diff --git a/groundstation/pacsat-df.sh b/groundstation/pacsat-df.sh
index 2c0af411..99ffc988 100755
--- a/groundstation/pacsat-df.sh
+++ b/groundstation/pacsat-df.sh
@@ -1,10 +1,21 @@
 #!/bin/bash
 
+pwm=1
+
 sudo modprobe snd-aloop
 
 #gpio -g mode 20 out
 
 #gpio -g write 20 1
 
-direwolf -r 48000 -c /home/pi/CubeSatSim/groundstation/direwolf/direwolf-fm-pacsat-jp14.conf -t 0 
+#direwolf -r 48000 -c /home/pi/CubeSatSim/groundstation/direwolf/direwolf-fm-pacsat-jp14.conf -t 0 
+
+if [ "$pwm" = "1" ] ; then  
+
+  direwolf -r 48000 -c /home/pi/CubeSatSim/groundstation/direwolf/direwolf-fm-pacsat-pwm.conf -t 0 
+ 
+else
 
+  direwolf -r 48000 -c /home/pi/CubeSatSim/groundstation/direwolf/direwolf-fm-pacsat-jp14.conf -t 0 
+  
+fi