To celebrate the 90th anniversary of the International Amateur Radio Union (IARU) and the 85th anniversary of the Polski Związek Krótkofalowców (PZK), Poland’s IARU member-society, Polish Amateur Radio operators will be using 12 special event call signs between January 1 and April 30, 2015. There will be six IARU-suffix call signs — 3Z90IARU, HF90IARU, SN90IARU, SO90IARU, SP90IARU, and SQ90IARU — and six PZK-suffix call signs — 3Z85PZK, HF85PZK, SN85PZK, SO85PZK, SP85PZK, and SQ85PZK).

The January 1 to April 30 operating period encompasses the 85th anniversary of the PZK on February 24, and the 90th anniversary of the IARU on April 18 — World Amateur Radio Day. An award certificate will be available for qualifying operators/stations. Details are on the PZK website.

Special German call signs also will be on the air throughout 2015 to mark the 90th anniversary of the IARU and the 65th anniversary of the Deutscher Amateur Radio Club (DARC) — Germany’s IARU member-society. The call signs are DJ90IARU, DK65DARC, and DL65DARC. DARC is offering a DARC 65 Award.