, TRAK &...

The Cassini mission Ka-band TWT
1994 Edition, January 1, 1994 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

A 10-watt, 32 GHz TWT is being developed and space-qualified for delivery to the Jet Propulsion Laboratory (JPL) for incorporation into the Ka-Band Transmitter Package for the Cassini Mission. The TWT program is a collaboration between NASA Lewis...

Experimental evaluation of electron gun, PPM focusing and collector for Ka Band TWT
2014 Edition, June 1, 2014 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

Design of electron gun, PPM focusing and four stage depressed collector has been experimentally validated by developing and testing beam stick tube with the application of rated potentials for high efficiency Ka band helix TWT. This paper will...

A 5W Ka-band TWT for space communications
1975 Edition, January 1, 1975 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

The authors describe the particular development of a low-power (5 watts at ~36 GHz) helix travelling-wave tube (TWT) for satellite use. In this respect, the TWT design was configured for typical space communication specifications such as low distortion characteristics,...

High power Ka band TWT amplifier
1999 Edition, January 1, 1999 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

Summary form only given. Two high power 35 GHz TWT amplifiers driven by a relativistic pencil 850 kV, 200 A electron beam have been assembled and tested. The first had a dielectric slow wave structure and was primarily used to develop diagnostics, and to gain experience in working...

Dielectric-lined azimuthally periodic circular waveguide for Ka-band TWT
2012 Edition, Volume 1, May 1, 2012 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

The electron beam interaction in a novel slow-wave structure called dielectric-lined azimuthally periodic circular waveguide (DLAP-CW) is studied in Ka-band frame, which is a modified form of a conventional dielectric-lined circular waveguide (DL-CW). And the DLAP-CW has large...

A 1.8 kW broad band Ka-band TWT power booster
2013 Edition, May 1, 2013 - IEEE - Institute of Electrical and Electronics Engineers, Inc.

A two stage 'driver-booster' TWT configuration designed to produce 1.8 kW in Ka-band will be described. The folded waveguide circuit used in the power booster is designed to meet bandwidth requirements while simultaneously eliminating the usual stop-band at 2π, in order...

Advertisement