‰  NOW 35 WPM  ‰  TEXT IS FROM MARCH 2009 QST  PAGES 65 AND 81  ‰

ENOUGH SIGNAL FROM YOUR LINE OUT TO DRIVE THE SOUND CARD.  IN ADDITION, YOU
NEED TO HAVE A WAY OF SWITCHING THE RADIO FROM RECEIVE TO TRANSMIT.  THAT
CAN BE USING THE VOX BUT BE CAREFUL OF STRANGE COMPUTER VOICES YOUVE GOT
MAIL THAT CAN ALSO GO OUT OVER THE AIR.  IN THE ABSENCE OF VOX, YOU COULD
EVEN USE A MANUAL SWITCH ON YOUR PUSH TO TALK PTT LINE, BUT THAT WOULD GET
CUMBERSOME.  A SOUND CARD INTERFACE PROVIDES TRANSFORMER ISOLATION ON THE
MIC LINE, TO HELP AVOID HUM PICKUP.  MOST IMPORTANTLY, IT PICKS UP THE
TRANSMIT COMMAND FROM THE PC SERIAL PORT AND SWITCHES THE RADIO PTT LINE
FOR YOU SO YOU DONT NEED TO USE THE RADIO VOX FUNCTION.  SOME ALLOW YOU TO
SWITCH BETWEEN MIC AND SOUND CARD, AND ALSO PROVIDE A SEPARATE GAIN
CONTROL, SO YOU DONT HAVE TO CHANGE EVERYTHING EVERY TIME YOU GO BACK TO
VOICE MODE.  SO YOU CAN START OUT WITH THE SIMPLE CONNECTIONS, BUT IF YOU
USE IT A LOT, YOU WILL LIKELY WANT AN INTERFACE EVENTUALLY.  ALL OF THE
ABOVE APPLIES TO YOUR 2 METER TRANSCEIVER, AS WELL AS MOST HF RADIOS.  THE
TUNA TIN RADIO IM THINKING OF IS JUST A CW TRANSMITTER AND THUS DOESNT DO
SOUNDS AT ALL, SO YOURE KIND OF STUCK.  THE SOFT ROCK IS A RECEIVER, SO YOU
‰  FROM PAGE 81  ‰
193,533 A B VE7CC 964,626 A C KA1MDQ 20,800 A B W4KAZ 48,090 A B NR9A
143,226 A B K6XX 943,520 A C K3XO 46,926 A B VE3AT 1,930,480 A C VE4YU
141,030 A B K6AM 648,875 A C VY2ZM 2,339,922 A C VE3EJ 1,923,750 A C N6AN
‰  END OF 35 WPM TEXT  ‰  QST DE W1AW  ƒ