On a particular Monday morning, the numbers station comes under attack by armed men.

He is shown leading the assassins who are trying to break into the numbers station.

Some stations have also been stripped of their designation if they are discovered not to be a numbers station.

Some governments may not need a numbers station with global coverage if they only send spies to nearby countries.

Among radio amateurs and ham operators, these became known as numbers stations.

However, after the Cold War, the amount of numbers stations had greatly decreased.

Others focus on intelligence signals from numbers stations, or the two way communications by amateur radio operators.

Numbers station transmissions have often been the target of intentional jamming attempts.

Generally, numbers stations follow a basic format, although there are many differences in details between stations.

Emerson is then transferred to Suffolk, England to watch over a numbers station.

It has been reported that the United States uses numbers stations to communicate encoded information to persons in other countries.

She's a code operator at the England numbers station, who develops a friendship with Emerson.

The network received clandestine communications from Cuba via the Atención numbers station.

However, numbers stations have transmitted with impunity for decades, so they are generally presumed to be operated or sponsored by governments.

Numbers stations are broadcasts on shortwave radio that are coded into groups of numbers.

Hudson needed Steiner to abort the gas launch but after his death only Mason has any knowledge of the numbers station.

It is rumored to be a government intelligence numbers station, although others argue that the tower's communications equipment is obsolete.

X indicates all other transmissions such as polytones in addition to some unexplained broadcasts which may not actually be numbers stations.

The voice of a woman repeating words and numbers in German during this track is from a famous numbers station broadcast on shortwave frequencies.

The cipher requires a broadcaster (perhaps a numbers station) publicly transmitting a series of random numbers.

That group had received and decoded messages that had been broadcast from Cuban numbers stations.

With more research into this case, shortwave enthusiasts are fairly sure that this was a numbers station being broadcast on a random frequency.

Numbers stations are often given nicknames by enthusiasts, often reflecting some distinctive element of the station such as their interval signal.

The author said the Federal Communications Commission would not comment on public inquiries about American territory numbers stations.

In numbers station transmissions, a series of seemingly meaningless numbers are read out over the air, either in English or Spanish.