CUSHCRAFT LFA-2M12EL Instruction Manual Download Page 10 | Manualshive

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Summary of Contents for LFA-2M12EL

Page 1: ...ing Equipment 308 Industrial Park Road Starkville MS 39759 USA Tel 662 323 9538 Fax 662 323 6551 VERSION 1A LFA 2M12EL 12 Element Loop Feed Beam For 2 Meters INSTRUCTION MANUAL Cushcraft Amateur Radio...

Page 2: ...OBSTRUCTIONS FAILURE TO EXERCISE THIS CARE COULD RESULT IN SERIOUS OR FATAL INJURY 2 The LFA Loop Fed Array Low Noise Yagi is very different from the traditional dipole fed Yagi in many ways with its...

Page 3: ...o set the insertion depth into the middle boom section If the tubes are put together incorrectly the elements will be out of place and the antenna will not work properly Rear of antenna holes close to...

Page 4: ...rting next section BOOM ASSEMBLY Insert each tube 3 inches into the next using the marks you made Try your best to align the holes in each tube Tighten the hose clamps just enough so that the tubes do...

Page 5: ...and tighten the nuts but do not crush the tubes Mount the long 7 16 tube to the third hole from the rear of the boom using a longer 8 32 x 2 1 4 bolt half washer and element saddle 8 32 x 2 1 4 half...

Page 6: ...ter This is by design Each element is marked with a color band These color bands follow resistor color code numbers A chart is provided and the element bands are shown for each element Install them on...

Page 7: ...nce between the elements that have boom joints between them If the insertion depth is not correct then move the boom to make these measurements correct Rotate the sections to align the elements if nee...

Page 8: ...tighten the clamps each time for tuning Once the dip is centered where you want it tighten the clamps on the tubes Do not use a wrench or powered device to tighten the clamps A nut driver or screwdriv...

Page 9: ...e last time to make sure everything is in place and secure If you haven t already Place the plastic end caps over the end of the booms ALWAYS have a friend over to help you install the antenna The ant...

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