Yes, known as a signal booster, and they can be quite effective.
It sends and receives radio signals to and from other wireless devices. Similar to a CB radio only in computer language.
There are many places where a WiFi antenna can be purchased. These include local electronics stores, computing stores and sites such as Amazon or eBay.
No, Wi-Fi adapter resides inside a computer's housing, whether it is a laptop casing or a desktop tower. It has a port for a wire or an antenna that transmits data to and from the computer and from to other computers on the same network. But A Wi - Fi dongle is a network adapter that plugs into a computer's USB port. It transmits data wireless between the computer and other computers on the network. A software installation may be required the first time a dongle is used on a computer, but the computer should recognize the dongle every time it is subsequently plugged in. networkrepairs.ca
No.
Depending on the make and model of the USB WiFi antenna, it can boost a WiFi signal range up to 1000 feet and some claim to boost the signal by four times whatever the current output is.
There is not a specific place to put it.
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When purchasing a wifi antenna, you must consider whether if you really need it or not. Most electronics come with wireless connection these days. Antennas are less commonly used.
A router is used to send a WiFi signal. A router's antenna can be replaced with a higher-performing antenna. However, many websites offer do-it-yourself instructions to make free or very-low cost WiFi-signal boosters from items such as tin cans.
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Wifi works in a similar fashion as tv's and cell phones. A computer fitted wit ha wireless adapter converts data into radio waves that then transmits over an antenna. The data is then picked up by a wireless router, decoded and sent to the internet.
Just because you don't see one, doesn't mean there isn't one! Many car antennas went from a "silver stick" to "in the glass". You don't see antennas on many cell phones. They are built in. Same with computer wifi. If your wireless network interface card or adaptor is equipped with a removable antenna, damage may be caused to your equipment by using it without the antenna in place.