We seek to understand and document all radio transmissions, legal and otherwise, as part of the radio listening hobby. We do not encourage any radio operations contrary to regulations. Always consult with the appropriate authorities if you have questions concerning what is permissable in your locale.


KPC6NDB Newbie

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Date Registered:
November 05, 2016, 1451 UTC
Local Time:
December 08, 2023, 1832 UTC
Last Active:
January 11, 2017, 0220 UTC

Item image   Design of Phased Locked Loop Circuits, With Experiments by Howard M. Berlin