=  NOW 20 WPM  =  TEXT IS FROM SEPTEMBER 2020  QST  PAGE 40 =

THEIR WEBSITE AS WELL SEE FIGURE 2.  IF YOU ADD AN EXTERNAL REFERENCE CLOCK
INPUT, YOU WILL HAVE A CAPABLE PIECE OF WORKSHOP EQUIPMENT FOR A VERY LOW
PRICE.  OPERATION ON THE AIR DURING OPERATION, THE LOOK AND FEEL OF THE
RSPDX IS VERY SIMILAR TO THE RSP1 AND RSP2 RECEIVERS, AS THEY ALL USE THE
SDRUNO SOFTWARE.  SOME FEATURES ARE ONLY AVAILABLE IF THE HARDWARE IS
COMPATIBLE.  FOR EXAMPLE, IF YOU HAVE THE HIGH END RSPDUO, YOU CAN OPERATE
TWO SEPARATE RECEIVERS ON TWO DIFFERENT ANTENNA PORTS.  ON THE RSPDX, YOU
WILL HAVE BETTER LOW BAND FILTERS AND PERFORMANCE BELOW 2 MHZ, BUT THE
SOFTWARE IS THE SAME AS FOR THE OTHER UNITS.  I SPENT SOME TIME LISTENING
TO SIGNALS ON THE AIR WITH THE RSPDX AND COMPARING RECEPTION TO MY HF
TRANSCEIVERS.  ANY SIGNALS I COULD HEAR ON MY HF TRANSCEIVERS, I COULD ALSO
=  END OF 20 WPM TEXT  =  QST DE W1AW  <