From 340678a20abd5426be92d6b91d4aeab8b8b91707 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andr=C3=A1s=20Retzler?= Date: Sun, 29 Nov 2015 11:32:12 +0100 Subject: [PATCH 1/2] Update README.md --- README.md | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/README.md b/README.md index 8d565aa..f347d8f 100644 --- a/README.md +++ b/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) From 1551ab62e6f096633b7b8a16d95bbaef1bdd6e22 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Andr=C3=A1s=20Retzler?= Date: Sun, 29 Nov 2015 11:32:59 +0100 Subject: [PATCH 2/2] Update README.md --- README.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/README.md b/README.md index f347d8f..912aae5 100644 --- a/README.md +++ b/README.md @@ -222,7 +222,7 @@ On your PC, run: 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. +Run `pavucontrol` and set the recording source of `arecord` to "Monitor of" your speakers output. ![pavucontrol](/images/pavucontrol.png?raw=true)