SKU: 10446492621

Radial Engineering J48 STEREO Phantom Powered DI

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Description

Radial Engineering J48 STEREO Phantom Powered DIThe Radial J48 Stereo is a high performance active direct box designed for professional touring and studio recording. It features the same award winning signal path that has made the single channel J48 the most specified active direct box on tour today. And with users as diverse as Paul McCartney, Tommy Emmanuel and Joe Chiccarelli, you can be sure it will meet the most demanding qualifications. The design begins with a rugged 14 gauge steel

The Radial J48 Stereo is a high performance active direct box designed for professional touring and studio recording. It features the same award-winning signal path that has made the single channel J48 the most specified active direct box on tour today. And with users as diverse as Paul McCartney, Tommy Emmanuel and Joe Chiccarelli, you can be sure it will meet the most demanding qualifications.

The design begins with a rugged 14 gauge steel construction and a bookend design that protects sensitive switches and connectors from damage. The internal I-beam construction ensures the fragile internal PC board will not torque, which in turn could lead to cold solder joints developing and premature failure. All connectors are made from glass-filled nylon and feature extra large nickel-silver contacts that will not tarnish over time.

Inside, a unique switching power supply converts the 48 volt phantom to AC, increasing the headroom for improved signal handling and lower distortion. This results in an exceptionally linear frequency response that spans from 10Hz to 40kHz while being able to handle high output instruments without choking. In addition, a -15dB pad may be engaged for extreme signal handling. This is supplemented with a high-pass filter that gently rolls off low frequencies below 80Hz to clean up mud and excessive resonance. A side-access 180 polarity reverse aids when using the J48 Stereo with dual element pickups to either phase align the sources or eliminate acoustic hot spots that can cause feedback on stage.

A unique aspect of the power supply is the way that the J48 handles buzz and hum caused by ground loops. The traditional solution is to lift the audio ground by disconnecting pin-1 at the XLR output. When this is done, the 48 volt phantom power from the console is shut off, forcing one to introduce a battery into the equation. Unfortunately, batteries are inconsistent, and when they begin to drop power, severely affect the available voltage and resulting headroom. Instead, the J48 employs a DC to DC converter with a high frequency transformer that enables the audio ground to be lifted at the power supply. This does not shut off the phantom power and is invisible to the user.

The Radial J48 Stereo Twice as good as the world's finest phantom-powered active DI!

    Shipping Notes
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    Exchange/Return Notes
    • We offer a 30-day return/exchange service after receiving.
    • Final sale items are not eligible for returns or exchanges.
    • To process your return/exchange, please contact us at [email protected]
    • Please click here for more details>>> Return & Exchange Policy
    SKU: 10446492621

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    4.7 ★★★★★
    Based on 15 reviews
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    Gianluca
    Omaha, US
    ★★★★★ 5
    Great price and very quiet
    Color: Black
    I use the Honeywell TurboForce HT-900 in my home office to help with airflow around my computer setup, and it’s been a solid performer for the price. Despite its small size, it moves a surprising amount of air. On high, it pushes a strong, focused stream that actually reaches across the room. Medium is what I use most often since it balances good circulation with reasonable noise, and low is quiet enough to run in the background without being distracting. Noise levels are generally acceptable. Low and medium are fairly quiet with a consistent hum, while high is noticeably louder but still not unbearable for short bursts. It’s also very simple to position and use. The head tilts easily, so you can aim airflow exactly where you need it, and the compact size makes it easy to place on a desk without taking up much space. Overall, it’s a straightforward, no-frills fan that does its job well. Strong airflow, simple controls, and good value for the price.
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    Reviewed in the United States on April 30, 2026
    B
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    Brandy Mullane
    Phoenix, US
    ★★★★★ 5
    Powerful and long lasting
    Color: Black
    I purchased a blue colored one in May 2022 and it finally went out a few days ago. I ran this thing almost constantly as im going through menopause and it came to be a staple at my bedside. 4 years of running ALL THE TIME! Great little fan with a ton of airflow to keep me cool during night sweats. And it has just enough white noise to distract from outside noise. Also, the motor power never differentiated after using for so long. It was still strong. I just ordered another one to replace it and cant wait for it to arrive so I can sleep again! Only thing is they only have bakck or white instead of blue this time but thats ok as long as it performs.
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    Reviewed in the United States on May 14, 2026
    M
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    Morocco Victor Parker
    Bozeman, US
    ★★★★★ 4
    Small fan, serious power
    Color: Black
    I bought the Honeywell Turboforce Fan for my bedroom, and I’m honestly impressed with how powerful this little thing is. Don’t let the compact size fool you — it moves a lot of air. On the lowest setting it’s perfect for a gentle breeze while sleeping, and the higher settings can easily cool down a medium-sized room or help circulate AC much more efficiently. The 90-degree pivoting head is a great feature. I can angle it upward for better air circulation or point it directly at me when it’s extra hot. It’s lightweight, easy to move around, and doesn’t take up much space on a desk or nightstand. It can also be wall-mounted, which is a nice bonus. Noise level is reasonable. On low, it’s actually a pleasant white noise. Medium and high are louder, but not in an annoying way — just the sound of strong airflow. Build quality feels solid for the price, and it’s been running daily without any issues. For the cost, this fan seriously overperforms. If you need a compact, affordable, and powerful fan, this is a no-brainer. I’d absolutely buy it again.
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    Reviewed in the United States on May 23, 2026
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    Dk
    Lowell, US
    ★★★★★ 5
    Great powerful little fan, good deal.
    Color: Black
    Nice powerful fan, good price! larger than an average desktop fan, keeps the air moving, and is fairly quiet.
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    Reviewed in the United States on May 19, 2026
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    john redcorn
    Bozeman, US
    ★★★★★ 5
    Good value for a powerful fan.
    Color: Black
    Powerful fan. It’s just a 100 square foot room but you can feel the fan clear across the room. The unit feels durable but it is also extremely lightweight. Easy to move room to room. The fan can face straight ahead or angle to face upwards. It is easy to change the angle of the fan, simply tilt the body and it clicks into place. It does not face downward. When faced upwards it does well to circulate air around the room. It is somewhat loud on higher settings but that is to be expected. At $14.99 this was priced a bit lower than similar units. It’s a good value so far as it is performing well.
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    Reviewed in the United States on May 26, 2026

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