--- /dev/null
+import("filter.lib");
+
+line(i) = vgroup("line %i", fdelay5(128, d) : *(g) )
+ with { g = vslider("gain (dB)", -60, -60, 4, 0.1) : db2linear : smooth(0.995);
+ d = nentry("delay (samp)", 10, 10, 128, 0.1) : smooth(0.995); };
+
+process = hgroup("", par(i, 8, line(i)) );
+