= NOW 7 1/2 WPM = TEXT IS FROM MARCH 2021 QST PAGE 31 = PLACE. COVER THE ENTIRE GAP ASSEMBLIES WITH SEVERAL LAYERS OF HEAT SHRINK TUBING TO KEEP THEM WEATHERPROOF AND ADD STRENGTH. I USED THE SAME NYLON SCREW TECHNIQUE TO MAINTAIN THE 1/2 INCH GAP AT THE FEED POINT. THE MAIN BOOM IS A 12 INCH LENGTH OF 1 INCH SCHEDULE 40 PVC TUBE. AT ONE END OF THE = END OF 7 1/2 WPM TEXT = QST DE W1AW <