Tutorials



5G? LTE-Advanced? What does it all mean?

The cellular industry is full of “it.” So often, the marketing types take over and all of a sudden a perfectly usable, definable term gets thrown around until it’s meaningless. That’s what happened with “3G” and…



WHITE PAPER: Choosing the right LNB

The problem is, they all kinda look alike, right? If you have decided to change your DIRECTV LNB you have several choices. Pick the right one and you will have reliable service for years to come….




Learn all about “Tuner Math”

As we all move from single-tuner and dual-tuner DVRs to new super DVRs like the DIRECTV HR34 Genie, our systems get more and more complex. Even if you’re not a hobbyist you might want to understand a…


What’s new in the DIRECTV RC66 remote?

Can you tell the difference between these two remotes? They look oddly similar. In fact, they look pretty much like every DIRECTV remote made in the last 10 years, right? Sure, these are backlit remotes, but…






A brief history of video storage

Believe it or not, what you see above you is a video tape recorder. You couldn’t call it a VCR since there’s no cassette. It wasn’t very user-friendly but it did the job. Video storage sure…