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.


jcwilshire Newbie

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Date Registered:
September 12, 2013, 1410 UTC
Local Time:
March 23, 2023, 1043 UTC
Last Active:
February 12, 2017, 0741 UTC

Item image   Ionization Chambers And Counters by Bruno B. Rossi and Hans H. Staub