For those unfortunates in flyover country compelled to use satellite Internet, you have our sympathy. No doubt you’ve decided that satellite Internet is the best choice from a number of bad options including dialup access and slow DSL “broadband” (3 … Continue reading

While a Wi-Fi map is indeed a map of a geographical area showing the location of wireless access points or “hotspots,” this article discusses the “WiFi Map” app available from Google Play and iTunes. It’s intended for use with Android … Continue reading

Last year in this space during our discussion on AT&T’s Microcell™ we mentioned the benefits of  cellular signal boosters. Unsurprisingly, a signal booster needs both an outside antenna to capture signal and an antenna used inside a building to rebroadcast … Continue reading

Wireless doorbells are handy gizmos. They’re like microwave ovens; once you have one, you’ll wonder how you got by without it. A de rigeur part of today’s smart, connected homes, they do more than just announce a visitor at the … Continue reading

Faithful readers of this space will recall we’ve discussed cellular coverage in its many diverse applications from macrocell to femtocell and most recently digital antenna systems (DAS). Today we look at so-called “small cell” technology, a concept similar to DAS … Continue reading

As a preamble to today’s topic of fixed wireless phones, may our gentle readers indulge us as we start by mentioning the concept of “Universal Service“—the policy of offering an affordable and basic level of utility (e.g., landline telephone) service … Continue reading

Tired of paying for tiers of cable channels that seem to cost more every month? Lots of cable subscribers have figured out that they can “cut the cord” and stream programming over the Internet using a media player like Roku … Continue reading

An integral part of mobile wireless telephony devices worldwide, the subscriber identification module (SIM) “card” is in truth an integrated circuit made from PVC and embedded with semiconductors and electrical contacts aka “pins.” They’re found inside all GSM devices and … Continue reading

Last year in our article on microcells and picocells, we briefly visited today’s topic, Distributed Antenna Systems (DASs). A viable alternative to microcell and picocell technology, it deserves its own discussion here in our corner of cyberspace. In fact, it’s … Continue reading

In recent years you, gentle reader, likely have ramped up your home internet speeds with an upgrade from your cable company aka multiple system operator (MSO). You’ve “cut the cord” by replacing cable programming with a media player, added a … Continue reading

A lot of us, including your intrepid blogger, have “cut the cord” in favor of over-the-top (OTT) programming streamed from the Internet. However, many viewers like to record and save video to watch at a later time by using a … Continue reading

Back in the day when we talked on cell phones (not smartphones) and used voice (not data), the term “roaming” had a limited impact. It generally referred to accessing a different network carrier for voice calls when outside the geographical … Continue reading

Technology has done wonders for humankind—it’s made our lives easier, more comfortable and more productive. But it can also be used for nefarious reasons. Today’s topic is an example of a technological double-sword: the radio frequency identification (RFID) chip reader … Continue reading

More and more people and educational institutions are turning to online courses as a method of learning. In fact, the e-learning industry reached an astounding $165 billion in 2015 and is expected to grow 5% by 2023. As of 2013, … Continue reading

As readers have no doubt noticed, we have a penchant to use a lot of confusing acronyms. This time we add to the jumble by including numbers. To complicate matters, 3GPP and 3GPP2 have nothing to do with each other … Continue reading

We’re the first to admit that we’re not shy about loading up on tech acronyms. Today, the reader receives a particularly hefty dose of the alphabet as we discuss the mobile standards GSM, CDMA and LTE. If nothing else, remember … Continue reading

With all the hoopla regarding “4K” UHD TVs within the past year or so, another related term has received increased attention: High Dynamic Range (HDR). The casual consumer might think that UHD TVs and HDR TVs are one and the … Continue reading

Parents have always wanted to keep a close watch over their new little bundle of joy, from the moment they bring that baby home. Surprisingly, baby monitors have been around since the 1930s. They started out as a simple radio … Continue reading

Long Term Evolution, or LTE, is the cellular technology driving today’s mobile devices. As we mentioned previously, comparing 4G to LTE is like describing a stop on a long journey with 5G the next destination on the horizon. Also, LTE … Continue reading

Earlier this month in our look at DOCSIS 3.0 channel bonding, we mentioned the benefits of buying your own cable modem (CM). Today we’re going to examine in depth Comcast-approved cable modems (CMs). For a brief overview of channel bonding, … Continue reading

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