As hikers, we all know that layers of clothing are the most effective way to keep our bodies at the right temperature as well as protected from the elements. Layers in communication have the same effectiveness.
Base Layer
Just as the moisture wicking fabric or merino wool first layer that we put on first provide that first level of comfort in our clothing, our cell phone provides most of us with the basic comforts we rely on in communication. We almost always have it on regardless of the conditions.

There are conditions however that render the communications from a cell phone limited and in some cases it won’t work at all. Hiking and backpacking more often than not takes us to places that the phone/text functionality become useless. That is why we need additional layers of communication.
Comfort or Insulation Layer
A fleece, hoodie or puffer jacket offer us warmth in cooler and cold conditions. Your ability to enjoy your trek can be greatly affected by how you use these layers. They also become part of a protection layer as hypothermia can set in quickly without realizing it.

Communications through two-way radios help us stay safe and informed about what lies ahead. For example, a scout might warn, “Watch out for loose rocks 100 yards after the water crossing.” They allows us to take a break or explore a side trail while keeping the group updated. We can hike at our own pace and check in at designated points. Most importantly, we can reach out for help if we encounter problems.
Protection Layer
Getting and staying wet on the trail can lead to the most dangerous of conditions. That is why it is recommended to always carry good quality rain gear with you.
Satellite technology (Garmin, Spot, Zoleo, etc.) is your protection layer. A fleece will not keep you dry. Similarly, a two-way radio or cell phone with no service will not help you in an emergency. Emergencies like a broken bone, dehydration, or hypothermia require reliable equipment.

Conclusion
A layered approach in communications is as important as the layers of clothing that you wear or carry. In additional posts on this site, I will be going deeper into how these become part of your comms plan, the best practices for using each and the products and services that make up the layers.


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