Turn a ridge, rooftop, or barn into backbone infrastructure for the Sonoma County mesh — here's what a repeater does, where to put it, what to buy, and how to bring it online without stepping on an existing node.
A companion node lets you send and receive messages. A repeater does something different: it sits in one place, usually unattended, and automatically relays other people's traffic further than any single device could reach alone. Repeaters are the backbone of the mesh — the more of them there are, spaced sensibly across the terrain, the more reliable and far-reaching the whole network becomes for everyone using it.
Rural ranches, coastal roads, and Mayacamas hillsides sit in some of the county's most persistent cell dead zones — exactly where a single well-placed repeater can connect an entire valley or ridge system. The Bay Area MeshCore network has a national counterpart making the same case for volunteers everywhere: see RegionMesh's Repeaters Wanted for why coverage gaps matter and the kinds of locations — attics, rooftops, barns, hillside ranches, ridgelines — that make good candidates nationwide. Locally, check the existing ham & GMRS repeater network first so a new MeshCore repeater fills a real gap instead of duplicating coverage that already exists.
Elevation is the single biggest factor in a repeater's effective range, but a clear line of sight toward the area you want to cover matters just as much as raw height.
The strongest option. A rooftop or a 15–30 ft mast with an unobstructed view in the direction you want to cover can reach roughly 20–25 miles under good conditions.
A practical fit for ranch and vineyard properties — mount on a barn roof, high fence post, or sturdy tree limb with clear solar exposure for the panel through the day.
Fine as a fallback when roof access isn't possible. Ground-level placement typically covers a few miles rather than tens of miles, but still adds useful redundancy to the mesh.
Range figures and mounting guidance per RegionMesh's MeshCore repeater guide.
Bay Area MeshCore runs its own step-by-step repeater guide — Bay Area-specific radio settings, Web Flasher steps (Community Firmware, Repeater role), and how to register your location on the network. Pair it with their recommended repeater hardware ($90–$99, e.g. Seeed SenseCAP Solar Node P1-Pro or RAK WisMesh Repeater Mini). Read both before you buy or climb a roof.
Bay Area MeshCore repeater setup guideBefore you buy or climb, run your candidate site through MeshPeaks — a free terrain-based viewshed and link-budget planning tool built for LoRa, MeshCore, and Meshtastic networks. Drop a pin on your hilltop or rooftop to see realistic line-of-sight range before you invest in hardware.
Open MeshPeaksBefore you buy or climb, post your general location and elevation in the Bay Area MeshCore Discord. Experienced operators can confirm the site fills a real gap and flag if another node already covers it. Once it's running, check the live regional maps to confirm it shows up.
Join Bay Area MeshCoreElevation is everything for LoRa range. These well-known peaks and parks are strong candidate locations for line-of-sight repeater siting — markers show public landmarks, not confirmed MeshCore infrastructure, and a few are left off because a ham/GMRS repeater already sits nearby (see the existing repeater network).
Disclaimer: markers show well-documented geographic high points, not verified MeshCore node or repeater locations. Always check line-of-sight and land access/permission before installing equipment.
This map shows well-known landmarks only. For a live, interactive version, open an example Sonoma County view on MeshPeaks — centered on Taylor Mountain, near the geographic center of the county, with a full-county radio viewshed already calculated. From there, click Find Highest Peaks to auto-scan for exact high points by elevation within the county, or Load Repeaters to overlay every live Bay Area MeshCore node currently on the network. Taylor Mountain is just a starting example — re-center the map and re-run those tools for your own candidate site. Works best on a desktop browser; the toolbar buttons are hard to reach on mobile.
Open Sonoma County view on MeshPeaksGet your first companion node running before you invest in repeater hardware — the setup steps are the same, just faster.
Back to Getting Started