‰  NOW 10 WPM  ‰  TEXT IS FROM OCTOBER 2018 QST  PAGE 32  ‰

DESIRED PAIR IN THE CAT5 CABLE.  R205 IS USED TO ADJUST THE BALANCE OF THE
DIFFERENTIAL AMPLIFIER TO MAXIMIZE COMMON MODE REJECTION OF SIGNALS PICKED
UP BY THE CAT5 CABLE.  THE COMBINATION OF R204, R205, AND R206 IS SELECTED
TO GIVE A TOTAL RESISTANCE OF 237 10.  THIS ALLOWED ME TO USE UP A SUPPLY
OF SOME 200 TRIM POTS THAT WERE ON HAND.  C201 AND C210 PROVIDE
‰  END OF 10 WPM TEXT  ‰  QST DE W1AW  ƒ