Alto OEX900 User Manual Download Page 11

(11). MONITOR LEVEL Control

This control adjusts the level of monitor output by a range of -

to +10dB.

(

12). MAIN LEVEL Control

By rotating this pot you'll simultaneously adjust the overall volume of the left and right main mix outputs in

to +10dB.

-

(13). PRESETS Control (DSP Section)

Adjust this knob to select the effect you wish to perform. There are 16 options available: several kinds of
reverb, mono and stereo delay, modulation effects, and versatile two-effect combinations.

(14). VARIATIONS Control

This control provides 16 variations for each preset, each variation has been designed modifying several
parameters. For further details, please refer to chapter 5.

(15). PEAK LED

This LED is lit when the DSP input signal is too strong. This LED is lit when the DSP is muted too.

(16). DSP MUTE Switch

This switch serves to activate/deactivate the built-in effect section. For your convenience you can also use
the FOOT SW for this operation.

(17). FOOT SW. Jack

This 1/4" phone jack can be used to connect an external foot-switch to turn on/off the built-in effect module.

(18). AUX/DFX RET

This pot adjusts the internal/external effect from 0 to 10.

(19). AUX2 OUT

This 1/4" phone jack outputs AUX2 bus line signal.

(20). STEREO RTN

This1/4" phone jack is used to return the signal of external unit to the main mix. You can also use it as
an extra auxiliary input.

(21). TAPE IN/OUT

These RCA connectors are useful to connect the output/input of a DAT, cassette or taper recorder.

(22). TAPE TO Switch

Pushing this switch to left, TAPE IN signal will be routed to CH7-8 path, so the signal will be controlled by

channel level control and main level control. Pushing this switch to right, the TAPE IN signal will be derectly

routed to main mix bus, and its signal will be affected by main level control only.

(23). 2TK IN Control

This pot adjusts the level of 2TK IN signal in -

to MAX range.

(24). MAIN OUT

These

left and right main mix. You can use these connectors to output the main mix

connectors output

signal to external PA system or active speakers.

(25). MONITOR OUT

This1/4" phone jack outputs the signal from MON (AUX1) bus to the input of external monitor amplifier
or active monitor speaker.

(26). HEADPHONE OUT

This1/4" stereo phone jack can be used to connect stereo headphones.

(27). PHANTOM Switch

Via this switch, you can turn on/off the +48V phantom power for all microphone pre-amps.

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Summary of Contents for OEX900

Page 1: ...OEX900 User s Manual LTO R www altoproaudio com Version 1 3 October 2005 English...

Page 2: ...ct away from naked flames Read these instructions Follow all instructions Keep these instructions Do not discard Heed all warnings Only use attachments accessories specified by the manufacturer Do not...

Page 3: ...2 TABLE OF CONTENTS 1 INTRODUCTION 3 4 CONTROL ELEMENTS 8 6 OEX900 WIRING GUIDE 13 5 PRESET LIST 12 7 TECHNICAL SPECIFICATIONS 14 8 WARRANTY 16 3 QUICK START 5 2 FEATURES 3...

Page 4: ...900 panel there s compact extractable 8 channel mixer which uses 24 bit A D D A converters and 24 bit DSP effects with accurate algorithms 256 presets It also provides 6 MIC inputs with ultra low nois...

Page 5: ...4 In following picture you see OEX900 most important components High quality L R full range speaker cabinets Powerful sub woofer Versatile multi channel mixer...

Page 6: ...Fig 4 proper position will allow the sub woofer to develop his full power and sound character Depending on application requirements you can disassemble or not the mixer from the trolley For this appl...

Page 7: ...ixer input connectors XLRor1 4 TRS jacks as shown in Fig 8 Connect one side of the speaker cable to the left right power outputs speakon connectors of system and the other side to the left right speak...

Page 8: ...them back in their places all accessories into assigned storage compartment Finally lay the speakers face down on 7 Stand Stand Stereo program source Such as CD player MD Player or other Line sources...

Page 9: ...0dB 0 dB 0 dB 0 dB 0 dB 0 dB 0 dB RIGHT LEFT MIC IN bal MIC IN bal MIC IN bal MIC IN bal MIC IN bal MIC IN bal MIC IN bal LEVEL LEVEL LEVEL LEVEL LEVEL LEVEL 0 9 9 15 15 0 9 9 15 15 L O W N O I S E P...

Page 10: ...u a very wide panorama of sound effects The gain range can be varied from 15dB to 15dB with a center frequency of 2 5kHz LOW Bass control It can boost male voice or kick drum and bass guitar Your syst...

Page 11: ...pot adjusts the internal external effect from 0 to 10 19 AUX2 OUT This 1 4 phone jack outputs AUX2 bus line signal 20 STEREO RTN This1 4 phone jack is used to return the signal of external unit to the...

Page 12: ...R Switch It switches on off the OEX900 main power 30 Powered Output Connectors These 4 way speakon type connectors are used to output the powered signal to L R speaker cabinets Note in order to avoid...

Page 13: ...a record head and multiple playback heads at intervals along the tape 1 3 5 4s 0 84ms SPRING REVERB Simulate the analog transducers springs lightly stretched sound MONO DELAY STEREO DELAY FLANGER CHOR...

Page 14: ...ND PIN5 SUB OUT PIN6 L OUT HI PIN7 R OUT HI PIN8 C GND Input Output Connector Description TRS Type Balanced Tip Ring Sleeve TRS Type Unbalanced Tip Ring Sleeve TS Type Unbalanced Sleeve Tip 1 4 jack X...

Page 15: ...All other inputs Tape out All other outputs Hi shelving Mid bell Low shelving 10kOhm or greater 1kOhm 120Ohm 15dB 12kHz 15dB 2 5kHz 15dB 80Hz Equalization DSP Section A D and D A converters DSP resolu...

Page 16: ...nce Low Mid High Low 4ohm Mid High 8ohm Crossover Frequencies Active 125Hz at 12dB Oct Passive 3000Hz at 12dB Oct with Electronic Dynamic Protections Amplifier Protections Low Mid High Soft Start Shor...

Page 17: ...od LTO of 1 year from the purchase date if you have completed the Warranty Registration Card in time c During the warranty service may repair or replace this product at its own option at no charge to...

Page 18: ...3737 email alto altoproaudio com Fax 886 4 22346757 c All rights reserved to ALTO All features and content might be changed without prior notice Any photocopy translation or reproduction of part of th...

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