Perfect clarity. For every single audio source. Whether you’re on stage or in the studio, the Radial JDI Duplex Stereo Direct Box offers pristine signal integrity in every situation. Just plug in, play, and experience outstanding signal handling with zero distortion.
Ready for anything. The JDI Duplex Stereo is equipped with all the tools you need to get the best sound possible. Eliminate unwanted noise with the ground lift switch. Sum stereo inputs into mono. Or reduce input sensitivity on the fly with -15dB pads. It’s all right there at your fingertips.
Perfect for any setup. Thanks to its robust compact construction, the JDI Duplex Stereo can be introduced into the tightest of stage or studio spaces. Never worry about knocks and drops getting in the way of your performance. With its metal chassis, you’re fully protected.
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Ready for everything. No humming. No buzzes. And no harmonic distortion. The JDI Duplex Stereo offers exceptional transparency and a wide bandwidth for a full range of sources. From smartphones and laptops to instruments and CD players, the JDI promises outstanding signal handling with Jensen JT-DB-EPC audio transformers. Whatever your setup, you’ll get smooth, warm sound reminiscent of the finest vintage gear.
Thanks to a nickel core and MuMETAL shield, the JDI Stereo boasts a ruler-flat frequency response of 10Hz – 40kHz with zero phase deviation. That means pure sound for your audio sources. Just connect via 1/4″, RCA, 3.5mm TRS, or XLR. No power required.
Features:
– 2-channel passive DI with enhanced connectivity for any application
– Exceptional audio performance from premium Jensen transformers
– Quickly sum stereo signals to mono with the Mono Sum switch
– Instantly reduce input sensitivity for high output signals with the -15dB pad
– Correct phase alignment on the fly with the 180-degree phase reverse switch
– Eliminate humming and buzzes from ground loops with the lift switch
– Pristine connection for laptops, tablets, and smartphones via 3.5mm input
– Perfect with consumer level and other hifi devices with RCA inputs
– Easily connect instrument or line-level sources via 1/4″ input jack and thru
– Virtually noiseless connection up to 100 meters via 600-ohm balanced mic-level XLR output
– Connect to balanced line-level sources like mixing consoles with the +4dB XLR Input
– XLR In activates the +4dB line level balanced XLR input and disconnects the 1/4″ and RCA jacks
– Robust steel chassis protects against knocks and drops
Specifications:
– Audio Circuit Type: Passive transformer based
– Number of Channels: Dual channel (stereo)
– Frequency Response: 20Hz ~ 20KHz (±2dB)
– Dynamic Range: 135dB
– Maximum Input: +20dB @ 1kHz
– THD: 0.001%; 1kHz/+4dBu; 600 Ohm load
– Phase Deviation: -1° @ 20Hz; 0.5° @ 150Hz; 600 Ohm load
– Input Impedance – Unbalanced: 140k Ohm PAD off; 10k Ohm PAD on
– Input Impedance – Balanced FXLR: 10k Ohm
– Output Impedance – Balanced MXLR: 600 Ohms
– Transformer: Jensen JT-DB-E 12:1 ratio
– Shield: Dual Faraday mu-metal can
– Input Pad: -15dB (1/4″ and RCA inputs only)
– Sum Mono: Resistive summing mixer
– Polarity Reverse: Toggles pins 2 and 3 at the XLR outputs
– Ground Lift: Disconnects pin-1 at XLR output
– XLR Input: +4dB balanced female XLR
– XLR Configuration: AES standard (pin-2 hot)
– Connectors: 1/4″, RCA, 3.5mm TRS in, XLR-F in, XLR-M out
– Construction: 14-gauge steel chassis and outer shell
– Finish: Powder coated
– Size: 6.3″ (W) x 1.9″ (H) x 5″ (D)
– Weight: 1kg
