bug fix

package.nw/lib/gt.js

@@ -15659,7 +15659,7 @@ function pskSpotResults(buffer, flag)
       {
         for (const key in json.receptionReport)
         {
-          if ("frequency" in json.receptionReport[key] && "sNR" in json.receptionReport[key])
+          if (typeof json.receptionReport[key].frequency != "undefined" && typeof json.receptionReport[key].sNR != "undefined")
           {
             var report;
             var call = json.receptionReport[key].receiverCallsign;