Why publishers should build direct sales channels – Allen Noren on ebook sales success and competing in a global market.

In this TOC video podcast, Allen Noren, the head of O’Reilly’s online and marketing groups, addresses questions about how to succeed in the digital market, dealing with “Walmart world” deep discounts, and learning from fixed-price territories. View full post on O’Reilly News and Commentary View full post on National Cyber…

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WiFi 101: Channels and Interference

In terms of WiFi a Channel is merely a band of spectrum. Whether it’s A, B, G or N the basic idea is that a range of frequencies are allocated to a channel and separated from their neighbor channels just a bit, typically just a few MHz, which we refer…

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