diff --git a/groundstation/sstv_decode_sim.sh b/groundstation/sstv_decode_sim.sh
index 300895ee..380077b3 100755
--- a/groundstation/sstv_decode_sim.sh
+++ b/groundstation/sstv_decode_sim.sh
@@ -41,6 +41,7 @@ value=`aplay -l | grep "Loopback"`
 echo "$value" > /dev/null
 set -- $value
 
-rtl_fm -M fm -f 434.9M -s 48k | aplay -D hw:${2:0:1},0,0 -r 48000 -t raw -f S16_LE -c 1 
+#rtl_fm -M fm -f 434.9M -s 48k | aplay -D hw:${2:0:1},0,0 -r 48000 -t raw -f S16_LE -c 1 
+rtl_fm -M fm -f 434.9M -s 48k | tee >(aplay -D hw:${2:0:1},0,0 -r 48000 -t raw -f S16_LE -c 1) | aplay -D hw:0,0 -r 48000 -t raw -f S16_LE -c 1
 
 $SHELL