New Repeaters Online – Catalina Radio Club (Tucson)**The **W7SA** (Catalina Radio Club / Raytheon) station has brought **new 2m and 70 cm repeaters online**, now functioning well as open repeaters — any licensed ham is welcome to use them. The club also noted their HF transmissions remain offline due to RF safety concerns at their Tucson facility, with updates expected later in 2026.
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Arizona Frequency Coordination – Directory Updated April 2026**The **Arizona Frequency Coordination Committee** (a subcommittee of ARCA) keeps the official statewide repeater directory. The 2-meter (146 MHz) directory was last updated **April 23, 2026**, and the 440 MHz directory was updated **January 11, 2026**, reflecting new and changed repeater listings across the Phoenix metro, Tucson, Flagstaff, Yuma, Bullhead City, and other regions.
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Western States DMR Network – Arizona Updates**The Western States DMR Network has been active with recent changes relevant to Arizona operators. **Talk Group CORA (8850)** was added to the Guadalupe repeater on **March 21, 2026**, and a new **Mount Lukens repeater site** was added on March 17, 2026. The Cactus Talk Group (TG 3185) is available on most DMR repeaters affiliated with the Cactus Intertie System.
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Cactus Intertie & SARBA (Phoenix/Statewide)**The **Cactus Intertie System**, established in 1971, remains one of the most extensive private UHF amateur networks in the country, covering large portions of Arizona, California, New Mexico, Nevada, Utah, Colorado, and Texas. The **SARBA** (Saguaro Amateur Remote Base Association) affiliate sponsors 8 remote base radios covering the Phoenix metro, Central Arizona, Safford, Payson, Show Low/Pinetop, the White Mountains, and Flagstaff.