Update README.md

README.md

@@ -212,7 +212,7 @@ On the PC, execute this:
 
 ### Transmitting amateur radio digital modes from remote computer
 
-On the Raspberry Pi, run:
+On the Raspberry Pi, run this to transmit USB:
 
     nc -l 8011 | csdr convert_i16_f | csdr dsb_fc | csdr bandpass_fir_fft_cc 0 0.1 0.01 | csdr gain_ff 2.0 | csdr shift_addition_cc 0.2 | sudo rpitx -i- -m IQFLOAT -f 28400
 
@@ -220,12 +220,12 @@ On your PC, run:
 
     arecord -fS16_LE -r48000 -c1 - | nc raspberrypi.local 8011
 
-Run fldigi, and start to transmit:
-
-![fldigi](/images/fldigi.png?raw=true)
-
-If you have Ubuntu, you are likely to have PulseAudio.
+If you have Ubuntu on your PC, you are likely to have PulseAudio.
 
 Run `pavucontrol` and set the source of `arecord` to "Monitor of" your speakers output.
 
 ![pavucontrol](/images/pavucontrol.png?raw=true)
+
+On the PC, run `fldigi`, and start to transmit:
+
+![fldigi](/images/fldigi.png?raw=true)