Search Results for: power supply

Moonraker SWR power meter
Products & Product Reviews

New Product Spotlight: Scanner Antennas, SWR/Power Meter, and More from Moonraker Ltd.

The 2023 edition of the DX Engineering Amateur Radio Products Catalog is still a few months away, but the hams at OnAllBands are an impatient bunch, and that’s good news […]

monitor sensors power and swr meter front panel
Product Reviews

New Product Spotlight: Review of the Monitor Sensors Power+SWR Meter

Editor’s Note: We had longtime ham and guest blogger Wayne Smith, K8FF, put the Power+SWR Meter from Monitor Sensors through its paces, assessing its design, ease of use, functionality, and […]

Portable Generator
Field Day / Technical Articles

Gearing Up for ARRL Field Day 2022 Part 3: Batteries, Generators, and Power Supplies

One of the exciting aspects of Field Day is the challenge of operating with power sources you’re not accustomed to using, including batteries, generators, and solar panels—even water-driven, bicycle-powered, or […]

samlex 12 volt power supply
Products & Product Reviews

Linear Versus Switching Power Supplies—A Few Options for a Successful Field Day

In previous Word of the Day posts, we discussed two common power sources for portable operations on Field Day—batteries and generators. Today, we’re going to take a brief look at […]

samlex battery guard module
Products & Product Reviews

Choosing Battery Power and Accessories for Ham Radio Field Day

One of the great things about Field Day (June 27-28, 2020) is that it gives you an opportunity to stray from your comfort zone, especially when it comes to using […]

a pair of mobile ham radios set on a desk
Technical Articles

Energize! Power Options for Portable Ops

No matter where you operate, you’re going to need electricity. Some portable scenarios will allow you to use commercial power, of course, but for most situations, this means a battery. […]

Moonraker Switching Power Supply
Products & Product Reviews

Products Spotlight: New Amateur Radio Gear from Moonraker

DX Engineering now carries more than 85 items from Moonraker, a U.K.-based company that has been a trusted provider of radio communication equipment for more than 40 years. Today we’re […]

geochron world clock picture display
Products & Product Reviews

Ham Radio Equipment Spotlight: Geochron—What’s Happening in Your World?

Q. What timepiece did Ronald Reagan give to Mikhail Gorbachev as a gift? Which global time display appeared in the movies “Clear and Present Danger,” “Patriot Games,” and “The Hunt […]

Aurora phenomenon taken from space station
Technical Articles

Are EMPs a Real Threat to Ham Radios?

When someone mentions electromagnetic pulses (EMPs), we conjure visions of nukes, terrorists, Starfish Prime, and Armageddon. Would your ham radio be in danger? Statistically, your radio is more likely to […]

dx engineering canopy shelter tent
Events

Field Day Gear Part 1: Hams Share Their ARRL Field Day Must-Haves

In the weeks leading up to ARRL Field Day 2025 (June 28-29), OnAllBands will be featuring amateur radio equipment you’ll want to consider adding to your portable prep list. This […]