What is a signal jammer?

A signal jammer is a device that emits electromagnetic waves to interfere with radio communication signals, thereby preventing radio communication or tracking devices from working properly.

Are signal jammers legal?

Possession or use of signal jammers is illegal in most countries. Because they may interfere with normal radio communications, causing damage and inconvenience to others.

What are signal jammers used for?

Signal jammers are mainly used to prevent eavesdropping and tracking, such as preventing being located, monitored or monitored. At the same time, signal jammers can also be used to avoid radio communication noise interference, for example in hospitals or laboratories.

Which frequency bands can signal jammers interfere with?

Signal jammers can interfere with various radio communication frequency bands, including GSM, CDMA, 3G, 4G, WiFi, GPS, radio, and Bluetooth.

What types of signal jammers are there?

There are many types of signal jammers, including portable jammer, vehicle-mounted signal jammers, directional signal jammers, and high-power signal jammers.

Will the signal jammer affect the people around me?

Signal jammers can affect those around them, as they may prevent them from using radio devices such as cell phones, jamming wifi routers, or jammer gps locators.

Where can signal jammers be used?

Signal jammers can only be used in specific occasions and environments, such as government agencies, military bases, safety laboratories or emergency rescue centers where confidentiality and safety are required.

Can signal jammers block radio sirens?

Signal jammers can block some radio sirens, but not all radio sirens. Additionally, it is illegal to block radio sirens.

Can signal jammers cause damage to radio equipment?

Signal jammers are not supposed to cause damage to normal radio equipment, but in some cases, such as high power signal jammers, may have an irreversible effect on radio equipment.