For questions relating to the use of the IEEE 802.11ac wireless networking standard
This is for questions relating to the IEEE 802.11ac wireless networking standard.
Questions tagged [802.11ac]
61 questions
9
votes
1 answer
Explanation of advanced settings available in the WiFi adapter driver properties for RTL8812AU?
In the driver properties for "Realtek 8812AU Wireless LAN 802.11ac USB NIC" there is an "Advanced" tab that appears to have some settings which are new to me that are specific to WiFi AC communication.
Due to speed and connection issues I would…
HackSlash
- 5,015
8
votes
3 answers
802.11ac Poor Performance
I have a relatively simple wireless network setup. The access point is an Asus RT-AC68U which supports 802.11ac. I have two USB wireless adapters: both are Asus USB-AC53's which also support 802.11ac.
Computer A is no more than 8 feet away from the…
Joe
- 350
3
votes
1 answer
Which one has the least amount of latency: powerline or 802.11AC?
I want to steam stream from my PC to a stream mini on my living room next to my TV. Right now the latency is low-ish but less than ideal at 6ms.
For reference I have the gaming PC wirelessly connected with an 802.11ac adapter with very good signal…
cloudraven
- 153
3
votes
2 answers
What's the difference between AC600, AC1200, AC wireless network adapters?
I'm planning to buy a wireless PCIe or USB network adapter for 802.11ac but I don't understand the difference between AC600, AC1200, and all other ACs available out there.
What does the number mean?
Zaenille
- 237
3
votes
1 answer
Is there any any 802.11AC card that will work in X230?
Lenovo Thinkpad X230 BIOS embeds a whitelist of WLAN cards. If a card is not in the whitelist, it is rejected by the laptop.
Are there any 802.11ac cards that would work on Lenovo Thinkpad X230?
Evan Carroll
- 9,518
3
votes
2 answers
802.11ac with a 2.4GHz router
I'm looking to get a new computer for someone and am trying to understand 802.11ac. It only runs on 5GHz according to everything I've seen, so my question is, can it connect to an older router that only works on 2.4GHz (like a Linksys Wireless-G…
freginold
- 630
2
votes
1 answer
Netgear r8000 - 5Ghz network dropped
I've just purchased a Netgear R8000 router. First thing I did is to upgrade its firmware to the latest version.
I have turned on the two 5 GHz networks and enabled the SmartConnect functionality. I haven't changed the default channels for these,…
Alberto
- 31
- 1
- 4
2
votes
1 answer
What's the theoretical latency of 802.11ac?
Inspired by this slide, I became curious to know the (theoretical) latency of the latest WiFi standard. However Google didn't help.
This ppt's 8th slide, compares latency of 802.3 (3000 microsecs) with that of 802.3ae (190 microsecs).
kamalbanga
- 131
2
votes
3 answers
I named identically 5GHz SSID on my router. Will it roam automatically?
I have a router with both 2.4GHz an 5GHz bands (Xiaomi Redmi AC2100). I burned it with OpenWRT and named both radio0 and radio1 with the same name (initially they were named "something" and "something 5G"). Will it work automatically? I.e. will…
Dims
- 13,414
2
votes
1 answer
Can a Wifi Adaptor of type 802.11ac connect to a 2.4 GHz network?
Can a laptop computer (e.g. HP 14-ck2330ng) with a Wifi Adaptor of type "802.11ac (1x1)" connect to a 2.4 GHz WiFi network? Or only a 5 GHz network?
newenglander
- 369
2
votes
0 answers
Can a 802.11ax device use 1024QAM of my 802.11ac router?
I have an Asus Rapture GT-AC2900 802.11ac router and it is enabled for 1024QAM.
Can I use this feature if I connect a 802.11ax device?
2
votes
0 answers
WiFi locked at 1.3gbps with 1.7gbps Intel 9260
Anyone know if Intel 9260 adapters (2x2 160mhz wave 2) are gimped on non-Intel CPUs?
I'm only able to hit 1.3gbps (half-duplex 650mbps effective) on a Ryzen laptop (HP Envy x360 15z) and Ryzen desktop (X470 MSI Carbon Pro) that both have Intel…
Tek
- 509
2
votes
0 answers
How to run 0bda:a811 Realtek USB WiFi adaptor on Ubuntu Trusty
As my onboard WiFi Chipset (Qualcomm Atheros AR9285 Wireless Network Adapter (PCI-Express) [168c:002b]) does not support the 11AC-standard, according to my research, I bought an USB-Adapter.
Following the advice given…
jetrca
- 53
2
votes
2 answers
Is 802.11ac channel sounding ever done both ways?
My understanding is that for transmit beamforming in 802.11ac the transmitter sends a channel sounding packet (the "null data packet"), the receiver uses this to calculate the channel state information (CSI), then responds with the "compressed…
awelkie
- 121
2
votes
1 answer
How to get Gigabit wifi connection in my house?
So, I have switched to a gigabit internet connection at my house. Through the internet provider's modem, I consistently get between 800-950 Mbps when I check. But, through the wifi on the internet provider's modem, I get around 300-350 Mbps. So, I…
user972276
- 857