Technology has changed warfare and the numbers required to operate equipment.

These appliances can provide a secure place for a firefighter to operate equipment from, and allow multiple people, including rescued persons, to be carried.

We have a chronic shortage of operating equipment.

Replacing this large central part requires remotely operated equipment.

Jamming may be intentional, as with an electronic warfare tactic, or unintentional, as with friendly forces operating equipment that transmits using the same frequency range.