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README: update instructions for rtl_tcp mode

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Jan Hamal Dvořák 2024-06-06 21:23:36 +02:00
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README.md
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@ -22,12 +22,12 @@ See the [blog post](https://blog.porucha.net/2024/pico-sdr/) for more informatio
picotool load -f build/pico_sdr.uf2
```
3. Start the USB serial to TCP bridge, setting the frequency to 88.2 MHz:
3. Start the USB serial to TCP bridge:
```bash
python util/bridge.py -f 88200000
python util/bridge.py
```
4. Open `grc/PicoSDR-WBFM.grc` in GNU Radio Companion.
4. Open `grc/PicoSDR-WBFM.grc` in GNU Radio Companion, adjust carrier frequency to match your favorite FM radio station and press `F6`.
5. Press `F6`.
5. Alternatively [gqrx](https://www.gqrx.dk/) seems to work fine with `rtl_tcp` input mode. Maximum sample rate seem to be 400 ksps, above that the samples are dropped.