HAVE U HEARD THE WHISPER?

Several members have recently started using  WSPR (pronounced "whisper")and stands for "Weak Signal Propagation Reporter. Power levels of around 5 watts has seen members have their signals received as far away as Australia, Argentina, India and West Coast USA and similarly on the the receive side with stations from all around the globe being heard

It has been designed by Joe Taylor (K1JT) . WSPR signals convey a callsign, Maidenhead grid locator, and power level using a compressed data format.and is in USB format

Receiving stations with internet access may automatically upload reception reports to a central
database. If you would like to try WSPR it can be downloaded free of charge CLICK HERE for download page

Here is a typical screen shot of the software showing the signals received in the waterfall at the top and the decoded stations callsigns in the box below it An the below image shows a map of stations received and heard over a short period of time at my QTH. Click on images for larger  shots.