diff --git a/rtlmenu.sh b/rtlmenu.sh
index dbfaccc..8f172d5 100755
--- a/rtlmenu.sh
+++ b/rtlmenu.sh
@@ -54,7 +54,7 @@ do_freq_setup
 		do_status;;
 		1\ *) sudo ./sendiq -s 250000 -f "$OUTPUT_FREQ"e6 -t u8 -i record.iq >/dev/null 2>/dev/null &
 		do_status;;
-		2\ *) FREQ_IN="$INPUT_RTLSDR"M GAIN="$INPUT_GAIN" FREQ_OUT="$OUTPUT_FREQ"e6 . "$PWD/transponder.sh" 
+		2\ *) FREQ_IN="$INPUT_RTLSDR"M GAIN="$INPUT_GAIN" FREQ_OUT="$OUTPUT_FREQ"e6 . "$PWD/transponder.sh" >/dev/null 2>/dev/null &
 		do_status;;
 		3\ *) FREQ_IN="$INPUT_RTLSDR"M GAIN="$INPUT_GAIN" FREQ_OUT="$OUTPUT_FREQ"e6 . "$PWD/fm2ssb.sh" >/dev/null 2>/dev/null &
 		do_status;;
diff --git a/transponder.sh b/transponder.sh
index 32913fa..5b2d61b 100755
--- a/transponder.sh
+++ b/transponder.sh
@@ -3,4 +3,4 @@
 #You need a rtl-sdr dongle in order to run this
 echo "FREQ_IN=value-in_MHz GAIN=value-0_to_45 FREQ_OUT=value-in_MHz transponder"
 rtl_sdr -s 250000 -g "$GAIN" -f "$FREQ_IN" - | buffer \
-  | sudo ./sendiq -s 250000 -f "FREQ_OUT" -t u8 -i -
+  | sudo ./sendiq -s 250000 -f "$FREQ_OUT" -t u8 -i -