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installation:cablelength [2019/07/10 14:50] – created fachetinstallation:cablelength [2024/02/15 10:59] – fachet
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-====== Kabellängen ======+====== Dämpfungsberechnung / attenuation calculator ======
 <html> <html>
-<!-- präsentiert von kostenlose-javascripts.de --> 
 <script type='text/javascript'> <!-- <script type='text/javascript'> <!--
 function log10(l){ function log10(l){
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    var l = document.form.l.value;    var l = document.form.l.value;
    var d = document.form.d.value;    var d = document.form.d.value;
 +   var ag = document.form.ag.value;
      
    f = f.replace(/,/, ".");    f = f.replace(/,/, ".");
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    ra = a - kl;    ra = a - kl;
    rfd = 20 * log10(f * Math.pow(10, 9)) + 20 * log10(ra) - 147,55;    rfd = 20 * log10(f * Math.pow(10, 9)) + 20 * log10(ra) - 147,55;
-   g = kd + rfd;+   g = kd + rfd + ag;
    ge = fd - g;    ge = fd - g;
      
    fd = fd.toFixed(2)    fd = fd.toFixed(2)
    rfd = rfd.toFixed(2)    rfd = rfd.toFixed(2)
 +   ag = ag.toFixed(2)
    g = g.toFixed(2)    g = g.toFixed(2)
    ge = ge.toFixed(2)    ge = ge.toFixed(2)
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    document.form.ra.value = ra;    document.form.ra.value = ra;
    document.form.rfd.value = rfd;    document.form.rfd.value = rfd;
 +   document.form.ag.value = ag;
    document.form.g.value = g;    document.form.g.value = g;
    document.form.ge.value = ge;    document.form.ge.value = ge;
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 </script> </script>
 <form name="form"> <form name="form">
-<input name="f" /> Frequenz/frequency (GHz) <br /> +<input name="f" /> Frequenz / frequency (GHz)<br> 
-<input name="a" /> Gesmatabstand/total distance (m)  <br /> +<input name="a" /> Gesamtabstand / total distance (m)<br> 
-<input name="l" /> Kabellänge/cable length (m)  <br /> +<input name="l" /> Kabellänge / cable length (m)<br> 
-<input name="d" /> Kabeldämpfung/attenuation  (dB/m) <br /> +<input name="d" /> Kabeldämpfung / attenuation (dB/m)<br> 
-<input type="button" name="submit" value="berechnen" onclick="berechnen();"> <br /> +<input name="ag" /> Antennengewinn / antenna gain (dB/m)<br> 
-<input name="fd" value="0" disabled="disabled"> Freiraumdämpfung/free space loss<br /> +<input type="button" name="submit" value="berechnen / calculate" onclick="berechnen();"> <br> 
-<br /> +Ohne Antennenkabel / without anntenna cable:<br> 
-<input name="kl" value="0" disabled="disabled"> Kabellänge/cable length <br />   +<input name="fd" value="0" disabled="disabled"> Freiraumdämpfung / free space loss<br> 
-<input name="kd" value="0" disabled="disabled"> Kabeldämpfung/cable attenuation <br /> +<br> 
-<input name="ra" value="0" disabled="disabled"> Restabstand/remaining free space<br /> +Mit Antennenkabel / with antenna cable:<br> 
-<input name="rfd" value="0" disabled="disabled"> Freiraumdämpfung/free space loss<br /> +<input name="kl" value="0" disabled="disabled"> Kabellänge / cable length <br>   
-<input name="g" value="0" disabled="disabled"> Gesamtdämpfung/total loss<br /> +<input name="kd" value="0" disabled="disabled"> Kabeldämpfung / cable attenuation <br> 
-<input name="ge" value="0" disabled="disabled"> Gewinn/gain<br /></form> +<input name="ra" value="0" disabled="disabled"> Restabstand / remaining free space<br> 
-<br />+<input name="rfd" value="0" disabled="disabled"> Freiraumdämpfung / free space loss<br> 
 +<input name="ag" value="0" disabled="disabled"> Antennengewinn / antenna gain<br> 
 +<input name="g" value="0" disabled="disabled"> Gesamtdämpfung / total loss<br> 
 +<br> 
 +Ergebnis / result:<br> 
 +<input name="ge" value="0" disabled="disabled"> Gewinn / gain<br></form> 
 +<br> 
 +(c) 2019 NetModule AG
 </html> </html>
  

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installation/cablelength.txt · Last modified: 2024/02/15 11:05 by fachet