Hardware/Companion Nodes: Difference between revisions

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== Companion Node Overview ==
== Pre-Built ==
Companion nodes require a smartphone and use '''Bluetooth (BLE)''' to connect.   
This is a '''companion node''' and requires a smartphone.   
You then use the MeshCore or Meshtastic app on your phone to control the node and send messages into the mesh.   
The MeshCore or Meshtastic app connects to the node over Bluetooth (BLE) and is used to send and receive messages on the mesh.   
 
This is the easiest way to get started — buy a companion node, flash your firmware of choice, and join the mesh. 
 
We still recommend you buy one of the antennas listed above, as most manufacturers ship poorly tuned antennas with their devices. 
 
The following pre-built companion nodes are popular and widely available: 
 
{| class="wikitable"
! Product
! Notes
! Link
|-
| LilyGO T-Echo
| Compact device designed for Meshtastic/MeshCore with onboard display and GPS. 
Good option for those who want something ready to use with minimal setup.
| [https://lilygo.cc/en-ca/products/t-echo-lilygo Link]
|-
| SenseCAP T1000-E
| A slim card-style tracker device from SeeedStudio. 
Portable and simple form factor (also IP65-rated) — easy to carry as a personal node.
| [https://www.seeedstudio.com/SenseCAP-Card-Tracker-T1000-E-for-Meshtastic-p-5913.html Link]
|}


There are standalone devices such as the '''T-Deck''', but we recommend starting with a companion node instead. 
Standalone units have quirks and limitations that can make them challenging for beginners.


== Build Your Own ==
== Build Your Own ==
For hobbyists who like to source parts and assemble their own node, here’s an example Ottawa-friendly build (antenna not included here, see above recommendation):
This is a '''companion node''' and requires a smartphone. 
The MeshCore or Meshtastic app connects to the node over Bluetooth (BLE) and is used to send and receive messages on the mesh. 
 
For hobbyists who like to source parts and assemble their own node, here’s an example Ottawa-friendly build (antenna not included here, see above recommendation):


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| [https://www.makerfocus.com/products/makerfocus-3-7v-3000mah-lithium-rechargeable-battery-1s-3c-lipo-battery-pack-of-4?variant=44823607541998 Link]
| [https://www.makerfocus.com/products/makerfocus-3-7v-3000mah-lithium-rechargeable-battery-1s-3c-lipo-battery-pack-of-4?variant=44823607541998 Link]
|}
|}
''Approximate total cost (excluding antenna): $58.18 CAD''
''Approximate total cost (excluding antenna): $58.18 CAD''


Take a peek at [https://www.printables.com/@AlleyCat/models Alley Cat’s models] — they’re excellent 3D-printable cases for custom companion node builds.
Take a peek at [https://www.printables.com/@AlleyCat/models Alley Cat’s models] — they’re excellent 3D-printable cases for custom companion node builds.


== Pre-Built ==
== Standalone Nodes ==
For users who want to skip sourcing individual parts, the following pre-built companion nodes are popular and widely available:
There are standalone devices such as the '''T-Deck''', but we recommend starting with a companion node instead.   
 
Standalone units have quirks and limitations that can make them challenging for beginners.   
{| class="wikitable"
! Product
! Notes
! Link
|-
| LilyGO T-Echo
| Compact device designed for Meshtastic/Meshcore with onboard display and GPS.   
Good option for those who want something ready to use with minimal setup.
| [https://lilygo.cc/en-ca/products/t-echo-lilygo Link]
|-
| SenseCAP T1000-E
| A slim card-style tracker device from SeeedStudio.   
Portable and simple form factor (also IP65-rated) — easy to carry as a personal node.
| [https://www.seeedstudio.com/SenseCAP-Card-Tracker-T1000-E-for-Meshtastic-p-5913.html Link]
|}


== Standalone Nodes ==
{| class="wikitable"
{| class="wikitable"
! Product
! Product

Revision as of 07:14, 30 August 2025

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Antenna Recommendation

Almost every LoRa device ships with a very basic factory antenna that performs poorly. The Ottawa mesh community has tested many replacements, and the following antenna is highly recommended as a reliable upgrade:

Product Cost (CAD) Link
Gizont 167CM 915MHz SMA M $10.53 CAD Link
LINX ANT-916-CW-HW-SMA $14.65 CAD Link
Taoglas TI.09.A.0111 $17.47 CAD Link

Pre-Built

This is a companion node and requires a smartphone. The MeshCore or Meshtastic app connects to the node over Bluetooth (BLE) and is used to send and receive messages on the mesh.

This is the easiest way to get started — buy a companion node, flash your firmware of choice, and join the mesh.

We still recommend you buy one of the antennas listed above, as most manufacturers ship poorly tuned antennas with their devices.

The following pre-built companion nodes are popular and widely available:

Product Notes Link
LilyGO T-Echo Compact device designed for Meshtastic/MeshCore with onboard display and GPS.

Good option for those who want something ready to use with minimal setup.

Link
SenseCAP T1000-E A slim card-style tracker device from SeeedStudio.

Portable and simple form factor (also IP65-rated) — easy to carry as a personal node.

Link


Build Your Own

This is a companion node and requires a smartphone. The MeshCore or Meshtastic app connects to the node over Bluetooth (BLE) and is used to send and receive messages on the mesh.

For hobbyists who like to source parts and assemble their own node, here’s an example Ottawa-friendly build (antenna not included here, see above recommendation):

Item Product Name Cost (CAD) Link
LoRa Board Heltek T114 (Bundle: Screen Case) $48.18 CAD Link
Battery Makerfocus 3.7V 3000mAh Lipo $10.00 CAD Link

Approximate total cost (excluding antenna): $58.18 CAD

Take a peek at Alley Cat’s models — they’re excellent 3D-printable cases for custom companion node builds.

Standalone Nodes

There are standalone devices such as the T-Deck, but we recommend starting with a companion node instead. Standalone units have quirks and limitations that can make them challenging for beginners.

Product Notes Link
LilyGO T-Deck Plus Updated version of the T-Deck with improved specs and refinements.

Designed with Meshtastic/MeshCore in mind for better performance and usability.

Link