With the DI100, you can rest assured that your sound source will reach your console balanced and noise-free. Go ahead and plug that guitar amp's speaker output into the ULTRA-DI—it’ll deal with ratings of up to 3,000 Watts and give you a perfect signal at the other end. The input-buffering amplifier ensures clean, pure and powerful sound, even with extremely…

The DI4000 gives you four first-class DI channels in one rack space. With two inputs (XLR and 1 /4 " TRS), a balanced output (XLR) and a 1 /4 " link output per channel, up to 40 dB of switchable input attenuation and up to 20 dB of gain, the DI4000 is equipped to deal with virtually any input…

The DI-2 is a two channel DI box, for use with stereo keyboards or two separate mono signals. It can also be used as a balanced signal splitter by connecting a short jack-to-jack lead from the link socket of channel 1 to the input of channel 2. Channel 1's signal will then be available on both balanced XLR's,…

As a regular feature of a club sound system or as a durable road piece the S-Direct is the only direct box you'll ever need. Perfect for stage and studio Switchable input level handles instrument and speaker levels 48 Volt phantom power or 9 volt operation with auto battery shut off Switchable ground lift 1/4"…

The S-direct plus gives you all the same features of the original S-direct, but in stereo. It's like having two direct boxes in one, perfect for keyboard players, or any instrument with multiple outputs. Stereo direct box 1/4" linked inputs/outputs 48 volt phantom power or 9 volt operation with auto battery shut off…

The ULTRA-DI PRO DI800 is a professional mains/phantom powered 8-channel DI-box. It converts unbalanced line inputs into balanced outputs, featuring optional mains or phantom powered operation. Its servo balanced operation assures ultra-flat frequency response. Additionally, it allows direct connection to speaker outputs with up to 3,000 Watts. A ground lift switch as well as input attenuation/gain per channel round off…

ULTRA-G GI100: Your secret weapon for direct sound. 

Whether you’re recording or on stage, you need a reliable DI box to get your guitar sound to the console with full dynamics and power—and without noise. Engineered for electric guitar, our GI100 features a switchable speaker simulation designed by Juergen Rath that so realistically emulates a 4 x 12" cabinet you…

A single channel very high quality passive D.I. box, housed in the same all steel box used for our active models. It features a jack input socket, and link output for connection to an on-stage combo etc. Two wide band low distortion transformers provide a balanced 600 ohm output to an XLR. A ground lift switch is…

Two channel, very high quality passive D.I. box, housed in the same all steel box used for our active models. It features a jack input socket, and link output for connection to an on-stage combo etc. Two wide band low distortion transformers provide a balanced 600 ohm output to an XLR. A ground lift switch is fitted, and the unit…

A "bump-box", S-Convert is a problem solver for interfacing and level matching consumer and professional audio equipment.
+4 to -10 audio level converters
RCA -10 inputs with level control, RCA -10 outputs
XLR +4 outputs
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The Radial X-Amp is an active re-amping device that presents the engineer / producer with a new and innovative creative tool that allows a pre-recorded track from a line level device to drive two guitar amplifiers or effect pedals simultaneously. This opens the door to explore new musical sounds and spur on the creative…

With added functionality and enhanced audio performance, the AR-133 has been designed to be more affordable for musicians, studios and PA companies. The unit includes phantom power and battery supplies as standard. Should the phantom power from the console fail or be accidentally switched off, the AR-133 automatically switches over to the internal 9V battery providing uninterrupted use. The unit…

The DI-3 single channel D.I. box has a mono jack input and link out socket, a ground lift to eliminate hum loops, a three position attenuator for accurate level matching, and a balanced 600 ohm XLR output. All models can be powered by a 9 volt battery, phantom power from the desk, or an external 9v psu. …

A compact and convenient solution to Direct Injection, the DI-6M offers six D.I. channels in a 1u rackmount, with the added bonus of a six channel mixer, output to a balanced 600W XLR socket. Each channel has an overload led, very accurate and flexible attenuation, an individual ground lift, and a link output socket to an on-stage combo etc., while…

The Radial JDI Duplex Mk4 is a full-featured passive DI designed to enhance connectivity for the touring professional and AV integrator. The Duplex comes equipped with 1/4" connectors for -10dB consumer electronics and XLR inputs for +4dB professional line sources.

Each Duplex channel employs the same high-performance Jensen audio transformer as the industry standard Radial JDI direct…