--- Amp.cc.orig	2013-01-10 19:59:52.000000000 +0100
+++ Amp.cc	2013-01-10 20:01:16.000000000 +0100
@@ -98,7 +98,7 @@
 void
 AmpVTS::subcycle (uint frames, Over & over)
 {
-	int m = getport(0);
+	int m = getport(1);
 	if (m != model)
 		tonestack.setmodel (model = m);
 	tonestack.updatecoefs (getport(5),getport(6),getport(7));