# Definitions

| Term                           | Definition                                                                                                                                                                                                                                                                                      |
| ------------------------------ | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **Collaborators**              | Any person who uses Motus for research, education, or otherwise                                                                                                                                                                                                                                 |
| **Receiver**                   | A computer designed to receive radio signals                                                                                                                                                                                                                                                    |
| **Receiver deployment**        | Describes a single setup of a receiver station. This includes information such as: number, types, directions, and heights of antennas; location of station, receiver listening frequency, computer serial numbers, type of antenna mounting structure. Deployments are registered on Motus.org. |
| **Station**                    | Encompasses all receiver deployments at a single location.                                                                                                                                                                                                                                      |
| **Coax**                       | Coaxial cable, typically used to connect antennas to receivers.                                                                                                                                                                                                                                 |
| **CTT**                        | Cellular Tracking Technologies (i.e.; one of the companies that makes tags and receivers).                                                                                                                                                                                                      |
| **Lotek**                      | One of the companies that makes tags and receivers.                                                                                                                                                                                                                                             |
| **Antenna mount**              | The part which connects the antenna to the mounting structure. Typically a metal plate with U-bolts.                                                                                                                                                                                            |
| **Antenna mounting structure** | Usually a mast, but can be anything imaginable, such as a guard rail, a tree, or a wall.                                                                                                                                                                                                        |
| **Mast**                       | A structure used to mount antennas. Typically a metal pipe and often telescopic (pop-up), such as the [20A and 50A](http://wadeantenna.com/wp-content/uploads/2019/07/SPEC0047_C01_POP-UP-MAST_MCN0115.pdf) masts.                                                                              |
| **Tripod**                     | A three-legged structure used to support a mast. Usually 10-feet (3 m) tall (TRM-10L).                                                                                                                                                                                                          |
| **Angle iron**                 | Can be steel or aluminum. Angled piece of metal typically used to affix solar panels to tripods.                                                                                                                                                                                                |
| **Mast collar**                | A ring around the mast typically used to affix guy lines.                                                                                                                                                                                                                                       |
| **DMX**                        | A triangular tower structure used for more permanent installations. Usually requires a concrete footing or a building for support.                                                                                                                                                              |
| **Non-penetrating Roof Mount** | A type of mast mount which does not require anchoring. Typically used on flat roofs. See non-penetrating roof mounts.                                                                                                                                                                           |
| **SensorGnome**                | Open source receiver developed at the Phil Taylor Lab, Acadia University.                                                                                                                                                                                                                       |
| **CTT SensorStation**          | Receiver made by Cellular Tracking Technologies                                                                                                                                                                                                                                                 |
| **Lotek SRX**                  | SRX-series receiver made by Lotek Wireless Ltd.                                                                                                                                                                                                                                                 |
| **Tag**                        | A radio transmitter made by **Lotek** or **Cellular Tracking Technologies**.                                                                                                                                                                                                                    |
| **Tag deployment**             | The time period of when a tag was activated and in the field.                                                                                                                                                                                                                                   |
| **Motus Network**              | A collaborative network of receivers, transmitters, partners, and researchers which use radio telemetry to study animal movement.                                                                                                                                                               |
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| **Galvanic Corrosion**         | When two dissimilar metals meet in a corrosive electrolyte (salt water), the more reactive metal will corrode much more quickly than normal. Aluminum when in contact with steel.                                                                                                               |