[HN Gopher] Guide to building a Ground-Penetrating Radar for edu...
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       Guide to building a Ground-Penetrating Radar for educational use
       (2017) [pdf]
        
       Author : _Microft
       Score  : 7 points
       Date   : 2021-05-20 18:52 UTC (4 hours ago)
        
 (HTM) web link (gpradar.eu)
 (TXT) w3m dump (gpradar.eu)
        
       | _Microft wrote:
       | They go into the details of etching PCBs (=circuit boards)
       | themselves. I have never created a PCB myself but from what I
       | read at various electronics maker pages on the web, this is not
       | recommended since getting them professionally (and successfully!)
       | made is very cheap nowadays.
       | 
       | From what I just saw on JLCPCB [0], getting five pieces of a
       | small two-layer PCB made and shipped to anywhere in the world
       | costs about $10 and takes roughly two weeks.
       | 
       | [0] https://jlcpcb.com/
        
       | LinuxBender wrote:
       | Are there any hobby groups that make kits and open source
       | software for this? Any forums? I would love to have GPR but the
       | software for the commercial devices is expensive. I will probably
       | rent a unit in a few months.
        
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       (page generated 2021-05-20 23:02 UTC)