What is a common problem when using vibration detection devices for perimeter control?
Posted: Tue Aug 16, 2022 6:14 am
What is a common problem when using vibration detection devices for perimeter control?
A. They are vulnerable to non-adversarial disturbances.
B. They can be defeated by electronic means.
C. Signal amplitude is affected by weather conditions.
D. They must be buried below the frost line.
A. They are vulnerable to non-adversarial disturbances.
B. They can be defeated by electronic means.
C. Signal amplitude is affected by weather conditions.
D. They must be buried below the frost line.