--- a/ringtools/fc-meltest-pwt	Wed Mar 30 21:23:37 2022 +0000
+++ b/ringtools/fc-meltest-pwt	Sat Apr 02 21:52:29 2022 +0000
@@ -1,15 +1,22 @@
 #!/bin/sh
 
-if [ $# != 1 ]
+if [ $# -lt 1 -o $# -gt 2 ]
 then
-	echo "usage: $0 pwt_melody_file" 1>&2
+	echo "usage: $0 pwt_melody_file [volume]" 1>&2
 	exit 1
 fi
 
 tmpfile=/tmp/fc-test-melody.bz
 
+if [ -n "$2" ]
+then
+	volume="$2"
+else
+	volume=64
+fi
+
 set -ex
 
 fc-pwt-comp "$1" $tmpfile
 fc-fsio upload-file $tmpfile /buz/test.bz
-fc-shell 'at@buz="/buz/test.bz"'
+fc-shell 'at@buz="/buz/test.bz"'",$volume"