Direct Boxes

The Radial Engineering ProAV1 is a passive direct box specifically designed for audio-video integrators and technicians, featuring a variety of stereo inputs that are summed to mono via a resistive mixer, greatly simplifying signal management.

The Switchcraft SC702CT Stereo A/V Direct Box with Custom Transformer converts the outputs of equipment such as MP3 players, laptops and DJ mixers to balanced, mic level signals that can be connected to audio consoles, mic preamps and house sound systems.

The PreSonus TubePre V2 professional tube preamplifier employs the popular XMAX Class A solid-state preamp, followed in the signal path by a 12AX7 vacuum-tube stage. Use it as a straight-up tube preamp or a dynamite direct box (DI) for guitars and basses.

The Switchcraft SC800 Instrument Direct Box converts the unbalanced outputs of musical instruments to balanced, mic level signals that can be connected to audio consoles and mic preamps. Dual 1/4” thruputs enable connection to multiple devices such as an amp and a tuner, two amps, etc.

The Switchcraft SC700 A/V Direct Box converts the outputs of equipment such as MP3 players, laptops and DJ mixers to balanced, mic level signals that can be connected to audio consoles, mic preamps and house sound systems.

The BSS Audio AR-133 Active DI Box converts this signal to a more suitable form without interfering with or modifying the signal at the instrument source, and should provide freedom from ground and power line related problems.

The Radial Engineering ProAV2 is a stereo passive direct box designed for audio-video integrators and technicians, with an array of input connector options to easily interface with a wide range of audio equipment.

The Whirlwind HOTBOX is an active direct box that operates with batteries or phantom power.

The Whirlwind pcDI is perfect for interfacing the outputs of CD players, computer sound cards, iPODs® / MP3 players, tape decks, etc. with professional, balanced, low impedance equipment.

The Whirlwind DIRECT2 combines features found on two of the DIRECTOR® direct boxes in one unit. Perfect for converting unbalanced signals from stereo keyboards, acoustic guitar preamps, CD and tape players, computer sound cards, etc.

The Radial Engineering ProD2 is high-quality, full-range passive direct box equipped with custom-made audio transformers for exceptional signal handling without saturation and with extremely low phase distortion in the critical bass and mid regions.

The Radial Trim-Two™ is a passive stereo direct box designed for use with laptop computers and other consumer playback devices, eliminating hum and buzz from ground loops while providing an easy-access level control for quick adjustments on stage.

The Radial Engineering ProAV2 is a stereo passive direct box designed for audio-video integrators and technicians, with an array of input connector options to easily interface with a wide range of audio equipment.

The Type 85 connects any high-impedance instrument pickup, even piezo pickups, to a balanced microphone (XLR type) input. It provides a strong, clean signal to the mix board without adding noise or distortion.

The Radial Engineering JDI is considered by many to be the world’s finest direct box. It is a passive DI that employs a Jensen isolation transformer for optimum audio performance offering outstanding linearity.

The Radial JPC is a stereo direct box that has been specifically designed for use with computer sound cards and other consumer electronic products to allow these to be connected to a professional sound system.

The Radial Engineering J48 is a high performance active direct box for live concert touring and professional recording studio applications, with the ability to handle extreme transients without distortion while delivering the natural sound of your instrument.

The Radial JDI Stereo is a high performance 2-channel passive direct box for live concert touring and professional recording applications, featuring premium Jensen transformers for exceptional audio performance.

The Switchcraft SC702 Stereo A/V Direct Box convert the outputs of equipment such as MP3 players, laptops and DJ mixers to balanced, mic level signals that can be connected to audio consoles, mic preamps and house sound systems.

The Radial J+4 is a stereo interface designed to accept consumer level -10dB unbalanced high impedance signals and convert them to +4dB balanced low impedance signals for easy manipulation in professional level environments.

The Type 10 DI box is the ideal counterpart to our classic Type 85, combining the exceptional ruggedness and versatility of the Type 85 with an advanced design that sets a new standard for pure performance.