PC-SOUNDCARD RADIO INTERFACE FOR DIGITAL COMMUNICATION
(UNCLE AWAD)

HERE IS THE MY PROTOTYPE 

FIG1

FIG2

FIG3

FIG4

ALL THE COMPONENTS ARE EASY TO FIND AND YOU CAN USE OTHER SUBSTITUTION VALUES FOR TRANSISTOR AND DIODES
THE FOUR LINES MARKED 1 TO 4 CONNECTED TO THE RADIO VIA THE MICK INPUT SO YOU NEED TO SEE THE MANUAL OF YOU RIG TO IDENTIFIED THIS PINS.
THE OTHER THREE LINES GO TO THE P.C .THE UPPER TWO LINES  IN FIG 1 GO  TO THE SOUND CARD . AND THE THIRD ONE GOES TO  P.C SERIAL PORT. YOU CAN USE ANY CONTAINER AND YOU CAN CONNECT THE COMPONENTS LEAD TO LEAD .
UGLY STYLE. yyyaaaaag.

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73 DE ST2NH