diff options
Diffstat (limited to 'talk.ipynb')
| -rw-r--r-- | talk.ipynb | 17 |
1 files changed, 10 insertions, 7 deletions
@@ -10,7 +10,7 @@ "source": [ "# Pulling radio data out of thin air\n", "\n", - "## Pycon Israel 2018" + "## Yuval Adam" ] }, { @@ -24,8 +24,9 @@ "## Yuval Adam\n", "\n", " - Full stack developer and systems architecture consultant\n", + " - Using Python for **everything** for 10+ years\n", " - https://yuv.al\n", - " - @yuvadm\n", + " - [@yuvadm](https://twitter.com/yuvadm)\n", "\n" ] }, @@ -242,7 +243,7 @@ "\n", "sdr = RtlSdr()\n", "sdr.sample_rate = 1.2e6 # 1,200,000 samples per second\n", - "sdr.center_freq = 91.8e6 # 91,800,00 Hz frequency for the radio station\n", + "sdr.center_freq = 91.8e6 # 91,800,000 Hz frequency for the radio station\n", "sdr.gain = 'auto' # tune the gain (AKA \"volume\") automatically\n", "\n", "samples = sdr.read_samples(1.2e6 * 10)\n", @@ -318,7 +319,7 @@ "outputs": [], "source": [ "# De-emphasis filter\n", - "# Even I'm not sure how/why this works\n", + "# Even I'm not sure exactly how/why this works\n", "\n", "# MAKE THINGS SOUND BETTER\n", "\n", @@ -353,7 +354,7 @@ }, { "cell_type": "code", - "execution_count": 7, + "execution_count": 8, "metadata": { "slideshow": { "slide_type": "subslide" @@ -387,8 +388,8 @@ "## Review\n", "\n", " - Took a fixed set of samples, did some math on them\n", - " - Python, NumPy and SciPy are **very** good at doing fast processing of static data\n", - " - When handling real-time data, buffering becomes a serious issue\n", + " - Python, NumPy and SciPy are very good at doing fast processing of **static** data\n", + " - When handling **real-time** data, buffering becomes a serious issue\n", " - How do you synchronize different input/ouput sample rates on the same flow?" ] }, @@ -424,6 +425,8 @@ " - https://osmocom.org/projects/sdr/wiki/rtl-sdr\n", " - https://www.reddit.com/r/RTLSDR/wiki/index\n", " - Michael Ossmann's video course - https://greatscottgadgets.com/sdr/\n", + " - But you don't really need do know math\n", + " - Lots of code is already written\n", " - Explore the radio waves!" ] }, |