Usually not.However this always comes down to implementation.In many causes the provider is throttling individual bandwidth so that his system will give everyone enough.
wireless modem is called that because it has a wirelss router built in. wireless router just a wireless router. if your cable is not wireless you can buy a wireless router or a cable modem with wireless router
yes you can
what is submarine cable
Buy a wireless router and hook it to your cable modem. PS3 does not provide broadband you must purchase it
You need a wireless modem but you also need the internet connection. You should call your cable company for some options. Comcast cable lets you rent the modem from them if you have service already. New customers often get good deals at most cable companies.
In general, a cable modem will offer better and more reliable bandwidth and a wireless modem.
You connect you PS3 to the Modem to allow you access to the PlayStation Network with either an ethernet cable or a WiFi connection with a wireless modem or router
You can not connect a DSL modem/Router to a Cable modem the are two completely different devices. Basically one speaks English the other speaks Mandarin and neither has Rosetta Stone.
You need to buy a cable wireless router, Once you have that, Keep your cable modem hooked up to the broadband cable, Plug the ethernet cable from the cable modem to the wireless rouer, And that should work.
If you want to use wireless connection yes you need a wireless adapter.
You need wireless connection if you do not want to use a modem to connect your computer to the internet.
Some cable companies do provide an all-in-one cable modem and wireless router. You must contact your cable company to see if they offer this and how you can exchange your current modem for a wireless one.