‰  NOW 13 WPM  ‰  TEXT IS FROM SEPTEMBER 2017 QST  PAGE 41  ‰

THROUGH.  WITH 12 V APPLIED THROUGH A BIAS T, THE COMMON TERMINAL OF K1 IS
CONNECTED TO THE 80 METER COIL INPUT, AND THE 80 METER OUTPUT K3 NORMALLY
OPEN TERMINAL IS CONNECTED TO THE ANTENNA.  WITH 12 V APPLIED, THE COMMON
TERMINAL OF K1 IS CONNECTED TO THE 160 METER COIL INPUT K2 NORMALLY OPEN
TERMINAL, AND THE 160 METER OUTPUT K3 NORMALLY CLOSED TERMINAL IS CONNECTED
TO THE FEED THROUGH.  IT WILL ALSO BE CONNECTED TO GROUND AT DC THROUGH THE
COIL, AND K1 COMMON IS ALWAYS CONNECTED TO DC GROUND THROUGH THE UNUN.
ƒ  QST DE W1AW  ‰
DRILL FOUR 1/16 INCH WEEP HOLES IN THE BOTTOM OF THE NEMA BOX, THROUGH THE
GROUND PLANE, AND TWO DOWNWARD SLANTING WEEP HOLES IN THE UPPER SIDES OF
THE DOOR.  THESE WILL PREVENT MOISTURE BUILDUP INSIDE THE BOX.  THE
ZEROFIVE 43 FOOT VERTICAL COMES WITH A MOUNTING PLATE FOR ITS INCLUDED
UNUN.  I SABER SAWED A LARGER MOUNTING PLATE FOR THE NEMA ENCLOSURE FROM
1/8 INCH ALUMINUM PLATE THAT GOES IN ITS PLACE.  IF YOU MUST TAKE THE
‰  END OF 13 WPM TEXT  ‰  QST DE W1AW  ƒ