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.


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Date Registered:
February 15, 2012, 2047 UTC
Local Time:
June 08, 2023, 2120 UTC
Last Active:
April 20, 2020, 0657 UTC

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