What's Happening
The latest from Arizona's amateur radio community.
Latest Post
Ham Radio Prep Wants to Put a Radio License in Every School in America — For Free
Ham Radio Prep will license a classroom of students at your local school — for free. Here's how to make it happen.
Read more
Photo Gallery
Community Photos
76 photos from ARCA events and club activities.
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Member Clubs
501(c)(3)
Tax-Exempt
Statewide
Coverage
Since 1967
Serving Arizona
What We Do
ARCA serves as the voice of amateur radio in Arizona, coordinating clubs, events, and initiatives that strengthen our community.
Connect Clubs
We bring together amateur radio clubs from across Arizona, fostering collaboration and community.
Recognize Excellence
Our Ham of the Year awards celebrate outstanding contributions to amateur radio in Arizona.
Support Education
Annual scholarships help aspiring hams and STEM students pursue their radio-related education.
Promote Events
From hamfests to contests, we help coordinate and promote amateur radio events statewide.