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DI-PLUS 2 Stereo Active Direct Box

Phantom or battery powered in a rugged steel chassis


The ARX DI-PLUS 2 represents another major step forward in active direct boxes. Packaged in a single channel stand-alone format, the DI-PLUS 2 represents a fresh look at active stereo D.I. concepts.

Precision engineered
Ultra quiet, ultra clean circuitry delivers maximum headroom whatever the signal. Premium grade components, plus an all-steel chassis gives excellent hum and noise specifications and superb audio quality in a tough, roadworthy package. Accurate Left and Right channel level matching keeps the stereo image centred.

Level control
The DI-PLUS 2 features two high impedance unbalanced inputs on the front panel, running to balanced XLR outputs on the rear. A a global Pad switch drops inputs by 20dB, making it suitable for all applications from the softest keyboard to the hottest broadcast levels.

Battery compartment

The revolutionary simple 'clamshell' action of the DI-PLUS 2 battery compartment makes battery changing extremely easy, even on the darkest stages.

A 9v alkaline battery snaps into a PCB mounted battery holder for fast, secure location. No fragile battery clip leads to break, no tools required, no screws to lose. Production crew heaven!


Automatic Phantom switching
The DI-PLUS 2 will automatically switch itself to the console's own Phantom Power, if available, and an LED will indicate this mode. Turn the Phantom Power off and it will instantly revert back to battery mode.

Rugged all-steel case
A lot of direct boxes are fitted into brittle cast alloy cases. Not this one! The tough all-steel inner and outer chassis of the DI-PLUS 2 provide excellent RF/EMF shielding while making it a sturdy, heavy duty unit that is hard to dislodge, and hard to leave behind.

Rear panel showing Left and Right XLR connectors, ground lift switch, battery check switch and LED, plus phantom power On LED and captive screw for opening up the unit for battery changing

Whether you're a Studio or Live Sound engineer, installation contractor, or broadcast engineer, you want all the dynamics,clarity and stereo information of the original sound source transferred to the mixing console. The ARX DI-PLUS 2 provides a rugged, no-compromise solution to all stereo direct injection and signal balancing requirements.

T E C H N I C A L || S P E C I F I C A T I O N S

Max Input Level
+12 dB Phantom powered
+6 dB Battery powered

Input Impedance 1 Meg Ohm

Max Output Level
+17 dB 10K Ohm load Phantom powered
+12 dB 10K Ohm load Battery powered
+11 dB 600 Ohm load Phantom powered
+12 dB 600 Ohm load Battery powered

Output Impedance 680 Ohms Balanced

Output Signal to Noise
-100 dB unweighted
-104 dB A weighted

Dynamic Range
117 dB 10K Ohm load Phantom powered
112 dB 10K Ohm load Battery powered
111 dB 600 Ohm load Phantom powered
107.5 dB 600 Ohm load Battery powered

Distortion 100 Hz .0018%, 1KHz .0028%, 10KHz .0056%

Frequency Response 20Hz to 20KHz, ± 0.2 dB

Gain through Unit: 6dB (Pad switch out)

Pad Switch: Global -20 dB attenuation

Input and Loop Out Connectors
Insulated jacks
(!!!Note that Channel A Input connector switches the unit on when a plug is inserted. Remove plug when storing to avoid battery drain!!!)

Output Connectors
3 pin XLR. Wired Pin 1 Ground, Pin 2 + Hot, Pin 3 - Cold.
Global Audio Ground (Pin 1) lift switch

Construction
All-steel chassis, fibreglass PCB

Battery Access
Twist connector opens chassis, snap-in battery holder inside.
No tools required


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