A converter that tapers off a 4 mA input to zero, and adds the input and the tapered off 4mA signal to create a 2-wire 4-20 mA output loop.

Your phone comes with strong built-in spam protection—you just need to turn it on. Here's how to do it on both iPhone and Android. I review privacy tools like ...

Picking up where we left off in Part 1, we need to explore some methods to mitigate problems caused by unpredictable ground currents.

Tommy Liu builds a vehicle-mounted particulate matter monitoring system powered from harvested wind energy and an integrated ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Consumer electronics are part of every person's day-to-day life, from smartphones and wearables to appliances and home ...

With more than 50 million redeemed miles under her belt, Becky Pokora is a rewards travel expert. She's been writing about credit cards and reward travel since 2011 with articles on Forbes Advisor, ...

ETFs allow investment in diversified portfolios via a single transaction, mimicking index performance. ETFs are more liquid than mutual funds, trading like stocks with fluctuating prices throughout ...

Looking for an alarm system to make you feel more secure? We've tested all the top professional and DIY home security systems to help you decide which is right to protect your family and property.

Flexibility is the ability of your joints to move through their full range of motion without pain or stiffness. It also refers to the pliability of the muscles that support the joints. Flexible ...

Chaga mushrooms are a birch-tree fungus from cold climates that people have used for centuries, and they’re now commonly consumed as tea or supplements. Animal and test-tube studies suggest chaga ...