‰ NOW 5 WPM ‰ TEXT IS FROM DECEMBER 2016 QST PAGE 39 ‰ OF A TOWER, FOR EXAMPLE, YOU NEED TO PROVIDE A SEPARATE BONDING CONDUCTOR TO CONNECT THE CHASSIS AND CASES AT THE TOWER TO THE BONDING SYSTEM IN THE SHACK. THE ELECTRICAL SAFETY GROUND PROVIDES A COMMON REFERENCE POTENTIAL ƒ QST DE W1AW ‰ FOR ALL PARTS OF THE AC SYSTEM. UNFORTUNATELY, AN EFFECTIVE BONDING CONDUCTOR AT 60 HZ MAY PRESENT VERY HIGH IMPEDANCE AT RF BECAUSE OF THE ‰ END OF 5 WPM TEXT ‰ QST DE W1AW ƒ