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Can't access high band with Samsung TV

JimmyW
Luminary

Can't access high band with Samsung TV

I can access my WNDR4300v2 router with my Samsung UN65KS TV, if I connect to the 2.4GHz band.  However, I cannot connect over 5GHz.  I contaced Samsung support, and they have no idea of what I'm talking about, as "bands" are meaningless to them.  My router/TV firmware are up to date.  Thanks.

Model: WNDR4300v2|N750 Wireless Dual Band Gigabit Router
Message 1 of 12

Accepted Solutions

Re: Can't access high band with Samsung TV

5 GHz is faster than 2.4 GHz but has a shorter range.

 

If 2.4 GHz works, and is fast enough, fine.

 

 

View solution in original post

Message 12 of 12

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antinode
Guru

Re: Can't access high band with Samsung TV

> I can access my WNDR4300v2 router with my Samsung UN65KS TV, if I
> connect to the 2.4GHz band.  However, I cannot connect over 5GHz.

   Not amazing.  Many devices, especially ones without a need for a
high-speed network connection, support only 2.4GHz.

   Why do you care?

Message 2 of 12
JimmyW
Luminary

Re: Can't access high band with Samsung TV

Thanks.  Maybe I shouldn't care.  I thought that it would be more reliable for streaming video.  Is it?

Message 3 of 12
antinode
Guru

Re: Can't access high band with Samsung TV

> [...] I thought that it would be more reliable for streaming video.
> Is it?

   Define "reliable".  5GHz radios can move data faster than 2.4GHz
radios, but if the 2.4GHz hardware is fast enough, then switching to
5GHz would gain nothing but cost.  Radio propagation depends on many
things, but, generally, 2.4GHz has a longer range than 5GHz.  If you're
at the fringe of 2.4GHz reception, so that your data rate starts to
suffer, then you may already be beyond the useful range for 5GHz.

Message 4 of 12
JimmyW
Luminary

Re: Can't access high band with Samsung TV

Thanks again.  I'm nowhere near the fringe of reception.  I believe, however, that the 5GHz provides more bandwidth, so if I have 5 devices using the router at once and streaming large files, wouldn't the 5GHz offer an advantage?   

 

Message 5 of 12
antinode
Guru

Re: Can't access high band with Samsung TV

> [...] 5GHz provides more bandwidth, so if I have 5 devices using the
> router at once and streaming large files, wouldn't the 5GHz offer an
> advantage?

   The size of the file doesn't matter if you're streaming, only the
data rate.  (You're not trying to transfer the whole thing as fast as
possible, only to keep up with the demand.)

   5GHz might be better, if you're really bandwidth-limited.  The
question would be how much bandwidth you really need to serve those
devices.  I don't know.  Based on some Roku information, I'd expect
something less than 4Mb/s to keep anyone happy.  I haven't run the
experiment, so I know nothing, but I'd expect to be able to squeeze
20Mb/s out of almost any 2.4GHz radio/router (if the WAN connection can
do it, too).

      https://forums.roku.com/viewtopic.php?t=101059

   I assume that that refers to a 1K device.  I'd expect 4K to raise the
requirement.

   Of course, if the TV does only 2.4GHz, then it wouldn't matter how
much better 5GHz would be (until you get your next TV).

Message 6 of 12
JimmyW
Luminary

Re: Can't access high band with Samsung TV

Thanks, as you mentioned, the point is moot as the TV doesn't suppoprt 5GHz.  If I may ask, I have a different, but somewhat related question.  I'm running Windows 10 on my MS Surface Laptop and I'm connected to the 5GHz network and set to connect automatically.  So, I should be online almost continuously.  However, it seems that every day when I first start Windows, my network is not connected and I must re-connect.  Thereafter, it usually stays connected until the next day.  I haven't tried to see whether the issue occurs if I connect to the 2.4GHz side and could do so easily, but would there be a reason why my 5GHz network connection would be more prone to drop? 

Message 7 of 12
antinode
Guru

Re: Can't access high band with Samsung TV

> [...] when I first start Windows, my network is not connected and I
> must re-connect.

   If you're talking about re-establishing the wireless network
connection to the router, then it sounds like a Windows question.  I do
very little with wireless on Windows, so I know nothing.  All my
wireless devices (MacBook, various Internet-of-Junk devices) connect
without intervention when they start (or wake from sleep).

> [...] would there be a reason why my 5GHz network connection would be
> more prone to drop?

   Nothing leaps to mind.  I think that there have been complaints in
these forums about bad things happening on only one band, but I have no
actual knowledge.

Message 8 of 12
JimmyW
Luminary

Re: Can't access high band with Samsung TV

Thanks again for all of your help.  I appreciate it.

Message 9 of 12

Re: Can't access high band with Samsung TV

 


@JimmyW wrote:

Thanks again.  I'm nowhere near the fringe of reception.  I believe, however, that the 5GHz provides more bandwidth, so if I have 5 devices using the router at once and streaming large files, wouldn't the 5GHz offer an advantage?   

 


If you want to improve the Internet speed for a smart TV, you could look for a wired option.

 

If the TV is like my Samsung BluRay players, it has a LAN port on the back. You can plug your TV into the router.

 

If that is not possible, Powerline Ethernet can provide a wired link between the router and the TV. I prefer that because it is easier to set up the LAN and a wired link is more reliable.

Message 10 of 12
JimmyW
Luminary

Re: Can't access high band with Samsung TV

After testing for about a week, I found that the Win 10 system on my Surface maintained my router connection on the 2.4Ghz band without dropping it even once.  There's no difference otherwise, and the 5Ghz connection had dropped almost daily. 

 

Message 11 of 12

Re: Can't access high band with Samsung TV

5 GHz is faster than 2.4 GHz but has a shorter range.

 

If 2.4 GHz works, and is fast enough, fine.

 

 

Message 12 of 12
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