What is a portable digital recorder?
A portable digital recorder is a compact, battery-powered device that’s capable of creating high-resolution digital audio recordings. Most portable digital recorders feature built-in microphones, but some only have inputs for connecting external audio signals.... READ MORE
The major benefit of upgrading to a DSLR or mirrorless camera system is the ability to swap out different lenses to fit your specific needs. Prime lenses are available in all lengths and varieties and offer numerous advantages in performance when compared to their zoom-lens brethren. Also, the particular choices associated with sticking to a specific focal length can help improve your... READ MORE
DSLR cameras represent what is often considered the preëminent digital capture technology available today, through their meshing of the highest image quality, speed, intuitive design, and modular capabilities to suit nearly any type of photography imaginable. Representing the first step toward serious photography for many, or simply additional tools or upgrades for the veteran, DSLRs cover a... READ MORE
An on-camera flash is an indispensible accessory for many photographers; it provides additional light when conditions become too dark to handhold your camera comfortably, allows you to achieve more balanced exposures in daylight conditions, permits freezing of fast-moving subjects and can also be used to control or trigger other flash light sources. Additionally, a flash can be used as a highly... READ MORE
Experiencing double vision when purchasing a television? It's a process that can be as stressful and as life-consuming as anticipating a birth. Okay, that may be overstating it a little bit. But just a little bit. Both decisions will cost you. Both things will bring noise and confusion into your house. Both will require a lot of love and attention. But only one will return that love and attention... READ MORE
Recording work and data in the form of thousands of pictures or hours of video is made possible by compact memory cards. These devices are the standard for photo and movie storage, saving and protecting your files until you can transfer them safely to a more permanent home on your... READ MORE
Many lay people and beginners believe, somewhat naïvely, that they have a pretty good understanding of microscopes. However, like many scientific instruments, microscopes come in many shapes and forms, with varying levels of intricacy and accuracy. And—much like many of the tools that have been around for centuries—as technology has advanced, so have microscopes. In this buyer’s guide, we’re... READ MORE
We’ve all seen video from surveillance cameras, whether on news programs, TV and/or movies, and via the Internet. Surveillance can and should be an important part of a physical protection system, and helps provide peace of mind to homeowners, parents, and employers, by allowing you to keep an eye on things... READ MORE
Mirrorless cameras have been on the market for a decade, but they have really begun to make waves in the past few years. Most serious photographers would have certainly been shooting with a DSLR camera just a few years ago, but now many have traded in their DSLRs for the smaller and lighter form factors that mirrorless cameras provide. Not only are mirrorless cameras usually lighter and smaller... READ MORE
As with so many consumer products these days, selecting a projector can be daunting, since there are just so many options. However, choosing the right projector is pretty simple as long as you can supply three pieces of information:
The screen size (width, most importantly).
Distance between the projector and the screen (throw distance).
An estimate of the amount of ambient... READ MORE
Most people don’t take the time to consider what their computer is and what it does until there’s a problem. Your computer is probably one of the most important devices in your life, right up there with your car and your cell phone. You use the computer for almost everything (including reading this article), but you don’t really give it the time of day. You maintain it and understand it, but you... READ MORE
Many hobbyists reach a turning point in their craft when they decide to pursue wedding photography seriously. With the transition to pro comes the task of updating your lens kit accordingly, and most photographers would agree that investing in quality glass is essential. Unlike the rapid turnover of DSLR bodies, lenses will last for years and can make all the difference in creating truly... READ MORE
Through the late 1980s and 1990s, while hip-hop and grunge music took over the airwaves, another revolution affected nearly every listener, manifested in the way they consumed their favorite songs. The home stereo system, once a modular system of silver-plated and vacuum-tube-driven components devoted to high fidelity, or Hi-Fi, was replaced by “mini-systems” and “boom boxes;” all-in-one... READ MORE
The gift-giving season is upon us. Chances are you’re one of the millions of people shopping for a new digital camera this year. Whether for a friend, a loved one, or you’re simply spoiling yourself, tackling the ever-changing and expanding market can be daunting.
So where to start? There’s no overly specific technical formula for buying a camera. Be sure to do thorough research and ensure that... READ MORE