Changed -g 50 to -g $GAIN

receive.sh

@@ -31,7 +31,7 @@ fi
 # $7 = Satellite max elevation
 
 log "Starting rtl_fm record" "INFO"
-timeout "${6}" /usr/local/bin/rtl_fm ${BIAS_TEE} -f "${2}"M -s 60k -g 50 -E wav -E deemp -F 9 - | /usr/bin/sox -t raw -e signed -c 1 -b 16 -r 60000 - "${RAMFS_AUDIO}/audio/${3}.wav" rate 11025
+timeout "${6}" /usr/local/bin/rtl_fm ${BIAS_TEE} -f "${2}"M -s 60k -g $GAIN -E wav -E deemp -F 9 - | /usr/bin/sox -t raw -e signed -c 1 -b 16 -r 60000 - "${RAMFS_AUDIO}/audio/${3}.wav" rate 11025
 
 if [ "${SUN_ELEV}" -gt "${SUN_MIN_ELEV}" ]; then
 	ENHANCEMENTS="ZA MCIR MCIR-precip MSA MSA-precip HVC-precip HVCT-precip HVC HVCT"