‰  NOW 20 WPM  ‰
EXTERNAL VARIABLE FREQUENCY OSCILLATOR VFO FOR FREQUENCY CONTROL IF YOU
WISH.  FOR SOME APPLICATIONS THE NARROW TUNING RANGE OFFERED BY THE ON
BOARD VARIABLE CRYSTAL OSCILLATOR VXO IS SUFFICIENT, AND THE SECURE
KNOWLEDGE THAT THE TRANSMITTER IS ACTUALLY ON FREQUENCY AND STABLE IS A
REAL VIRTUE.  IN A FUTURE ARTICLE WELL DISCUSS A NUMBER OF STATIONS BUILT
AROUND THESE MODULES.  THE PHOTOGRAPH SHOWS JUST ONE EXAMPLE A SIMPLE
BATTERY OPERATED TRANSMITTER INTENDED TO KEEP IN TOUCH WITH THE FOLKS BACK
HOME ON AN HF NET FREQUENCY.  THE CRYSTAL CONTROLLED TRANSMITTER IS SET TO
THE DESIRED FREQUENCY BEFORE LEAVING HOME AND THEN LEFT ALONE.  THE CRYSTAL
OSCILLATOR IN THE TRANSMITTER FUNCTIONS AS A CALIBRATOR FOR THE RECEIVER,
‰  FROM PAGE 92  ‰
2 1 88 MI N5BF 16 2 1 88 LAX AK6QJ 17 2 1 84 SDG N7LV 17 2 1 84 CO W6ISO 8
‰  END OF 20 WPM TEXT  ‰  QST DE W1AW  ƒ