diff --git a/include/functions.php b/include/functions.php
index aeb3c2c..dba6e71 100644
--- a/include/functions.php
+++ b/include/functions.php
@@ -104,6 +104,9 @@ function getLog() {
 function getHeardList($logLines) {
 	//array_multisort($logLines,SORT_DESC);
 	$heardList = array();
+	$heardCalls = array();
+	$counter = 0;
+	$counter2 = 0;
 	$ts1duration = "";
 	$ts1loss = "";
 	$ts1ber = "";
@@ -227,12 +230,28 @@ function getHeardList($logLines) {
 		}
 		
 		// Callsign or ID should be less than 8 chars long, otherwise it could be errorneous
-		if ( strlen($callsign) < 10 ) {
-			array_push($heardList, array($timestamp, $mode, $callsign, $id, $target, $source, $duration, $loss, $ber));
-			$duration = "";
-			$loss ="";
-			$ber = "";
+		if ( strlen($callsign) <= 10 ) {
+			if(!(array_search($callsign."#".$mode.$id, $heardCalls) > -1) && ($source == "Network")) {
+				array_push($heardCalls, $callsign."#".$mode.$id);
+				$counter++;
+			}
+			if (($counter <= LHLINES) && ($source == "Network")) {
+				array_push($heardList, array($timestamp, $mode, $callsign, $id, $target, $source, $duration, $loss, $ber));
+				$duration = "";
+				$loss ="";
+				$ber = "";
+			}
+			
+			if (($counter2 <= 10) && ($source == "RF")) {
+				array_push($heardList, array($timestamp, $mode, $callsign, $id, $target, $source, $duration, $loss, $ber));
+				$duration = "";
+				$loss ="";
+				$ber = "";
+				$counter2++;
+			}
+			
 		}
+
 	}
 	return $heardList;
 }