Phased Array Antennas

Temporary index page

Original Computer Controlled Phased Array page

Dividing power among elements

Mutual impedance between elements

Measuring Mutual Impedance

Some actual measurements by Dave Bowker, K1FK

Mutual Y matrix

Mutual impedances of 4 dipoles in a square

Losses
Transmission line losses in a phased array

Active Phased Arrays

active and reactive (circulating) power

Passive networks for beamforming ( a draft design procedure)
Phasing by adjusting element lengths (use this for an array of SteppIR verticals)

Design issues
Physically Small Antennas

Modeling elements in SPICE

Transmit Phase Control Tolerance
Tolerances in  superdirective arrays

LDG Antenna Tuner stuff

radio/antenna/phased/index.htm - 24 Jan 2009 - Jim Lux
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