--- /dev/null
+declare name "dbmeter";
+declare version "1.0";
+declare author "Grame";
+declare license "BSD";
+declare copyright "(c)GRAME 2006";
+
+//-------------------------------------------------
+// A dB Vumeter
+//-------------------------------------------------
+
+import("math.lib");
+import("music.lib");
+
+
+vmeter(x) = attach(x, envelop(x) : vbargraph("[unit:dB]", -70, 10));
+hmeter(x) = attach(x, envelop(x) : hbargraph("[unit:dB]", -70, 10));
+
+envelop = abs : max(db2linear(-70)) : linear2db : min(10) : max ~ -(80.0/SR);
+null(x) = attach(0,x);
+process = hgroup("8 channels dB meter", par(i,8, vgroup("%i", vmeter : null)));
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