Array Solutions Four Square User Manual - Page 4
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Place the controller relay box in the geometric center of the array. Use the U-bolt mounting
bracket provided to mount the box onto a ground rod, pipe, or tower leg. Feed each vertical with
¼ wavelength of 70 ohm feedline. The galvanized U - bolt can accept a water pipe driven into the
ground as the mounting post. It has a 1.5 inch (38 mm) inside diameter. Mount it on the edge of
the cover as shown on the picture below and tighten the U-bolt against the pipe with the
connectors facing down. For added lightning protection you can drive in a ground rod and ground
the relay box to the ground rod as well.
Set up your verticals into a square spaced ¼ WL apart from each other; we will define the square
as follows. The antenna ports are marked from 1 to 4 with four directions to be set up as follows
and cabled to the controller in the center.
The above diagram indicates verticals (●), Antenna number (1-4), and Directions
Antenna Feed lines-
Build your 4 antenna feed lines from RG-11 or other 75 ohm coax and
make them ¼ wave-length long. You will need to use "foam" coax with a velocity factor greater
www.arraysolutions.com
2611 N. Beltline Rd.,Ste 109
Sunnyvale, TX, 75182, USA
NW
NE
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Phone: +1 214 954 7140
Four Square Manual, ver. 2.1
August 21 2017
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