In order to promote amateur radio activity with stations in the canton of Aargau and to stimulate interest in the history of the region, the Aarau Amateur Radio Group HB9AJ issues the Aargau Castle Award (Diplom Burgen und Schlösser im Aargau).

Both licensed amateur radio operators and short wave listeners (SWL) can apply for the award.

Contacts on or after first of January 2010 with members of the Aarau Amateur Radio Group representing the following castles count towards the award:

Castle	Location	Call
Biberstein Castle	Biberstein	HB9COB
Fortress of Aarburg	Aarburg	HB9CTU
Governor's Castle	Baden	HB9BWN
Habsburg Castle	Habsburg	HB9MQM
Hallwyl Castle	Seengen	HB9AQF
Kasteln Castle	Oberflachs	HB9XAR
Lenzburg Castle	Lenzburg	HB9AJ
Liebegg Castle	Gränichen	HB9KAB
Schlössli Castle	Aarau	HB9KAM
Wildegg Castle	Möriken-Wildegg	HB9BAQ

Contacts on all frequencies allocated to the Amateur Radio Service and in all modes of operation allowed are valid for the Aargau Castle Award with the exception of contacts via terrestrial repeater stations and Echolink. April and November are designated special activity months for stations participating in the Aargau Castle Award.

The award is issued to applicants submitting proof of contacts with at least seven different stations representing castles in the canton of Aargau.

Applications including a list of QSL cards certified by two licensed radio amateurs (GCR list) are to be sent to the award manager:

To cover the costs of the award the following fees are charged: Swiss applicants CHF 10.00, foreign applicants EUR 10.00 or US$ 15.00.
The money should be sent in bills with the application.