What's a good Wireless Router?
I think that means I can connect more devices to it without slowing down internet speeds?
It kind of does, but probably not in the way you think it does.
With a simultaneous dual band router like the E2500 (please note that not all dual band routers are simultaneous dual band) you can use both the 2.4GHz as well as the 5GHz band at the same time. What this means is that when you start the E2500, you will see two wireless networks, one called "Linksys" or something like that, and one called "Linksys_5GHz" or something like that. The 5GHz band uses the 5GHz radioband to send signals. The drawback is that 5GHz is a bit worse at penetrating solid objects such as walls, but the benefit is that things like microwaves, which uses 2.4GHz, does not cause any interference. The channel width is also bigger on the 5GHz band which can increase the speed, so you usually get higher bandwidth on the 5GHz band than on the 2.4GHz band.
Since it has simultaneous dual band, it means that both the 2.4GHz and the 5Ghz band can be used at the same time (which is why you see two networks). With a dual band router which does not have simultaneous dual band, you have to pick if you want 2.4GHz or 5GHz, but not both at the same time.
Wireless is a shared medium, and only half duplex. That means that if you are sending something on your phone wirelessly, then no other device on that network can send at the same time. If they did, then both signals would get jammed and the router wouldn't be able to understand any of them. With simultaneous dual band, one device on the 2.4GHz network and one device on the 5GHz network can send at the same time, since one signal is 2.4GHz, and one signal is 5GHz, so the router can see the difference between them even if they arrive at the same time. That's why you can have more devices on the network without slowing it down with a simultaneous dual band router. So what you could do is make it so that your computer which you want the highest bandwidth on is set to use the 5GHz band, and the rest of your wireless devices are on the 2.4GHz band and have to share the bandwidth.
Since you're going to live close to a lot of other people with wireless networks, I highly recommend you get a router with simultaneous dual band. The 2.4GHz band will most likely have a lot of interference from the other students networks, microwaves, cordless cellphones and stuff like that, so the 5GHz band will be far more reliable.
If you are going to share a network with another person, then you could make it so that he gets to use the 2.4GHz band, and you get to use the 5GHz band on the router. That way you won't eat up each others bandwidth. If he connects a lot of devices, then his network will be slower, but yours will still be the same speed (at least locally).
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