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Amateur Radio Repeater • 70cm

W7AZQ — 447.00000 MHz

Quartzsite • La Paz County, Arizona • Grid DM23vp

70cm FM On-Air (ARCA Coordinated) 123.0 Hz -5.000 MHz Shift RepeaterBook Club Website

RF Coverage & Terrain Viewshed

Estimated 18 mi coverage footprint • Click anywhere on map to calculate terrain cross-section

Terrain Profiler Tool

Technical Parameters

Downlink (Listen / RX) 447.00000 MHz
Uplink (Transmit / TX) 442.00000 MHz
Offset / Shift -5.000 MHz
Uplink Tone (TX Access) 123.0 Hz
Downlink Squelch (RX) Carrier Squelch (Open RX / Tone Optional)
Mode & Bandwidth FM (Analog) • 70cm
Maidenhead Grid DM23vp
Coordinates 33.66390° N, -114.22720° W
Ground Elevation ~879 ft AMSL
RepeaterBook Radius 18 miles nominal
Linked System ARCA Coordinated (Eddy Lair)
Sponsor / Trustee Eddy Lair
Coordination ARCA
Official Website https://www.azfreqcoord.org/

Propagation & Line-of-Sight

Terrain & Elevation
Quartzsite Ground Profiling

Situated at ~879 ft AMSL in La Paz County (Maidenhead Grid DM23vp). 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: