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communication:emergency_devices [2022/01/15 01:20] princess_fluffypants [Uni-Directional] |
communication:emergency_devices [2022/01/15 01:41] princess_fluffypants [One-Way] |
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===== Satellite Trackers ===== | ===== Satellite Trackers ===== | ||
- | These devices communicate with satellites to give emergency-only communication anywhere in the world.((Some only work in North America or Europe)). They can typically be tracked from a website, which is nice for letting friends and family keep track of where you are, and have an " | + | Also known as PLBs((Personal Locator Beacons)), these devices communicate with satellites to give emergency-only communication anywhere in the world.((Some only work in North America or Europe)). They can typically be tracked from a website, which is nice for letting friends and family keep track of where you are, and have an " |
- | These require monthly subscriptions, | + | These require monthly subscriptions |
- | They can roughly be broken down into Uni-Directional | + | They can roughly be broken down into One-Way or Two-Way messaging. |
- | ==== Uni-Directional | + | [[https:// |
+ | ---- | ||
+ | ==== One-Way ==== | ||
* **PROS** | * **PROS** | ||
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**Common Models** - [[https:// | **Common Models** - [[https:// | ||
- | ==== Bi-Directional | + | |
+ | These are generally simplified "Come help me!" beacons. | ||
+ | |||
+ | A major disadvantage of these is the lack of ability for authorities to verify if the emergency beacon being sent out is actually an emergency. The S&R industry estimates that that between 80-99% of activations of these devices are false alarms, either because the [[https:// | ||
+ | |||
+ | While in a perfect world all emergency requests are taken as seriously as any other . . . the reality is that emergency services get "alert fatigue" | ||
+ | ---- | ||
+ | ==== Two-Way ==== | ||
* **PROS** | * **PROS** | ||
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* Configuration and operation can be complicated | * Configuration and operation can be complicated | ||
* Takes more battery power, needs to be charged regularly | * Takes more battery power, needs to be charged regularly | ||
+ | |||
+ | **Common Models** - [[https:// | ||
+ | |||
+ | The major advantage of these is that they allow emergency centers to send messages back and forth to verify that it's an actual emergency. | ||
+ | |||
+ | Additionally these devices allow for 160-charecter messaging (typically when paired via bluetooth to a smart phone) to and from any phone number capable of texting. While it's minimal, some communication is better than nothing when you're in extremely remote areas. |