<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>viraptor</author><text>You can make them pretty easily. I made a qfh one for ~$30 worth of PVC and cable. &lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;photos.app.goo.gl&amp;#x2F;TLMZWZmkAuBJtUPz6&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;photos.app.goo.gl&amp;#x2F;TLMZWZmkAuBJtUPz6&lt;/a&gt;&lt;p&gt;Similar to what this person&amp;#x27;s doing: &lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;www.instructables.com&amp;#x2F;id&amp;#x2F;NOAA-Satellite-Signals-with-a-PVC-QFH-Antenna-and-&amp;#x2F;&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;www.instructables.com&amp;#x2F;id&amp;#x2F;NOAA-Satellite-Signals-with...&lt;/a&gt;</text><parent_chain><item><author>josephgl</author><text>A $10 SDR device sure, but then he’s using a $200+ antenna!&lt;p&gt;There is a link in the video description for a DIY alternative, but its a little intimidating for a beginner like me (there are no WIP pictures!)&lt;p&gt;Anyone have any tips&amp;#x2F;links for someone interested in building a DIY, lower cost antenna for receiving these weather satellite signals?</text></item></parent_chain></comment><story><title>Receiving NOAA Weather Satellite Images with $10 USB SDR Device (2014) [video]</title><url>https://www.youtube.com/watch?v=0efTTWMl3v0</url></story>
<instructions>Your goal is to analyze the following comment and estimate how highly it will be upvoted by the Hacker News community.</instructions><comment><author>wdfx</author><text>You can apparently make a suitable antenna from a wire coat hanger or aluminium rod as such: &lt;a href=&quot;https:&amp;#x2F;&amp;#x2F;www.rtl-sdr.com&amp;#x2F;simple-noaameteor-weather-satellite-antenna-137-mhz-v-dipole&amp;#x2F;&quot; rel=&quot;nofollow&quot;&gt;https:&amp;#x2F;&amp;#x2F;www.rtl-sdr.com&amp;#x2F;simple-noaameteor-weather-satellite-...&lt;/a&gt;&lt;p&gt;I tried this and whilst I could detect the signal carrier, I did not manage to decode more than about a few dozen lines of image.&lt;p&gt;sdr-radio V3 with its satellite tracking plugin makes the receiver part easy, and does the Doppler correction for you.</text><parent_chain><item><author>josephgl</author><text>A $10 SDR device sure, but then he’s using a $200+ antenna!&lt;p&gt;There is a link in the video description for a DIY alternative, but its a little intimidating for a beginner like me (there are no WIP pictures!)&lt;p&gt;Anyone have any tips&amp;#x2F;links for someone interested in building a DIY, lower cost antenna for receiving these weather satellite signals?</text></item></parent_chain></comment><story><title>Receiving NOAA Weather Satellite Images with $10 USB SDR Device (2014) [video]</title><url>https://www.youtube.com/watch?v=0efTTWMl3v0</url></story>