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0answers
16 views

How to measure interference using power measurements?

We are doing a project on interference mitigation in co-working WLANs. For the task of in cooperating interference we need to model interference in an indoor environment. How can we achieve this task ...
0
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0answers
32 views

Super Slow (latency + speed) Wireless AP's, Suggestions?

Looking for some advice, we have: Router: Asus RT-N66U, 2.4ghz wireless is disabled 2 Engenius ECB350 Access Points configured on Channel 6, 20mhz HT mode, 1 on each floor (900 sq ft each) - both ...
2
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0answers
55 views

Speaker Noise when CPU load is high or moving mouse

I have an amplifier, which I use as a speaker. I have a few pairs of headphones. They all behave differently. This started happening when I first changed my graphics card and monitor cable to DVI ...
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0answers
21 views

outdoor rated cat 6 FTP cable not connecting at 1Gbps too long? (50m)

I have using a 50m cat 6 FTP shielded cable to connect downstairs with upstairs. The cable is run outdoor for convenience... problem is the cable does not connect at 1Gbps but at 100Mbps instead... :( ...
2
votes
1answer
34 views

Ghost image of Monitor 1 in Monitor 2 with wound together VGA cables

In a custom-made special purpose cabinet, I have two LCD monitors connected to a single PC with VGA cables. Each VGA connector in the PC outputs different "feed". The cabinet houses multiple ...
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0answers
19 views

Proxim Tsunami MP-8100 BSU and SU interference

I have one MP-8100-BSU located 7 km away from the MP-8100-SU with a lign of site. Both of which have one dual polarized 23 db panel antenna. working in the 5GHz band. There is a telecom tower a few ...
4
votes
2answers
152 views

It's almost impossible to avoid the overcrowded wifi channels

I have a ton of neighbors surrounding my area into my wifi zone I believe it's causing quite some problems for my mother's tablet which is relatively new and the amazon TV fire stick even though these ...
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0answers
55 views

Why are all my wireless connections—Mac or PC—regularly severely degraded for a couple of seconds?

I just bought a new router, and it was pretty expensive (ASUS RT-AC66U). I soon realized that wireless connections to it, over both 2.4GHz and 5GHz, were pretty bad. The results are similar from Mac ...
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1answer
64 views

Wi-Fi interference and loss of SSIDs in scans

I know that wireless signals can interfere with each other, and other devices like cordless phones, microwave ovens, and others can cause interference also. What I am mostly wondering is when you see ...
0
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1answer
453 views

Will two access points (on one network) speed up Wi-Fi access for multiple clients?

If I set two (or more) wireless access points with the same network name and credentials, connected to the same LAN, will they speed up access or slow it down? (The LAN is 1 GB, so it is faster than ...
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0answers
10 views

Can a faulty SMPS make interference?

Can a faulty SMPS create interference in other devices ? Recently my router looses it's ADSL as I turn ON my SMPS.I guess it's due to the interference.What do you guys think ?
3
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2answers
123 views

Is that Wifi co-channel interference?

I've read many subjects about WiFi interference but I'm still not 100% satisfied about the problem I encountered. Well, I have my own Internet connection and my own WiFi 2.4Ghz router on channel 11 (...
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3answers
2k views

New USB headset has buzzing/ringing background noise

I bought the Sentey Symph USB headset on Amazon, which just arrived today and has been having trouble right out of the box. I don't believe the problem is the headset itself, because it has amazing ...
3
votes
1answer
2k views

Can WiFi repeaters cause interference?

I have a old Linksys router the I converted into a repeater using dd-wrt firmware. Its been running great but I'm just curious is it possible that it could be interfering with the main router?
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0answers
394 views

How would I mount WiFi antennas inside this small PC?

I am making a small PC and internal antennas would be preferable. I see devices like Intel NUC and Gigabyte BRIX miniature PCs which have effective internal antennas. Basically, what type of antenna ...
1
vote
1answer
201 views

Do 802.11b devices slow down other, newer networks on or near the same channel?

I believe it is well-known and accepted that 802.11b devices connected to networks using newer protocols will slow down the newer devices on that network. The workaround, of course, is to disable 802....
1
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1answer
207 views

Wifi interference because of same channels?

I am absolutely frustrated right now. Although I usually help others solving problems with their networks, I am stuck here. So here is the problem: I am working in a very large office, with many ...
0
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1answer
42 views

Networking equipment proximity to magnets

I have a small networking rack (4 switches, router, PDU) and a 188W RMS 10" subwoofer (Logitech Z-5500). How closely may I position these two items before the magnetic field of the speaker ...
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2answers
187 views

Laptop touchscreen hypersensitive to electromagnetic interference

I have a Dell XPS 15 laptop that's less than a year old and still under warranty. I've been in contact with Dell several times about this issue, but they don't have a clue. The problem is ...
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3answers
3k views

Roccat Kone XTD mouse may spontaneously disconnect when devices attached to the computer are manipulated

For some odd reason, my Roccat Kone XTD gaming mouse likes to disconnect by itself when I plug in, disconnect, or otherwise manipulate other devices that are attached to my computer. That includes ...
0
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0answers
408 views

Why can I hear my hard drive, mouse, screen, etc on my speakers?

So this is a long-term problem. I've had it for literally years! I feel sometimes it fades but I think I just get used to it and tune it out for months at a time. Basically, I can hear interference ...
0
votes
2answers
63 views

Home ethernet connection problem

I had a technician wire my house with ethernet cables which all connect to a TPLink hub. My hope was to have a wired internet connection in a few of the rooms. The cables are around 10 meters each. ...
2
votes
2answers
250 views

Turning on lamp pauses sound in my headset

I have my headset connected to my PC with USB. When I turn on my lamp on my table (fluorescent) the music from my headset pauses for about a second while the lamp powers up. Then it's back to normal. ...
4
votes
1answer
925 views

Is there a limit to how many separate wifi networks can successfully and securely operate within a given (building) area without interference issues?

I work for a multifamily housing developer. We build apartments. In this case, we are building a facility with about 600 beds (~220 separate housing units). The density is that of a typical apartment ...
0
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2answers
905 views

I can hear my computer, Why is that [duplicate]

My computer is wired to my audiomixer and then to my headphones. If i turn the volume off my mixer up i can literately hear my computer(if my computer is'nt playing audio ofcourse). I can hear it ...
0
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0answers
155 views

How can I prevent wireless network interference?

One of my family members uses an Apple iPod Touch 5th gen which, according to Apple's website, has the following wireless specifications: 802.11a/b/g/n Wi-Fi (802.11n 2.4GHz and 5GHz) My LAN ...
2
votes
2answers
915 views

For in-wall home wiring is shielded ethernet cable necessary?

I want to wire my house with ethernet. Mostly this is going to before internet access, but also some NetFlix streaming and gaming. I am not running any home servers and not expect to go above gigabit (...
234
votes
12answers
54k views

Why does my microwave kill the Wi-Fi?

Every time I start the microwave in the kitchen, our home Wi-Fi stops working and all devices lose connection with our router! The kitchen and the Wi-Fi router are in opposite ends of the apartment ...
1
vote
1answer
340 views

Microphone clicking, but only when playing games

After the purchase of a new Dell Vostro Laptop with Windows 7 and a nVidia GTX630M graphics chip for Christmas, I've been playing a lot of games on it. One such aspect of playing games means that I ...
1
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2answers
2k views

Wifi in a noisy environment: diagnosing connection errors

I have a DSL router (dlink dsl 2640b) with 802.11 b/g support. In the last few years the DSL connection worked fine as well as the Wifi. Recently however the wifi started to be problematic. ...
0
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0answers
329 views

VGA Cable driving me bonkersmental

I am wondering if there is anything I can do to lower or prevent VGA cable interference? I have a PC with a HD 7850 OC 2gb linked to a 1080p VGA only monitor. The display always has fluctuating ...
1
vote
1answer
2k views

Signs of electromagnetic interference?

I recently picked up a 22 inch Samsung LCD monitor, it was used but it worked perfectly when I got it. Now that its in my office, I've noticed that there are horizontal lines of "static" moving across ...
2
votes
3answers
9k views

Very high latencies with WiFi

We bought a new WiFi router / ADSL modem at home (Asus DSL-N55U-B) and the wifi connection occasionally has very high latencies (up to 20 seconds, versus most common 25 miliseconds when pinging google ...
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2answers
1k views

Buzzing noise on headset when moving mouse

I have a computer with these specifications. I use Turtle Beach X12 Headphones. When I move my USB mouse (Logitech G400) I hear a buzzing sound. This is not a software problem as this happens when I ...
3
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0answers
221 views

Does the output waveform of a UPS make a difference to my PC Hardware?

I wanted to buy a UPS for my PC. I was going over some and I came across a variety of sine waves that different UPSes generate; Stepped Sine Wave Modified Sine Wave Simulated Sine Wave I know ...
2
votes
3answers
6k views

Does putting a wireless router in a wooden box make the WiFi signal weaker?

My WiFi router is located inside a wooden box (1 cm, 0.4 inch thick) for aesthetic reasons. How much does the wood weaken the signal? What is the physical explanation to the answer?
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3answers
179 views

Wifi/Sound/Graphics Problems

EDIT: New problems have recently arisen. So instead of expecting people to read the old and then the new, here's a run down of all the issues currently affecting my computer: Fluctuating download ...
10
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1answer
19k views

What is the cause of interference noises in my PC speakers and how can I get rid of them?

My PC's desktop speakers are periodically producing interference noises induced by my cellphone. Even if I move my phone away from the actual speakers, the noises are still present with the same ...
2
votes
3answers
3k views

HDMI cable interference

I have been having an interference problem with a short (1.5m) run of HDMI cable between my laptop and screen for quite some time. My setup is as follows: I live in a university residence and my ...
0
votes
3answers
2k views

Bluetooth unusable on HTPC — 2.4GHz Wi-Fi to blame?

I built an HTPC so I invested in a Bluetooth keyboard and trackpad as my couch potato remote control. My dual band router is located in my home theater setup to provide wired access to many all of my ...
2
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0answers
71 views

Prevent sun interference with optical trackball?

I have a Logitech Trackman that recently began showing weird behavior: slow pointer, random pointer movements. As it turns out, it was due to a newfound exposure to sunlight. (Yay for windows!) Any ...
3
votes
1answer
416 views

Frequent and weird wifi disconnections

How would you explain, troubleshoot (and solve) the following problem? Wifi ADSL modem router D-link 2640R installed in living room at about 1.8m height. Working fine, synchronising and getting/...
3
votes
3answers
1k views

Does a bad Internet connection increase bandwidth usage?

My (Rogers) cable connection has been pretty bad recently (channels 3 and 10 are particularly fuzzy—it’s analog, not digital cable). Not surprisingly, this has caused my cable modem to drop out and ...
1
vote
2answers
1k views

Low signal Wi-Fi causes interference on my high signal strength Wi-Fi

My 100% signal strength Wi-Fi network is being interfered or blocked by a low signal Wi-Fi network. When I monitor Wi-Fi using inSSIDer 2.1, as soon as a particular network (with 30% signal strength) ...
1
vote
0answers
386 views

Zeppelin Air speakers causing interference on wireless network

My dad recently bought the new Bowers & Wilkins Zeppelin Air speaker system. They allow you to stream music from a computer and other devices to the Zepellin without the need for wires. ...
1
vote
1answer
387 views

Wi-Fi Interference: Idle Access Points?

Let's say two Wi-Fi access points (AP1 and AP2) are set up very close to each other and on the same or adjacent channels. If AP2 is idle (has no clients associated or none that are transmitting or ...
0
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3answers
6k views

What would cause ripple interference on a monitor display attached to computer via VGA?

What would cause ripple interference seen on on a display whereby the computer is attached to it via VGA? By ripple interference I mean that the edges ripple and the display flickers. It is ...
0
votes
1answer
13k views

Will my TV block my wireless router signal?

I have a flat screen LED TV on a shelf, and I'd like to put my wireless router behind it to save space, and to hide the router for a clean look. Will the TV's field interfere with the wireless signal?
2
votes
2answers
187 views

Is 802.11g speed affected by slow 802.11g devices?

In general, if I have a 802.11g AP and a client is connected at a speed of 22Mbps (as seen from the AP's administrative interface), will this affect the speed/throughput of other devices connected to ...
2
votes
2answers
402 views

Is three routers better than two for WiFi?

I have a five room, 114m^2 (1200square feet), single story apartment. I have two routers set up. One working as a proper router and one functioning as a pure WAP (it has wired access itself). It is ...