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Amateur Radio Repeater • 70cm

K7PNX — 448.02500 MHz

Sacaton Peak • Pinal County, Arizona • Grid DM43da

70cm FM On-Air (ARCA Coordinated) 136.5 Hz -5.000 MHz Shift RepeaterBook Club Website

RF Coverage & Terrain Viewshed

Estimated 35 mi coverage footprint • Click anywhere on map to calculate terrain cross-section

Terrain Profiler Tool

Technical Parameters

Downlink (Listen / RX) 448.02500 MHz
Uplink (Transmit / TX) 443.02500 MHz
Offset / Shift -5.000 MHz
Uplink Tone (TX Access) 136.5 Hz
Downlink Squelch (RX) Carrier Squelch (Open RX / Tone Optional)
Mode & Bandwidth FM (Analog) • 70cm
Maidenhead Grid DM43da
Coordinates 33.02500° N, -111.72000° W
Ground Elevation ~2,755 ft AMSL
RepeaterBook Radius 35 miles nominal
Linked System Linked Network (City of Phoenix, EOC)
Sponsor / Trustee City of Phoenix EOC
Coordination ARCA
Official Website https://www.azfreqcoord.org/

Propagation & Line-of-Sight

Terrain & Elevation
Sacaton Peak Ground Profiling

Situated at ~2,755 ft AMSL in Pinal County (Maidenhead Grid DM43da). Topographic ground elevation can create shadows or knife-edge diffraction across surrounding Arizona mountain ridges. Click anywhere on the map above to inspect real-time optical line of sight.

Launch Terrain LOS Profiler
Official Database & Coordination
Live Records on RepeaterBook

Check trustee contact information, travel tones, coordinated status, and community reports directly on RepeaterBook: