USB 3.0 Hubs: Noisy or Not?

While I’m not the first to post on the topic of USB3 hubs causing interference in 2.4 GHz, I thought I would add my experience to the mix. Here are a few quick reads for your interest: “USB 3.0 Radio Frequency Interference on 2.4 GHz Devices” from Intel “USB Hub – Interference” by Nolan Herring […]

read more

My First Design

This summer I had an opportunity to do a total redesign, which was my first complete WLAN design from scratch. One of my schools was having some renovations done so we recabled and got rid of the hallway-fi. This post will go over the steps I took during my design process, look at a few […]

read more

Fixing Hallway-Fi, Vol. 2: Two Story Building

If you don’t keep up with #WIFIQ on Twitter, you should. It is a question-of-the-day series started by Lee Badman (@wirednot) and always sparks worthwhile discussions amongst numerous WLAN professionals. Here is the question from Thursday July 16, 2015. Clicking the image will open the discussion in a new tab. I would respond by saying […]

read more

Fixing Hallway-Fi™, Vol.1: Single Story Building

The school networks I look after have a common problem: the access points are all in the hallway, leading to massive co-channel interference (CCI). The only way to really fix this is a complete redesign, so my title might be a little misleading. For now, budget and time restraints dictate that I must make them […]

read more

Using Raspberry Pi as a Throughput Test Server

With the release of Ekahau Site Survey (ESS) 8.0 came the option of active throughput surveys along with active ping surveys. Ekahau wrote their own version of iPerf3 called iperf3-ekahau for this purpose. While they say you can use iPerf2 or iPerf3 as the server, they recommend their version. You can download it here, and […]

read more