diff --git a/include/functions.php b/include/functions.php
index fa57025..a0ee98e 100644
--- a/include/functions.php
+++ b/include/functions.php
@@ -269,20 +269,23 @@ function getHeardList($logLines, $onlyLast) {
          if (startsWith($loss,"BER")) {
             if (substr($ber, 6) != "-0/-0/-0 dBm") {
                $rssiString = substr($ber, 6);
-               $rssiAvg = preg_replace('/-\d+\/-\d+\/(-\d+) dBm/', "\\1", $rssiString);
-               if ($rssiAvg > "-53") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+40dB ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-63") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+30dB ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-73") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+20dB ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-83") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+10dB ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-93") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-99") $rssi = "<img src=\"images/3.png\" \> <div class=\"tooltip2\">S8 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-105") $rssi = "<img src=\"images/3.png\" \> <div class=\"tooltip2\">S7 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-111") $rssi = "<img src=\"images/2.png\" \> <div class=\"tooltip2\">S6 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-117") $rssi = "<img src=\"images/2.png\" \> <div class=\"tooltip2\">S5 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-123") $rssi = "<img src=\"images/1.png\" \> <div class=\"tooltip2\">S4 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-129") $rssi = "<img src=\"images/1.png\" \> <div class=\"tooltip2\">S3 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-135") $rssi = "<img src=\"images/0.png\" \> <div class=\"tooltip2\">S2 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-141") $rssi = "<img src=\"images/0.png\" \> <div class=\"tooltip2\">S1 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               if (constant("RSSI") == "min") $rssiVal = preg_replace('/(-\d+)\/-\d+\/-\d+ dBm/', "\\1", $rssiString);
+               else if (constant("RSSI") == "max") $rssiVal = preg_replace('/-\d+\/(-\d+)\/-\d+ dBm/', "\\1", $rssiString);
+               else if (constant("RSSI") == "avg") $rssiVal = preg_replace('/-\d+\/-\d+\/(-\d+) dBm/', "\\1", $rssiString);
+               else $rssiVal = preg_replace('/-\d+\/-\d+\/(-\d+) dBm/', "\\1", $rssiString);
+               if ($rssiVal > "-53") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+40dB ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-63") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+30dB ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-73") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+20dB ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-83") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+10dB ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-93") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-99") $rssi = "<img src=\"images/3.png\" \> <div class=\"tooltip2\">S8 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-105") $rssi = "<img src=\"images/3.png\" \> <div class=\"tooltip2\">S7 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-111") $rssi = "<img src=\"images/2.png\" \> <div class=\"tooltip2\">S6 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-117") $rssi = "<img src=\"images/2.png\" \> <div class=\"tooltip2\">S5 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-123") $rssi = "<img src=\"images/1.png\" \> <div class=\"tooltip2\">S4 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-129") $rssi = "<img src=\"images/1.png\" \> <div class=\"tooltip2\">S3 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-135") $rssi = "<img src=\"images/0.png\" \> <div class=\"tooltip2\">S2 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-141") $rssi = "<img src=\"images/0.png\" \> <div class=\"tooltip2\">S1 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
             }
             $ber = substr($loss, 5);
             $loss = "";
@@ -293,20 +296,23 @@ function getHeardList($logLines, $onlyLast) {
             }
             if (array_key_exists(5,$lineTokens) && substr($lineTokens[5], 6) != "-0/-0/-0 dBm") {
                $rssiString = substr($lineTokens[5], 6);
-               $rssiAvg = preg_replace('/-\d+\/-\d+\/(-\d+) dBm/', "\\1", $rssiString);
-               if ($rssiAvg > "-53") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+40dB ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-63") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+30dB ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-73") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+20dB ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-83") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+10dB ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-93") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-99") $rssi = "<img src=\"images/3.png\" \> <div class=\"tooltip2\">S8 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-105") $rssi = "<img src=\"images/3.png\" \> <div class=\"tooltip2\">S7 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-111") $rssi = "<img src=\"images/2.png\" \> <div class=\"tooltip2\">S6 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-117") $rssi = "<img src=\"images/2.png\" \> <div class=\"tooltip2\">S5 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-123") $rssi = "<img src=\"images/1.png\" \> <div class=\"tooltip2\">S4 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-129") $rssi = "<img src=\"images/1.png\" \> <div class=\"tooltip2\">S3 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-135") $rssi = "<img src=\"images/0.png\" \> <div class=\"tooltip2\">S2 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
-               else if ($rssiAvg > "-141") $rssi = "<img src=\"images/0.png\" \> <div class=\"tooltip2\">S1 ($rssiAvg dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               if (constant("RSSI") == "min") $rssiVal = preg_replace('/(-\d+)\/-\d+\/-\d+ dBm/', "\\1", $rssiString);
+               else if (constant("RSSI") == "max") $rssiVal = preg_replace('/-\d+\/(-\d+)\/-\d+ dBm/', "\\1", $rssiString);
+               else if (constant("RSSI") == "avg") $rssiVal = preg_replace('/-\d+\/-\d+\/(-\d+) dBm/', "\\1", $rssiString);
+               else $rssiVal = preg_replace('/-\d+\/-\d+\/(-\d+) dBm/', "\\1", $rssiString);
+               if ($rssiVal > "-53") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+40dB ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-63") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+30dB ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-73") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+20dB ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-83") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9+10dB ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-93") $rssi = "<img src=\"images/4.png\" \> <div class=\"tooltip2\">S9 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-99") $rssi = "<img src=\"images/3.png\" \> <div class=\"tooltip2\">S8 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-105") $rssi = "<img src=\"images/3.png\" \> <div class=\"tooltip2\">S7 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-111") $rssi = "<img src=\"images/2.png\" \> <div class=\"tooltip2\">S6 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-117") $rssi = "<img src=\"images/2.png\" \> <div class=\"tooltip2\">S5 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-123") $rssi = "<img src=\"images/1.png\" \> <div class=\"tooltip2\">S4 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-129") $rssi = "<img src=\"images/1.png\" \> <div class=\"tooltip2\">S3 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-135") $rssi = "<img src=\"images/0.png\" \> <div class=\"tooltip2\">S2 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
+               else if ($rssiVal > "-141") $rssi = "<img src=\"images/0.png\" \> <div class=\"tooltip2\">S1 ($rssiVal dBm)<span class=\"tooltip2text\">(min/max/avg)<br>$rssiString</span></div>";
             }
          }
 
diff --git a/include/localtx_ajax.php b/include/localtx_ajax.php
index 1ef5e27..a7acfa8 100644
--- a/include/localtx_ajax.php
+++ b/include/localtx_ajax.php
@@ -25,7 +25,12 @@ $totalLH = count($lastHeard);
       <th>Dur (s)</th>
       <th>Loss</th>
       <th>BER</th>
-      <th>RSSI</th>
+      <?php
+      if (constant("RSSI") == "min") echo "<th>RSSI (min)</th>";
+      else if (constant("RSSI") == "max") echo "<th>RSSI (max)</th>";
+      else if (constant("RSSI") == "avg") echo "<th>RSSI (avg)</th>";
+      else echo "<th>RSSI (avg)</th>"; 
+      ?>
             </tr>
         </thead>
     </table>
diff --git a/setup.php b/setup.php
index c5912f9..cb575de 100644
--- a/setup.php
+++ b/setup.php
@@ -286,6 +286,15 @@ get_tz_options(constant("TIMEZONE"), "Timezone", '');
         <span class="input-group-addon" id="SHOWQRZ" style="width: 300px">Show link to QRZ.com on Callsigns</span>
         <div class="panel-body"><input type="checkbox" name="SHOWQRZ" <?php if (defined("SHOWQRZ")) echo "checked" ?>></div>
       </div>
+      <div class="input-group">
+        <span class="input-group-addon" id="RSSI" style="width: 300px">RSSI value</span>
+        <div class="input"><select name="RSSI">
+           <option <?php if (constant("RSSI") == "min") echo "selected=\"selected\" "?> value="min">minimal</option>
+           <option <?php if (constant("RSSI") == "max") echo "selected=\"selected\" "?> value="max">maximal</option>
+           <option <?php if (constant("RSSI") == "avg") echo "selected=\"selected\" "?> value="avg">average</option>
+        </select>
+        </div>
+      </div>
       <div class="input-group">
       <span class="input-group-btn">
         <button class="btn btn-default" type="submit" form="config">Save configuration</button>