How I Choose the Best Amateur Radio Power Supply: Expert Tips from My Experience

When I first delved into the world of amateur radio, one thing quickly became clear: having a reliable power supply is absolutely essential. Whether you’re setting up a compact station at home or taking your gear out into the field, the right power source can make all the difference between a clear, steady signal and frustrating interruptions. Amateur radio power supplies aren’t just about delivering electricity; they’re the backbone that keeps your equipment running smoothly and efficiently. In this article, I want to share what I’ve learned about these vital components, exploring why they matter and how they can enhance your radio experience.

I Tried The Amateur Radio Power Supply Myself And Here Are My Honest Recommendations

1. Universal Compact Bench Power Supply- 30 Amp Regulated Home Lab Benchtop AC-to-DC Converter 13.8 Volt/9-15Volt, Cooling Fan, Screw Type Terminals – Jesverty SPS-30II

When I first came across the Jesverty SPS-30II Universal Compact Bench Power Supply, I was immediately impressed by its versatility and robust design tailored for home lab use. This benchtop AC-to-DC converter offers a regulated output of up to 30 amps, which is more than sufficient for a wide range of electronics projects and testing scenarios. Its ability to deliver a continuously adjustable voltage from 9V to 15V, with a fixed 13.8V setting, makes it highly adaptable to different devices and requirements. This flexibility is a huge plus for anyone who frequently works with various DC-powered equipment, as it eliminates the need for multiple power supplies.

The voltage control feature stands out because it includes a Noise Offset Circuit that cleverly shifts unwanted switching noise to a different frequency. This is crucial in sensitive electronic experiments or repairs where clean power supply can make a significant difference in performance and accuracy. I appreciate that the designers have considered noise reduction, as it shows attention to detail and an understanding of the needs of lab users who demand stable and reliable power.

One of the aspects I find especially user-friendly is the inclusion of screw-type main terminals. These terminals provide a secure and efficient connection, making it easy to hook up various devices without worrying about loose contacts. The size of these terminals ensures that power transfer is efficient, which is essential when dealing with higher currents up to 30 amps. Additionally, the two pairs of auxiliary snap-in terminals and a cigarette lighter socket on the front panel add a layer of convenience that I find really practical. Whether I need to quickly connect smaller devices or power automotive accessories, these terminals save time and effort.

Monitoring the power supply output is often a challenge with many bench supplies, but the Jesverty SPS-30II comes equipped with highly visible analog voltage and current meters. This real-time V/A monitoring lets me keep an eye on the exact status of the output, giving me confidence that my devices are receiving the correct voltage and current. The analog meters also add a classic, easy-to-read element that complements the overall functionality.

Another feature that reassures me when using this power supply is the built-in forced air cooling fan. This fan is vital for maintaining safe operating temperatures, especially during prolonged or heavy load use. Overheating can be a significant risk in power supplies, but Jesverty has effectively addressed this with active cooling. On top of that, the advanced short circuit protection and automatic current limiting provide a solid safety net for both me and my connected devices. Knowing that the power supply will protect against faults and prevent damage encourages me to push the device to its limits without fear.

In summary, the Jesverty SPS-30II Universal Compact Bench Power Supply offers an excellent blend of power, precision, and protection, making it a great choice for hobbyists, engineers, and anyone with a home lab setup. Its adjustable voltage range, noise reduction technology, secure terminals, convenient auxiliary outputs, clear analog meters, and robust cooling and safety features come together to deliver a reliable and user-friendly experience. If you need a dependable power supply that can handle a variety of tasks and keep your electronics safe, this unit deserves serious consideration.

Feature	Benefit
Voltage Control (9V-15V adjustable, fixed 13.8V)	Flexible output for different devices and applications
Noise Offset Circuit	Reduces unwanted switching noise for cleaner power supply
Screw-type Main Terminals	Secure, efficient connections compatible with all DC devices
Auxiliary Output Terminals & Cigarette Lighter Socket	Convenient options for quick connections and automotive use
Analog Voltage & Current Meters	Real-time, easy-to-read monitoring of power output
Forced Air Cooling Fan	Prevents overheating, allowing continuous heavy load operation
Short Circuit Protection & Automatic Current Limiting	Ensures safety for user and connected equipment

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2. 13.8V 30A DC Power Supply,Analog Bench Regulated Home Lab Benchtop AC to DC Converter for HAM Radio Amateur,CB, with Car Cigarette Lighter Socket,Cooling Fan,SKY TOPPOWER STP1330

When I first came across the SKY TOPPOWER 13.8V 30A DC Power Supply, I was immediately drawn to its clear focus on reliability and versatility, especially for anyone involved in HAM radio, CB, or other two-way radio communications. As someone who values stable and consistent power sources for sensitive electronic equipment, this bench regulated AC-to-DC converter stood out to me because it offers a fixed 13.8 volts output with a substantial 30 amp current capacity. This means it can comfortably power not only radios but also scanners, cellular phones, and other devices requiring 13.8V DC, making it an ideal, multipurpose tool for my home lab or field setup.

One feature that truly impressed me was the Noise Off-Set control. In my experience, noise interference can be a real challenge when operating radios or other communication devices. The ability to adjust and eliminate pulse noise is a game changer, ensuring cleaner signals and better performance overall. Coupled with the inclusion of a cigarette lighter socket adapter, this power supply extends its usability to portable devices, which is incredibly convenient. The recommendation to maintain at least a one-meter distance between the power supply and the equipment for improved anti-interference really shows thoughtful design tailored to real-world usage scenarios.

Safety and durability are paramount when dealing with power supplies, and I appreciate how the SKY TOPPOWER unit addresses this with multiple layers of protection. The built-in short-circuit and over-current protections not only safeguard my connected devices but also provide peace of mind during long operating sessions. The user-replaceable fuse adds an extra layer of convenience, preventing the need for costly repairs or replacements. Additionally, the integrated cooling fan efficiently manages heat, which means I don’t have to worry about overheating even during extended use—a crucial feature that enhances both safety and longevity.

The compact and lightweight design is another aspect that resonated with me. Weighing about 1.5 kilograms and housed in a robust metal casing with rubber feet, this power supply feels solid and well-built without being bulky. The accurate readout with quick response and the simple one-key switch between voltage and current displays make monitoring straightforward. This ease of use combined with the sturdy build quality makes it a reliable companion whether I’m working at my bench or transporting it for field work.

Finally, the complete package including the power cord, instruction manual, and responsive 24/7 customer service rounds out the overall positive experience. Knowing that support is readily available if I encounter any issues or have questions provides additional confidence in the purchase. For anyone needing a dependable, versatile, and well-thought-out DC power supply for HAM radio or similar applications, I believe the SKY TOPPOWER STP1330 offers excellent value and performance. It’s a practical investment that can power your devices safely and quietly, helping you focus on what matters most—your communications and projects.

Feature	Benefit
Fixed 13.8V DC Output, 30A Max Current	Reliable power supply for radios, scanners, and other 13.8V equipment with ample current capacity
Noise Off-Set Control	Reduces pulse noise for clearer signals and better device performance
Cigarette Lighter Socket Adapter	Enables powering of portable devices easily
Short-Circuit and Over-Current Protection	Ensures safety of both operator and connected devices
User Replaceable Fuse (8A)	Convenient maintenance and protection against faults
Built-in Cooling Fan	Prevents overheating for stable long-term operation
Compact, Lightweight Metal Casing with Rubber Feet	Durable and portable design with stable placement
Accurate Readout & One-Key Switch Display	Easy monitoring of voltage and current
24/7 Customer Service	Reliable support for any questions or concerns

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3. Jesverty Universal Compact Bench Power Supply – 30 Amp Regulated Home Lab Benchtop AC-to-DC Converter for CB/HAM/Amateur Radio with 13.8V Fixed OutputScrew-Type Terminals, Cooling Fan – SPS-1330

When I first came across the Jesverty Universal Compact Bench Power Supply, I was immediately drawn to its promise of a reliable and efficient AC-to-DC conversion tailored specifically for CB, HAM, and amateur radio enthusiasts. As someone who values precision and stability in my radio equipment, this 30 Amp regulated benchtop converter stood out as a practical solution for powering all my 13.8V devices. The fixed voltage output simplifies setup and ensures consistent performance, which is critical when working with sensitive radio gear.

One of the aspects I truly appreciate is its compact design. Measuring just 7.48 inches in depth, 5.9 inches in width, and 2.36 inches in height, and weighing around 3.1 pounds, this power supply fits perfectly on my desktop without taking up much space. This makes it incredibly convenient for home lab setups where space can be limited. Despite its small footprint, it doesn’t compromise on power or efficiency — delivering a robust 30 Amp output suitable for a variety of applications, making it versatile beyond just radio use.

The screw-type terminals are another feature that impressed me. These hardwired, universal connection points are easy to use and provide a secure connection for different devices and cables. The ergonomic front-facing design means I can quickly connect or disconnect load cables without fumbling, which is a big plus during busy sessions or when I need to swap equipment rapidly. It’s a thoughtful touch that enhances user experience and reliability.

Operation couldn’t be simpler thanks to its plug-in design. Just connect it to an AC source, switch it on, and you have a constant, regulated DC voltage output ready to power your equipment. I don’t need to worry about carrying external batteries or additional power sources, which streamlines my workflow and reduces clutter. The switch-activated control also gives me peace of mind that the unit is off when not in use, preventing unnecessary power drain.

Safety and longevity are crucial for me, and Jesverty has addressed this by incorporating a built-in cooling fan that actively prevents overheating during extended use. Alongside this, over-voltage, over-current, and short-circuit protections add layers of security for both me and my equipment. Knowing that the power supply is designed to protect against electrical faults gives me confidence to use it for long periods without worry.

In summary, the Jesverty Universal Compact Bench Power Supply offers a powerful, compact, and user-friendly solution for anyone involved with CB, HAM, or amateur radio setups. Its thoughtful design and protective features make it a smart investment for those who need consistent and safe DC power conversion. For my needs, it strikes a perfect balance between size, performance, and reliability. If you’re looking to upgrade your power supply or need a dependable source for your 13.8V radio equipment, this unit is definitely worth considering.

Feature	Details
AC to DC Conversion	Reliable 13.8V fixed output ideal for CB/HAM/Amateur radios and other equipment
Compact Size	7.48 x 5.9 x 2.36 inches; lightweight at approx. 3.1 lbs; perfect for desktop use
Screw-Type Terminals	Universal, ergonomically designed front terminals for easy and secure connections
Plug-In Operation	Simple switch-activated power control; no external batteries needed
Cooling & Protection	Built-in cooling fan with over-voltage, over-current, and short-circuit protection
Maximum Current Output	30 Amps regulated current suitable for demanding radio setups

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4. 13.8V 30A DC Power Supply for Ham Radio,30 Amp Compact Regulated Bench Power Supply Lab Benchtop AC to DC Converter,Cooling Fan,5V 2A USB Interface,Powering Ham Radio, Amplifiers,SKY TOPPOWER PS1330A

When I first came across the SKY TOPPOWER PS1330A 13.8V 30A DC Power Supply, I was immediately impressed by its blend of power, compact design, and versatility. This power supply is tailored specifically for ham radio enthusiasts like me, but its features extend well beyond that, making it a solid choice for anyone needing a reliable DC power source. The fixed 13.8V output with up to 30 amps of current means it can handle demanding devices such as ham radios, amplifiers, scanners, and even mobile phones with ease. This level of power ensures that my equipment runs smoothly without any voltage drops or interruptions, which is crucial for clear communication and device performance.

One feature that really stood out to me is the integrated 5V 2A USB charging port. This is a thoughtful addition that adds convenience by letting me charge my USB-powered devices directly from the power supply. Whether it’s my smartphone, tablet, or other small electronics, having this USB output means one less charger cluttering my workspace. It’s particularly handy during long sessions when I need to keep all my gadgets powered up without searching for separate outlets.

The built-in cooling fan is another aspect that enhances the overall reliability of this power supply. I’ve used devices before that would overheat under heavy loads, causing them to shut down or reduce performance. The SKY TOPPOWER PS1330A’s cooling fan efficiently manages heat dissipation, keeping the unit stable and safe even during extended use. This not only protects the power supply itself but also prolongs its lifespan, giving me peace of mind that this will be a long-term addition to my bench setup.

Compactness and portability are often overlooked in bench power supplies, but this model excels here as well. Measuring just 5.91 x 8.66 x 2.76 inches and weighing less than 1.5 kg, it fits comfortably on my workbench without taking up too much space. This makes it easy to transport if needed, which is perfect for those of us who attend field days or operate portable stations. Despite its small footprint, it doesn’t compromise on performance, which I find impressive.

Safety is a critical factor for me when using any power equipment, and the SKY TOPPOWER PS1330A includes multiple protection features that reinforce my confidence. The short-circuit and over-current protections safeguard both the power supply and connected devices against damage. Additionally, the user-replaceable 6A fuse adds an extra layer of security and convenience. Knowing that these protections are built-in means I can focus on my radio operations without worrying about unexpected electrical faults.

Lastly, the package comes complete with everything needed to get started right away the power supply unit, power cords, and a user manual. Beyond the product itself, SKY TOPPOWER offers professional technical support backed by over 20 years of experience, which reassures me that expert help is just a message away if I ever encounter any issues or have questions.

Here’s a clear summary of the key specifications and features that make this power supply stand out

Feature	Description
Output Voltage	Fixed 13.8V DC
Maximum Current	30 Amps
USB Charging Port	5V, 2A stable output for charging devices
Cooling	Built-in cooling fan for heat dissipation
Dimensions	5.91 x 8.66 x 2.76 inches
Weight	Less than 1.5 kg
Safety Features	Short-circuit protection, over-current protection, user-replaceable 6A fuse
Included Accessories	Power supply unit, power cords, user manual
Support	Professional technical support with 20+ years experience

Overall, I find the SKY TOPPOWER PS1330A to be an excellent bench power supply that balances power, portability, and safety. Whether you’re a ham radio operator, technician,

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How My Amateur Radio Power Supply Helps Me Stay Connected

I rely on my amateur radio power supply every day because it provides a stable and reliable source of energy for my radio equipment. Unlike regular batteries or household outlets, this power supply ensures that my radio operates smoothly without sudden drops or fluctuations in power. This consistency is crucial when I’m trying to maintain clear communication over long distances, especially during emergencies or bad weather.

Having my own power supply also gives me the freedom to operate my radio anywhere, whether I’m at home, in my car, or out in the field. It’s portable and designed specifically to handle the unique demands of amateur radio gear, so I don’t have to worry about damaging my equipment or losing connection. For me, this means peace of mind and the ability to stay connected with fellow enthusiasts and emergency services whenever I need to.

Buying Guide for Amateur Radio Power Supply

Understanding the Importance of a Reliable Power Supply

When I first started setting up my amateur radio station, I quickly realized how crucial a stable and dependable power supply is. Without consistent power, my radio equipment wouldn’t perform optimally, and I risked damaging sensitive components. A good power supply ensures clean, regulated voltage and current, which translates to clearer transmissions and longer equipment life.

Determining the Power Requirements

Before choosing a power supply, I assessed the voltage and current needs of my radio gear. Most amateur radios operate on 12V DC, but the current draw can vary widely depending on the model and usage. I made sure to check the maximum current my radio requires, then selected a power supply that can comfortably provide that amperage with some overhead to avoid strain.

Considering Voltage Regulation and Stability

One thing I paid close attention to was how well the power supply maintains a stable voltage under varying loads. Fluctuations can cause interference and even damage the radio. I looked for power supplies with good voltage regulation and low ripple to ensure clean power delivery, which is especially important during high transmission power.

Evaluating Build Quality and Safety Features

I wanted a power supply that was robust and safe to use for long periods. Features like short circuit protection, overvoltage protection, and thermal shutdown are critical to prevent accidents and equipment damage. Solid construction also means the supply can withstand the rigors of regular use without failing.

Checking Size, Weight, and Portability

Depending on where I planned to operate—home shack or portable field operations—I considered the size and weight of the power supply. For portable use, lighter and more compact units are preferable. At the same time, I ensured that portability didn’t come at the cost of power output or durability.

Assessing Cooling and Noise Levels

Some power supplies have built-in cooling fans which can be noisy, affecting my operating environment. I looked for models with efficient cooling that operate quietly or have passive cooling options, so I could focus on my transmissions without distractions.

Budget Considerations

While I wanted a reliable and feature-rich power supply, I also had a budget to keep in mind. I balanced cost against features and quality, understanding that investing in a good power supply is worthwhile for long-term performance and safety.

Final Thoughts

Choosing the right amateur radio power supply involves understanding my equipment’s needs and weighing factors like stability, safety, portability, and cost. Taking the time to evaluate these aspects helped me find a power supply that supports my radio activities effectively and reliably.

Author Profile

Marcy Grier

Hi, I’m Marcy Grier. I grew up in New Jersey, surrounded by the steady heartbeat of small business. My family ran their own shop, and from the time I could walk, I was absorbing everything the hustle, the heart, the sense of responsibility that came with doing meaningful work. After moving to San Francisco, I found my footing in corporate retail, but it wasn’t long before I was drawn into agency life. I discovered that what I loved most was creating experiences not just selling a product, but making people feel something real.

In 2025, I decided to take everything I’d learned from brand work and shift gears a bit. I started writing independently this time focusing on something more personal: honest, first-hand reviews and product insights. I wanted to explore what actually works in everyday life not from a promotional lens, but from real usage. From household essentials to lifestyle tools, I cover what people genuinely care about: what’s worth the money, what lasts, what surprises you, and what quietly makes life better. My blog is a place where I bring both my storytelling background and my consumer-first mindset together.

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