User manual ART CLEANBOX PRO

[. . . ] CLEANBoxPro Two Channel Pro/Consumer Level Converter ARTcessories The CLEANBoxPro provides two channels of unbalanced to balanced level conversion and two channels of balanced to unbalanced level conversion in a rugged, compact, and portable unit. [. . . ] The unbalanced output feeds two RCA jacks and a stereo mini-phone jack connected in parallel. Each section has stereo level controls to optimize signal levels. An LED indicator lights when power is applied. The CLEANBoxPro can be an invaluable tool in application areas including (but not limited to!): home or professional recording studios, live sound, PA, permanent installs, DJ, AV, consumer HiFi, podcasting and broadcasting. The CLEANBoxPro can be used with: mixers, audio processors, laptop computers, computer sound cards, CD/DVD players, video gaming machines, MP3 player/recorders, powered monitors and digital audio workstations. FEATURES: XLR connectors for balanced inputs and outputs RCA phono jacks and stereo 1/8" mini-phone jacks for unbalanced inputs and outputs Unbalanced output level control Balanced output level control Rugged extruded aluminum case Lighted On/Off switch Comes with external power supply for operation with AC mains Low noise, low distortion circuitry SPECIFICATIONS: Frequency Response Total Harmonic Distortion Signal to Noise Ratio Common Mode Rejection Ratio Input Impedance Balanced Unbalanced Output Impedance Balanced Unbalanced Maximum Gain Balanced to Unbalanced Unbalanced to Balanced Maximum Input Level Maximum Output Level Balanced Unbalanced Power Dimensions Weight 20 Hz ­ 20 kHz, ± 1 dB < . 01% @ 1 kHz > 90 dB > 40 dB 20k Ohms 100k Ohms 100 Ohms 300 Ohms -6 dB +21 dB +21 dBu +21 dBu +15 dBu 7. 5-12 V AC/DC, < 150 mA 1. 85 H x 4. 6 W x 4. 3 D (in) 47 H x 117 W x 109 D (mm) 1. 10 lbs / 0. 50 kg INSTALLATION and OPERATION: Unbalanced-to-Balanced: RCA / mini-phone to XLR 1) Connect the left and right stereo outputs of the consumer audio unit (CD/DVD player, MP3 player, computer sound card, etc. ) to the CLEANBoxPro's -10dBV UNBALANCED INPUT 1 & 2 RCA connectors or to the ­10 dBV UNBAL INPUT 1/8" phone jack, using the appropriate cable. Connect the CLEANBoxPro's +4dBu BALANCED OUTPUT 1 & 2 male XLR connectors to the balanced inputs of the pro audio unit (e. g. a power amplifier or two channels of a mixer) with two low-impedance balanced XLR cables. With power applied, adjust the BALANCED OUTPUT LEVEL control as required for best signal strength and clarity. [. . . ] Loop balanced outputs to balanced inputs to provide an inline unbalanced level / gain control. 2) 3) 1) 2) 3) 1) 2) Balanced-to-Unbalanced: XLR to RCA / mini-phone Inline Balanced or Unbalanced Level/Gain Control [. . . ]