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Amateur Radio Repeater • 70cm
N6TKA — 440.76250 MHz
Williams • Coconino County, Arizona • Grid DM35vf
RF Coverage & Terrain Viewshed
Estimated 18 mi coverage footprint • Click anywhere on map to calculate terrain cross-section
Technical Parameters
| Downlink (Listen / RX) | 440.76250 MHz |
|---|---|
| Uplink (Transmit / TX) | 445.76250 MHz |
| Offset / Shift | +5.000 MHz |
| Uplink Tone (TX Access) | CC 1 |
| Downlink Squelch (RX) | Carrier Squelch (Open RX / Tone Optional) |
| Mode & Bandwidth | DMR • 70cm |
| Maidenhead Grid | DM35vf |
| Coordinates | 35.24950° N, -112.19100° W |
| Ground Elevation | ~6,765 ft AMSL |
| RepeaterBook Radius | 18 miles nominal |
| Linked System | DMR / Linked Network (N6TKA) |
| Sponsor / Trustee | Trustee (N6TKA) |
| Coordination | ARCA |
| Official Website | https://www.azfreqcoord.org/ |
Propagation & Line-of-Sight
Terrain & Elevation
Williams Ground Profiling
Situated at ~6,765 ft AMSL in Coconino County (Maidenhead Grid DM35vf). 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 ProfilerOfficial Database & Coordination
Live Records on RepeaterBook
Check trustee contact information, travel tones, coordinated status, and community reports directly on RepeaterBook: