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@ -63,7 +63,7 @@ Here's an MP3 test file you can [download](https://raw.githubusercontent.com/dav
1. Verify RTL-SDR can tune to a commercial FM radio station with `rtl_fm` program. The command below pipes raw data from `rtl_fm` into to sox `play` which will then decode the raw data to produce audio output. Modify the value after the `-f` to specify your own FM station/frequency (98.8 is BBC Radio One in the UK). 1. Verify RTL-SDR can tune to a commercial FM radio station with `rtl_fm` program. The command below pipes raw data from `rtl_fm` into to sox `play` which will then decode the raw data to produce audio output. Modify the value after the `-f` to specify your own FM station/frequency (98.8 is BBC Radio One in the UK).
- Start > Accessories > Terminal - Start > Accessories > Terminal
``` ```
rtl_fm -f 98.8M -M fm -s 170k -A fast -l 0 -E deemp | play -r 170k -t raw -e s -b 16 -c 1 -V1 - rtl_fm -f 98.8M -M fm -s 170k -A fast -l 0 | play -r 170k -t raw -e s -b 16 -c 1 -V1 -
``` ```
Expected output: Expected output:
``` ```
@ -179,7 +179,7 @@ Here's an MP3 test file you can [download](https://raw.githubusercontent.com/dav
1. Start `rtl_fm` in a Terminal window (keep this window open) 1. Start `rtl_fm` in a Terminal window (keep this window open)
- Start > Accessories > Terminal - Start > Accessories > Terminal
``` ```
rtl_fm -f 145.8M -M fm -s 170k -A fast -l 0 -E deemp | play -r 170k -t raw -e s -b 16 -c 1 -V1 - rtl_fm -f 145.8M -M fm -s 170k -A fast -l 0 | play -r 170k -t raw -e s -b 16 -c 1 -V1 -
``` ```
1. Start `doppler.py` in *another* Terminal window (keep this window open too) 1. Start `doppler.py` in *another* Terminal window (keep this window open too)
- Start > Accessories > Terminal - Start > Accessories > Terminal