The Open Electronics GSM/GPRS/GPS modem includes a header for an FTDI USB serial chip and a GSM module. Plug one into your computer and after a few short commands into a terminal, you’ve got a ...

PCB antennas? “What low-cost solutions does our Antenna Board #referencedesign contain?” said Texas Instruments (TI) recently via Twitter. This older reference design contains some ...

Are you subscribed to our RSS feed? You can download the latest headlines and summaries from our stories directly to your computer or smartphone by using a feed reader.

Unlike radio modems, wireless modems support non-serial communications such as Ethernet, GSM, and GPRS. Ethernet, a popular protocol for local area networks (LANs), is similar to Global System for ...

At the heart of any modern communication system is the modem, connecting the data source to the communication channel. This first course in the mathematical theory of modem design introduces the ...

In this way the customer ID (and personal number) is tied to the SIM card and not to a certain mobile phone. This allows for a seamless interchange of the same SIM card between different GSM ...

The Google Pixel 8 has eSIM support and a single physical nano-SIM card slot. Using both the eSIM and the nano-SIM card slot allows you to take advantage of dual-SIM functionality. Is the Google ...

While the best unlocked phones almost certainly support GSM carriers like AT&T and T-Mobile, it’s best to look for devices that work with all the major U.S. providers, including Verizon.

If you want to cut the cord but keep live TV, you need the right antenna to tune into over-the-air broadcasts. Here's what you need to know, along with our top picks. Know someone who's ready to ...

The summer of foldables has started fizzling out, and now we’re moving on to the next batch of flagship phones. Google’s Pixel 8/8 Pro is expected to be the next major Android smartphone ...

If you're considering porting your SIM connection to BSNL, this guide will walk you through the process. Step 1: Obtain the ...

This specifies whether a device is capable of supporting two SIM cards. The two major types of dual-SIM phones are active and standby. Dual-SIM Standby (DSS) requires the user to specify which of ...