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    <title>robwiki oss:spicesound</title>
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    <updated>2009-11-20T20:55:02+00:00</updated>
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    <entry>
        <title>oss:spicesound:examples</title>
        <link rel="alternate" type="text/html" href="http://mir.dnsalias.com/oss/spicesound/examples?rev=1181148282"/>
        <published>2007-06-06T16:44:42+00:00</published>
        <updated>2007-06-06T16:44:42+00:00</updated>
        <id>http://mir.dnsalias.com/oss/spicesound/examples?rev=1181148282</id>
        <summary>Various examples - work in progress. see spicesound for syntax and overview.

RC - filter


A simple bandpass filter. 


	*   - simulation - freq plot 
	*   - audio processing RC circuit


the file rcfilter.cir reads

capacitive bandpass filter

v1 1 0 file /tmp/test.wav snd(0 0 1.0 0 0 1)
r1 1 2 200
c1 2 0 5u
c2 2 3 1u
rload 3 0 1k

.sndparam /tmp/test-filter.wav 48000 wav24 1.0 0.0 1
.sndprint tran v(1) v(3)
.tran 2.08333e-05 5.0 0 2.08333e-05
.op
.end

This processes the first 5 seconds (the …</summary>
    </entry>
    <entry>
        <title>oss:spicesound:qucs</title>
        <link rel="alternate" type="text/html" href="http://mir.dnsalias.com/oss/spicesound/qucs?rev=1181650806"/>
        <published>2007-06-12T12:20:06+00:00</published>
        <updated>2007-06-12T12:20:06+00:00</updated>
        <id>http://mir.dnsalias.com/oss/spicesound/qucs?rev=1181650806</id>
        <summary>With minor modifications the ngSpice-sound libsndfile/libsamplerate wrapper source can just be compiled with other Software. 
Here's an experiment with sf&gt;qUCS.

Patch

You need to get the build-dependencies for QUCS which includes admsXml''. You can start-off by patching the debian source which is easier to accomplish as it includes those as prebuild maintainer-files: sudo apt-get build-dep qucs, apt-get source qucs and continue to patch in ./qucs-0.0.11/qucs-core
Note: the patch is just a quic…</summary>
    </entry>
    <entry>
        <title>oss:spicesound:start</title>
        <link rel="alternate" type="text/html" href="http://mir.dnsalias.com/oss/spicesound/start?rev=1214920698"/>
        <published>2008-07-01T13:58:18+00:00</published>
        <updated>2008-07-01T13:58:18+00:00</updated>
        <id>http://mir.dnsalias.com/oss/spicesound/start?rev=1214920698</id>
        <summary>This article describes an extension to ngspice that provides a libsndfile voltage source and the possibility to write ngspice's output in audio-file format.

Ngspice is a mixed-level/mixed-signal circuit simulator, based on Berkeley Spice3F5 and developed openly as ngspice sourceforge project. (see wp&gt;SPICE)</summary>
    </entry>
    <entry>
        <title>oss:spicesound:txt2snd</title>
        <link rel="alternate" type="text/html" href="http://mir.dnsalias.com/oss/spicesound/txt2snd?rev=1180639756"/>
        <published>2007-05-31T19:29:16+00:00</published>
        <updated>2007-05-31T19:29:16+00:00</updated>
        <id>http://mir.dnsalias.com/oss/spicesound/txt2snd?rev=1180639756</id>
        <summary>txt2snd is a small tool that allows to convert sf&gt;ngspice (wikipedia: wp&gt;SPICE) output into audio files - it's yet rather simple but has a built-in help. it's the predecessor and branch of the code now included in spicesound. As an external tool it's more flexible but much slower.</summary>
    </entry>
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