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 permissible in your locale.


gg1969 Jr. Member

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Date Registered:
November 29, 2013, 0007 UTC
Local Time:
February 27, 2024, 1017 UTC
Last Active:
December 25, 2014, 2307 UTC

Item image   Communications Receivers - Principles & Design by Ulrich L. Rohde and TTN Bucher