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CR146/440 Gamma Match Setting
Red Plastic Cap
Shorting Bar
Aluminum Tube
Copper Wire
Plastic Tube
Be sure the plastic tube is inserted about 1/8” or more
into the rubber grommet in the boom. The aluminum
tube will slide up or down on the plastic to get the correct
SWR measurement. (Plus or minus ¼” for best SWR.)
Drawing NOT to scale.
2m Driven Element 39 1/2”
2 13/16”
8 ”
3 ”
3.25
3 ”
2.25 ”
2 ”
440 Driven Element 13”
7”
0.5“
0.75“
