diff --git a/synth.sh b/synth.sh
new file mode 100755
index 0000000..0fdf350
--- /dev/null
+++ b/synth.sh
@@ -0,0 +1,17 @@
+#!/bin/bash -x
+# David Dec 2019
+#
+# Putting everything back together to synthesise speech
+
+PATH=$PATH:~/codec2/build_linux/src:~/codec2/build_linux/misc
+
+if [ "$#" -ne 1 ]; then
+    echo "usage: ./synth.sh rawFile"
+fi
+speech=$1
+x=$(basename $speech)
+base="${x%.*}"
+out_model=out.model
+
+sox -t .sw -r 8000 -c 1 $speech -t .sw - trim 0 3 | c2sim - --modelout - | est_n0 -a $out_model > $base'_comb.model'
+sox -t .sw -r 8000 -c 1 $speech -t .sw - trim 0 3 | c2sim - --modelin $base'_comb.model' -o $base'_out.raw'