OFCA has approved HARTS to use the spe­cial call­sign of VR100IARU for cel­e­brat­ing the IARU centenary.

As part of the cel­e­bra­tions of the cen­te­nary of the Inter­na­tion­al Ama­teur Radio Union, HARTS will oper­ate the call­sign VR100IARU from May 2025 to …

Dear Con­tester,

The ALL ASIAN DX Contest rules have been revised to make the contest more fun and attractive for participants.

The 2025 ALL ASIAN DX Con­test Dates:
CW : June 21 — 22, 2025
PHONE : Sep­tem­ber 6 — …

The Japan Ama­teur Radio League, Inc. (Head­quar­ters: Toshi­­ma-ku, Tokyo; Pres­i­dent: Koji MORITA, JA5SUD), here­inafter “JARL,” is proud to sup­port “Expo 2025 Osa­ka, Kan­sai, Japan” as an offi­cial Site Oper­a­tion Sup­pli­er. In this role, …

For those unable to attend the IARU Region 3 ARDF work­shop, now you can get access to the pre­sen­ta­tion online.

There is two work­shop videos avail­able. Those files can be down­loaded from the fol­low­ing link:

https://drive.google.com/drive/folders/17PUfZuJYF2mbYBO3waGzjKry9o35e1zJ?usp=sharing

We hope you can find …

HARTS took the chance to have an eye­ball qso par­ty dur­ing the first IARU R3 net.  An arti­cle was writ­ten by Mr. Samuel Lo from HARTS to report the activities. 

From the arti­cle, you will see new hams are, in …