‰ NOW 5 WPM ‰ TEXT IS FROM JANUARY 2015 QST PAGE 64 ‰ THE PURPOSE OF THE AC SAFETY GROUND HAS NOTHING TO DO WITH RF AND IT SHOULD NEVER BE EXPECTED TO ACT AS ANY KIND OF VOLTAGE REFERENCE ABOVE A FEW HUNDRED KILOHERTZ. THAT MEANS EVEN IF ALL OF YOUR EQUIPMENT IS PROPERLY ƒ QST DE W1AW ‰ GROUNDED FOR AC SAFETY, YOU STILL HAVE NO CONTROL OVER RF VOLTAGES AND CURRENTS. IN FACT, AS FIGURE 1 ILLUSTRATES, THE AC SAFETY WIRING IS A PART ‰ END OF 5 WPM TEXT ‰ QST DE W1AW ƒ