‰ NOW 25 WPM ‰ TEXT IS FROM APRIL 2017 QST PAGE 73 ‰ CAN EASILY CONNECT THEM TO THE MICROPHONE MIC, PTT, AND RECEIVE AUDIO RCV AUD FUNCTIONS OF THE RIGBLASTER. DEPENDING ON YOUR RADIO, YOU MAY ALSO WANT TO INSTALL A JUMPER ON THE TWO PIN SOCKET LOCATED ABOVE THE LEFT MOST AUDIO TRANSFORMER IN THE PHOTO. THIS JUMPER ACTIVATES A 20 DB TRANSMIT VOLUME ATTENUATOR. IT IS REQUIRED FOR MY ICOM IC 746PRO, BECAUSE THE OUTPUT OF THE RIGBLASTER IS TOO HIGH OTHERWISE. CONNECT THE RIGBLASTER TO THE COMPUTER VIA ITS USB CABLE, AND TO THE RADIO VIA THE RJ45 TO MINI DIN CABLE YOU JUST ASSEMBLED. OPTIONALLY, ADD A CAT CABLE AS DESCRIBED IN THE RIGBLASTER MANUAL. ONCE YOU CONFIGURE THE AUDIO LEVELS OF THE RIGBLASTER SOUND CARD TO MATCH YOUR COMPUTER, YOU ARE ALL SET. IDENTIFYING A BALUN WHEN YOU FIND AN OLD UNLABELED BALUN IN YOUR JUNK BOX AND CANT REMEMBER IF ITS A 1 1, 4 1, OR 9 1, THERES A SIMPLE WAY TO FIND OUT. ALL YOU NEED ARE TWO 100 RESISTORS AND EITHER AN ANTENNA ANALYZER OR YOUR RIG AND AN SWR ‰ END OF 25 WPM TEXT ‰ QST DE W1AW ƒ