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FCC Spectrum Management Mistakes: The “Sweet Sixteen” List - Part 4 Summary and Reflections

We have now finished reviewing the dismal (partial) list of historic FCC spectrum management engineering mistakes, and in this final part of the series we’ll look at some suggestions for how the FCC could, ideally, conduct this highly-important function.  The Commission would never adopt any of these proposals, of course, but “even engineers can dream!” [...]

FCC Spectrum Management Mistakes: The “Sweet Sixteen” List - Part 3

In this post we will finish the list of FCC historic spectrum management mistakes that began with Part 1 of this series. 12.  Land Mobile “Re-farming:” (1990s-present). By itself not a major league blunder, but more of a “wolf in sheep’s clothing” gambit.  The basic idea is to halve, and then later halve again, the [...]

The Health and Future of AM Broadcasting?

The Old RF Curmudgeon

LBA asks: What do you think of the future of AM broadcasting as you see it today? This one is emotional, of course.  After all, AM radio is one of the very oldest uses of the radio spectrum (beginning ~1919), as evidenced in part by the Medium Frequency band on which it began and still [...]

Are Superpowered FM Broadcasters affecting Mother RF Spectrum?

LBA asks: There has been a lot of activity recently among FM broadcasters, what with adding IBOC digital, more transmitting power and station upgrades for better coverage. Knowing your “RF sensitivity”, where is all this going for our spectrum? One day not too long ago I happened to have my spectrum analyzer connected to the outside [...]

Ask The Old RF Curmudgeon - "What About RF Interference from LED Devices?"

*** If you are new to The Old Curmudgeon series, read the previous blog for a brief introduction.*** LBA asks – “Well, RF Curmudgeon, what do you say to this RF interference and spectrum pollution from the nifty LED devices popping up everywhere? Why I can’t drive through an intersection without LED traffic lights blanking [...]