Fix rf_gain

config_webrx.py

@@ -82,7 +82,7 @@ start_rtl_thread=True
 
 # >> RTL-SDR via rtl_sdr 
 
-start_rtl_command="rtl_sdr -s {samp_rate} -f {center_freq} -p {ppm} - | nc -vvl 127.0.0.1 8888".format(rf_gain=rf_gain, center_freq=center_freq, samp_rate=samp_rate, ppm=ppm)
+start_rtl_command="rtl_sdr -s {samp_rate} -f {center_freq} -p {ppm} -g {rf_gain} - | nc -vvl 127.0.0.1 8888".format(rf_gain=rf_gain, center_freq=center_freq, samp_rate=samp_rate, ppm=ppm)
 format_conversion="csdr convert_u8_f"
 
 # >> Sound card SDR (needs ALSA)