w9cf.github.io/default.htm at main · w9cf/w9cf.github.io · GitHub

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<html>
<head>
<META name="description"
content="w9cf Amateur Radio Links and some Java Applets" >
<META name="keywords" content="sbdvp,amateur radio,antenna tuner,gr821a,
transmission line equation,voice keyer,Schroedinger equation,
Schrodinger equation">
<title>w9cf links</title>
</head>

<body text="#000000" bgcolor="#FFFFFF">
<h1><a href="mailto:w9cf@ptolemy.la.asu.edu">W9CF</a> Links</h1>

<h2>Some free software including source code</h2>

<ul>
<li> <a href="tran/index.html">
     Transmission Line Equation Applet</a>
<li> <a href="http://fermi.la.asu.edu/w9cf/sbdvp/src/sbdvp103.zip">
     Download SBDVP</a> Sound Card Voice Keyer for
     <a href="http://www.qth.com/tr"> TRlog</a>.  This is version 1.03 for
     versions of TR after 6.65.
     You must use the -c command line flag to force compatibility with
     TR versions 6.65 and before.

   <ul>
        <li><a href="sbdvp/index.html">Preview the user manual</a>
        <li><a href="sbdvp/sbdvp_and_ct_or_na.html">Why it probably doesn't
             work with CT or NA</a>
   </ul>
<li> <a href="gr821a/gr821.html">General Radio GR821 Applet</a>
     to convert and correct dial readings
<li> <a href="../Schroedinger/html/Schroedinger.html">
     Schr&#246;dinger Equation Solver Applet</a>
<li> <a href="yagipub/index.html">Yagi Antenna Modeling Applet</a>
<li> <a href="equiv/index.html">Equivalent diameter of Rectangular Cross
Section Conductor applet</a>
<li> <a href="tuner/tuner.html">T-Network Tuner Simulator Applet</a>
</ul>

<h2>Notes and articles related to electronics</h2>
<ul>
<li> <a href="articles/trlinux/index.html">
     Notes on running TRlog under linux
     </a>
<li> <a href="articles/click/index.html">
     Spectral Analysis of a CW Keying Pulse
     </a>
or Download
<a href="articles/click.pdf">PDF file</a>
<li> <a href="articles/tuner/index.html">
     Estimating T-network losses at 80 and 160 meters
     </a>
or Download
<a href="articles/tuner.pdf">PDF file</a>
<li> <a href="skin/index.html">
     Some notes on the skin depth
     </a>
<li> <a href="articles/phase/index.html">
     Phase-Shift Network Analysis and Optimization
     </a>
or Download
<a href="articles/phase.pdf">PDF file</a>
<li> <a href="articles/mutual/index.html">
     Simplified Mutual Impedance of Nonplanar Skew Dipoles
     </a>
<li> <a href="articles/square/index.html">
     Notes on the characteristic impedance of coax with a square outer conductor
     </a>
or Download
<a href="articles/square.pdf">PDF file</a>
<li> <a href="articles/magic/index.html">
     A Less than Magic Bullet
     </a>
or Download
<a href="articles/magic.pdf">PDF file</a>
     <br> Roy Lewallen called a network that could drive two antennas with
     equal currents 90
     degrees out of phase, independent of the type of antennas,
     a magic bullet. This is a demonstration that such a network
     is nonreciprocal.
<li> <a href="articles/balun/index.html">
     Putting a Balun and Tuner Together</a>
or Download
<a href="articles/balun.pdf">PDF file</a>
<li> <a href="articles/equiv/index.html">
     Approximate R.F. Resistance of Rectangular Cross Section Conductors</a>
or Download
<a href="articles/equiv.pdf">PDF file</a>
<li> <a href="articles/conform/index.html">
Analytic expressions for the equivalent diameters of rectangular cross
section conductors </a>
or Download
<a href="articles/conf.pdf">PDF file</a>
<br>
Here is an <a href="articles/update/index.html"> update with references </a>
 showing my results for the equivalent
diameters were not new, or download <a href="articles/update/update.pdf">
PDF file</a>
</ul>
<h2>Other stuff</h2>
<ul>
<li> <a href="/PHY577/index.html">
     My old quantum course web page
     </a>
<br>
<li> <a href="/PHY531/index.html">
     My electrodynamics course web page
     </a>
</ul>
<br>
<br>
<hr>
<a href="http://www.obliquity.com/computer/spambait/">spam vendors go here</a>
</body>
</html>