diff --git a/groundstation/direwolf/direwolf-pacsat-loopback.conf b/groundstation/direwolf/direwolf-pacsat-loopback.conf
index 6058c722..a101c334 100644
--- a/groundstation/direwolf/direwolf-pacsat-loopback.conf
+++ b/groundstation/direwolf/direwolf-pacsat-loopback.conf
@@ -1,10 +1,19 @@
 MYCALL AMSAT
 ADEVICE plughw:CARD=Loopback,DEV=0 plughw:CARD=Loopback,DEV=0
-#PTT GPIO 20
+PTT GPIO -20 27 #Transmit LED
 CHANNEL 0
 MODEM 1200
 KISSPORT 8100
 AGWPORT 8002
-FULLDUP OFF
-TXDELAY 30
+#FULLDUP OFF
+#TXDELAY 30
 #FIX_BITS 1 AX25
+
+#DWAIT 0
+DWAIT 20
+SLOTTIME 300
+PERSIST 63
+TXDELAY 1000
+#TXDELAY 150
+#TXTAIL 10
+FULLDUP OFF