Results for: Directional-antenna

What is the need of antennas?

A transmit antenna sends radio energy from an electronic circuit into space. A receive antenna captures radio energy from space and connects it to an electronic circuit. Most (MORE)

Why Directional antenna are not useful for mobile phones?

Because a directional antenna is designed to either transmit or receive signals from a small are of space. Mobile phones need to receive from and transmit to all directions - (MORE)
In HDTV

Are indoor digital TV antennas directional?

Yes, but to a very limited extent.   The most common indoor antennas generally may have rabbit ears, discs, and dials. The rabbit ears, contrary to popular belief, get th (MORE)

What is an antenna and what is the difference between an omni antenna and a panel antenna?

"What is an antenna": the antenna is a device that couples electromagnetic fields between free space and a circuit (radio, cell phone, etc.). An omni or omni-directional ant (MORE)

What is a butterfly antenna?

Butterflies anteena's are basically like there face they use them for sight,smell and communication
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