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spectrum analyzer

Recent contents
  1. Jan Janowski

    Partial SA Sweep of ISP Cable Feed – TinySA Results

    last week was my first attempt at this sort of thing..... But this is the area just below and above where Modem Diagnostics's say is the 26 Internet Receive channels are. This is a partial SA sweep of my ISP cable feed as documented using a TinySA Spectrum Analyzer with 75 to 50 ohm converter...
  2. Jan Janowski

    Spectrum analyzer to examine ISP’s cable feed for carrier flat-ness

    Have you ever…. Used a spectrum analyzer (with 75/50 ohm converter) to examine ISP’s cable feed for carrier flat-ness, etc? I know it’s not the same as modem diagnostics when it comes to Ethernet connection, but it could point out RF issues on cable getting to the modem, such as roll off due to...
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