1. Far-Field Plots of 94 GHz, 6 Inch Lens Antenna

Two Major Cuts

3-D Polar Plot

3-D Rectangular Plot

3D Rectangular Plot

3-D Rectangular Plot
2. Far-Field Plots of 105 GHz Interferometer
Lens Antennas

All
electronic and mechanical components of this custom plasma-measuring interferometer were
designed and manufactured by QuinStar Technology. The transmit antenna is on the right,
and the receive antenna is on the left. |
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Close-up of Transmit
Antenna. This unit produces a very narrow beamwidth (see graph below) to illuminate the
the plasma field. |

Transmit Antenna, Contour
Plot
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Close-up
of Receive antenna. This unit has a wider plateau than the Transmit antenna (see graph
below) to capture the signal scattered by the plasma field. |

Receive Antenna, Contour Plot
For product information on
these antennas please see: Lens Antennas (QLA Series).
If you have any technical questions or comments regarding these graphs or any of our
antenna designs or products, please e-mail us at sales@quinstar.com. |
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| If you have an antenna that needs to be
evaluated please contact our Sales Department. |
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