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The Inverting Configuration of an Amplifier

The Inverting Configuration of an Amplifier

Mentioned in the previous article, an operational amplifier is usually connected to components in a feedback circuit. In this article, we will discuss one of two amp configurations that are most widely used.


Linear Amplitude Modulation Applications

Linear Amplitude Modulation Applications

In this article, we'll delve into amplitude modulation and what it's used for. Also, we will differentiate between communication methods that do and do not use modulation.


How to: Send an SMS with PIC16F628A and SIM900A

How to: Send an SMS with PIC16F628A and SIM900A

In this article I'll show you one way of sending an SMS using a PIC 16F628A and a SIMCOM SIM900A module.


How to Flash the SIM900A Module

How to Flash the SIM900A Module

SIMCOM's SIM 900A in Europe? Read on to learn how.


Mobile Chipsets Parade at MWC 2016

Mobile Chipsets Parade at MWC 2016

Get a peek at the mobile technology on display at Mobile World Congress 2016.


News Feb 24, 2016 by Majeed Ahmad
A Super Bowl Worthy of Silicon Valley

A Super Bowl Worthy of Silicon Valley

This year's Super Bowl is the most technologically advanced. Find out how Levi's Stadium is setting a new standard for how we experience football.


News Feb 06, 2016 by Murray Slovick
An Introduction to Digi International’s Device Cloud

An Introduction to Digi International’s Device Cloud

An introduction to Digi International's Device Cloud, an IoT and M2M Platform.


News Jan 29, 2016 by Orrin Bigelow
How to Eliminate Ground Loops with Signal Isolation

How to Eliminate Ground Loops with Signal Isolation

This project explains how to isolate signals to eliminate ground loops in electronic systems.


Projects Jan 29, 2016 by Orrin Bigelow
Forced Conversion: Older Phones May Soon Lose Internet Access

Forced Conversion: Older Phones May Soon Lose Internet Access

A mandatory migration to better security may leave millions of people with older browsers without internet access.


News Dec 16, 2015 by Jennifer A. Diffley
An Intro to Adaptive Echo Cancellers

An Intro to Adaptive Echo Cancellers

A introduction to adaptive echo cancellers using Matlab simulation.


The Fundamentals of Wi-Fi Antennas

The Fundamentals of Wi-Fi Antennas

Amateur radio operators ("hams") have long said, "If you want a bigger signal, put up more metal and put it up higher." Antennas for Wi-Fi are no exception.


Negative Feedback, Part 2: Improving Gain Sensitivity and Bandwidth

Negative Feedback, Part 2: Improving Gain Sensitivity and Bandwidth

Having introduced the general negative feedback structure, we will now demonstrate that negative feedback has a beneficial effect on two important characteristics of amplifier circuits.


5G’s Double Vision for the Future

5G’s Double Vision for the Future

5G is rumored to be on the horizon. But the technology is vague and there are two very different takes on what the upgrade could look like.


News Nov 05, 2015 by Jennifer A. Diffley
Build a Laser Communication System

Build a Laser Communication System

Use a laser and a photo resistor to build a laser based point-to-point communication system. The best part? It's under $10.


Projects Oct 22, 2015 by Jacob Smith
Wireless Broadband for the Masses

Wireless Broadband for the Masses

As the Internet grows larger every day, 2/3 of the world still don't have access to the Web. SpaceX, Google, Facebook, OneWeb and many others are developing innovative technologies to cover the world as a warm, fuzzy blanket of information.


News Oct 10, 2015 by Patrick Lloyd
What You Need to Know about Google’s Project Fi

What You Need to Know about Google’s Project Fi

Here's our look at Google's new idea for a wireless network overhaul, from the phone to the idea behind the shift.


News Sep 30, 2015 by Jennifer A. Diffley
The New Data Management Risks (Part 2)

The New Data Management Risks (Part 2)

Examining the security risks inherent in local servers and cloud servers. There's no such thing as a perfect system, but when it comes to data management, ignorance is dangerous.


News Sep 06, 2015 by Mark Gerasimas
The New Data Management Risks (Part 1)

The New Data Management Risks (Part 1)

Since 2009, cloud computing has become the major trend in data management with good reason, and who doesn't want to be trendy? However, it isn't the right fit for everyone. Check out our two-part series on data management and security.


News Sep 04, 2015 by Mark Gerasimas
A Big Mesh: Military Tactics and the Future of Mobile Communications

A Big Mesh: Military Tactics and the Future of Mobile Communications

An analysis of the historical link between the military's use of retransmission stations ("retrans") and the advent of the mesh network.


News Sep 01, 2015 by Mark Gerasimas
The NI Week Report

The NI Week Report

A look back at National Instruments' Week, a technology conference held in Austin, TX, from August 3-6th every year. Attended by major players in nearly every industry, this event sets out to determine the course of technology.


News Aug 14, 2015 by Jennifer A. Diffley