Costs depend on antenna type, labor, replacement parts, and necessary realignment.

Coax cable connects to your television, modem, or cable box. Look for a female coax connection on these devices. Your coax cable will connect to any of these. The other end of the wire runs to the service connection coming into the house.

Yes, professionals re-mount and realign antennas for optimal signal reception.

There aren’t any guarantees that the TV antenna you purchase and install will provide perfect reception. Much depends on your distance from broadcasting towers, any nearby obstructions, and typical weather. However, doing some research minimizes the risk of disappointment.

You can speak to neighbors to understand their setup. Various online tools allow you to check how far you are from TV transmitters in your area. The Federal Communications Commission, for example, has a tool enabling you to check local Digital TV channel reception.

Selecting the right type of antenna for your situation and having it properly positioned and installed will also increase the chances of better reception.