diff --git a/haddeo.tidal b/haddeo.tidal
index 193369d..4e4b699 100644
--- a/haddeo.tidal
+++ b/haddeo.tidal
@@ -179,6 +179,15 @@ d'nim $ every' 16 1 ((# vowel "o u") . nim'del) $
   whenmod 16 12 (# vowel "[a i]/3") $
   (1 ~>) $ slow 16 . striate 256 $ n "[0 1]/2" # s "nimble"
 
+-- experimental
+d9 $ swing' $
+--  iter 3 $
+--  superimpose (0.75 ~>) $
+  chop 8 $
+  n "[0*2 1 [[~ 0]!] 0]/4" # s "bass2"
+  # speed "[2 1]"
+  # gain "0.9"
+
 {-
 let s = gap 32
   in d'bass $ swing' $
@@ -244,6 +253,6 @@ d'hi $
   # speed ((-4+).(*(-1)) <$> density 1.1 sine1)
   # gain "0.9"
 
-msil [d'bass, d'hi]
+msil [d'bass, d'hi, d9]
 
 hush
diff --git a/samples/bass2/Super_BassStation_04(C1).wav b/samples/bass2/Super_BassStation_04(C1).wav
new file mode 100755
index 0000000..f91e9de
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diff --git a/samples/bass2/Super_BassStation_04(C2).wav b/samples/bass2/Super_BassStation_04(C2).wav
new file mode 100755
index 0000000..e366b09
Binary files /dev/null and b/samples/bass2/Super_BassStation_04(C2).wav differ