[css2] Changed type of stress and pitch-range values to frequencies

ianbjacobs · ianbjacobs · commit 074bf4d7db8b · 1998-02-11T23:37:11.000Z
--HG--
extra : convert_revision : svn%3A73dc7c4b-06e6-40f3-b4f7-9ed1dbc14bfc/trunk%40872
diff --git a/css2/aural.src b/css2/aural.src
@@ -1,6 +1,6 @@
 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
 <html lang="en">
-<!-- $Id: aural.src,v 2.2 1998-02-09 23:08:09 ijacobs Exp $ -->
+<!-- $Id: aural.src,v 2.3 1998-02-11 23:37:11 ijacobs Exp $ -->
 <HEAD>
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
 <TITLE>Aural style sheets</TITLE>
@@ -535,7 +535,7 @@ order (i.e., 'x-low' is a lower frequency than 'low', etc.).
 
 <p>Specifies variation in average pitch.  The perceived pitch of a
 human voice is determined by the fundamental frequency and typically
-has a value of 120hz for a male voice and 200hz for a female voice.
+has a value of '120Hz' for a male voice and '200Hz' for a female voice.
 Human languages are spoken with varying inflection and pitch; these
 variations convey additional meaning and emphasis.  Thus, a highly
 animated voice, i.e., one that is heavily inflected, displays a high
@@ -546,10 +546,10 @@ from the average pitch.
 <P>Values have the following meanings:</p>
 
 <dl>
-<dt><span class="index-inst" title="&lt;number&gt;"><span class="value-inst-number"><strong>&lt;number&gt;</strong></span></span>
-<dd>A pitch range of 0 produces
-a flat, monotonic voice. A pitch range of 50 produces normal
-inflection.  Pitch ranges greater than 50 produce animated voices.
+<dt><span class="index-inst" title="&lt;frequency&gt;"><span class="value-inst-frequency"><strong>&lt;frequency&gt;</strong></span></span>
+<dd>A pitch range of '0' produces
+a flat, monotonic voice. A pitch range of 50Hz produces normal
+inflection.  Pitch ranges greater than 50Hz produce animated voices.
 </dl>
 
 
@@ -568,12 +568,12 @@ provided to allow developers to exploit higher-end auditory displays.
 <P>Values have the following meanings:</p>
 
 <dl>
-<dt><span class="index-inst" title="&lt;number&gt;"><span class="value-inst-number"><strong>&lt;number&gt;</strong></span></span>
+<dt><span class="index-inst" title="&lt;frequency&gt;"><span class="value-inst-frequency"><strong>&lt;frequency&gt;</strong></span></span>
 <dd>The greater the value, the more inflected the voice. For
-example, a value of 30 or 40Hz corresponds to 
+example, a value of '30Hz' or '40Hz' corresponds to 
 a standard, English-speaking male voice (average pitch = 122Hz), speaking
 with normal intonation and emphasis. The fundamental frequency
-may go up to, but never higher than, around 155hz for stressed 
+may go up to, but never higher than, around '155hz' for stressed 
 parts of the speech.
 </dl>
 
@@ -591,6 +591,8 @@ rich voice will "carry" in a large room, a smooth voice will not.
 A lower value will produce a soft, mellifluous voice.
 </dl>
 
+<!-- What is a reasonable range of values? -IJ -->
+
 <!-- Needs completion -IJ -->
 
 <H2><a name="speech-props">Speech properties</a>: 
