‰  NOW 20 WPM  ‰
/2 MATCHING SECTION HAS NO EFFECT, SIMPLY REFLECTING THE 140 IMPEDANCE OF
THE ONE WAVELENGTH LOOP, FOR AN SWR OF ABOUT 3 1.  IN THE 15 METER BAND,
THE MATCHING SECTION IS 3/4 LONG, AND AGAIN TRANSFORMS THE HIGH IMPEDANCE
OF THE 1 1/2 .  LOOP TO A LOW IMPEDANCE, IN THIS CASE CLOSE TO 50.  IN THE
10 METER BAND, THE MATCHING SECTION IS 1 LONG, SO ONCE AGAIN IT SIMPLY
REFLECTS THE LOW IMPEDANCE OF THE LOOP, WHICH IS NOW 2 IN CIRCUMFERENCE.
THE RESULT IS AN ACCEPTABLE MATCH TO 50 COAX WITH AN SWR OF 5 1 OR LESS ON
THE ENTIRE 40, 20 AND 15 METER BANDS AND ON THE BOTTOM HALF OF THE 10 METER
BAND.  A 1 1 CURRENT CHOKE BALUN SHOULD BE USED TO CONNECT THE COAX TO THE
800 BALANCED MATCHING SECTION.  THE BALUN SHOULD PERFORM WELL BECAUSE THE
‰  FROM PAGE 96  ‰
N4MM/364 N4OL/343 N4WW/366 N4XM/349 N4XO/374 N4XR/377 N5AN/353 N5AR/370
‰  END OF 20 WPM TEXT  ‰  QST DE W1AW  ƒ