This is a short review of the WSPRlite beacon transmitter that utilizes the WSPR (Weak Signal Propagation Reporter) transmission protocol developed by Joe Taylor, K1JT. An overview of what WSPR is, and the WPSRlite beacon transmitter, are presented – followed by a high level signal analysis of the 110 second long transmission, showing the 4-FSK (Frequency Shift Keying) transmission. Here are several links to additional information on this mode and device:
SOTABeams WSPRlite Classic webpage:
https://www.sotabeams.co.uk/wsprlite-classic
Wiki page on WSPR:
https://en.wikipedia.org/wiki/WSPR_(amateur_radio_software)
Official WSPR homepage:
http://physics.princeton.edu/pulsar/K1JT/wspr.html
WSPRnet reporting result page:
http://wsprnet.org/drupal/

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