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Poor reception areas
It may be difficult to receive the time signal properly under certain environmental
conditions or in areas susceptible to radio noise.
Extremely hot or cold locations
•
Inside vehicles
•
Near electrical equipment or office
•
appliances
Near high-tension electrical
•
lines, railway overhead wires or
communication facilities
Inside reinforced concrete
•
buildings, between tall buildings,
mountains, or underground
Near mobile phones that are in
•
use
Notes on the time signal reception
