Electro-Voice Dx 38 Uživatelský manuál

Dx 38 24 BIT DIGITAL SOUND SYSTEM PROCESSOR OWNER’S MANUAL

5. QUICK STARTThis paragraph describes in an overview the most important steps for a trouble-free operation of the Dx38 in your PA-system. For a more

In the Edit menu select the desired output channel by pressing the corresponding OUTPUT control. Thenuse the rotary encoder to select HIPASS XOVER in

COMPRESSOR / LIMITER SETTINGSA compressor / limiter automatically reduces level peaks above a certain threshold and therefore providesreliable protect

6. CONFIGURATIONS OF THE Dx 38The Dx 38 offers 7 pre-defined configurations. A configuration is a basic setting that includes the routingof inputs and

6.1 Stereo 2 WayThis configuration generally represents a 2-way stereo frequency crossover, where IN 1 serves as theleft input channel and IN 2 as th

6.3 3 Way + FullrangeThe 3-Way + Fullrange configuration is a 3-way monaural x-over with additional full range output whereIN 1 serves as input chann

6.5 3 Way / Independent Sub + FullrangeAs well as the two previous configurations, this configuration also represents a 3-way frequency crossoverwith

6.7 2-IN-4In this configuration, all 4 outputs are configured for full range operation. OUT 1 and OUT 2 get theirsignal-feed from the input channel I

7. OPERATIONThe rotary encoder with push-button function for fast editing of parameter values, 6 function keys, andthe push-button function of the ou

7.1 PROGRAM SELECTIONThe Dx 38 offers 30 user-definable program presets (U01 - U30) and up to 50 factory pre-programmedpresets (F01-F50). Altogether y

The lightning flash with arrowhead symbol, within an equi-lateral triangle is intended to alert the user to the presenceof uninsulated “dangerous volt

3. Whenever the function block in the first line is selected, you are able to select another function blockby using the rotary encoder (10). Pressing

7.3 STORE PROGRAMS AND PROGRAM NAMESWhether you want to store an edited program, alter the name of a program, or copy a program from onepreset locatio

CAUTION! The program that was previously stored in this preset location is being erased! Pleasemake sure, that the selected destination program numbe

8. PARAMETERSDepending on its configuration and operation mode, the Dx 38 offers a selection of more or less differentparameters. The parameters are a

8.1 PARAMETER ACCESSDepending on the actual configuration, only certain parameters are relevant. To provide a better overviewand prevent erroneous ope

8.1.2 PARAMETER LINK-TABLESTANDARD Mode 1)FULLEDITModeStereo 2 WayStereo 2 Way /MonoSub +Fullrange3 Way+Fullrange3 WayMonoSub + Fullrange3 WayIndep

Type describes the selected filter type. When selecting BYPASS, no effect is applied. PEQ provides aparametric Peak Dip Filter with programmable frequ

PEQ: f = 1kHz, Gain = -12dB Q = 0.5, 1.0, 5.0, 20.0Low Shelving Filter (LOSLV): f = 200Hz, Slope = 6dB Gain = +3dB, +6dB, +9dB, +12dBHigh Shelving F

MASTER DELAYThese delay lines are located in the inputs IN1, IN2 and in the summed input signal IN1+2; all x-overchannels are affected.For instance, t

CHANNEL EQ1-4The four output channels of the Dx 38 employ a 4-band parametric EQ each which allow to programadditional equalization for the individual

CONTENTSTABLE OF CONTENTS PAGE SAFETY AND SERVICE INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . .

Gain sets the degree of amplification or attenuation of the parametric EQ or the low shelving and highshelving equalizers. The setting is performed in

HIPASS X-OVERThe frequency crossover filter consists of a low pass filter in one channel and a high pass filter in theadjacent channel. Here, the freq

The f parameter (frequency) sets the x-over Lo-Pass filter’s cutoff frequency. The corresponding Hi-Passfilter should be set to the same cutoff freque

CHANNEL DELAYThese delays are provided in the output channels OUT1 - OUT4. They are used to compensate differencesin loudspeaker dispersion plains tha

COMPRESSORThe compressor automatically reduces level peaks above a certain threshold and therefore providesreliable protection against power amplifier

LIMITERThe limiter provides additional protection against the occurrence of clipping and overload conditions. Themaximum level of the audio signal is

9. OPTION FUNCTIONSThe “option programs” offer several additional, important information and preference settings for the Dx 38. Using the SELECT keys

9.3 VU LEVEL METER DISPLAY MODEnormal fast: The peak hold function is off; the levels are displayed with a short drop rate of approximately 600 dB/s.p

9.5 OPERATION MODE SELECTIONThis page allows you to choose the operation mode which the Dx 38 is operated in. The display showsthe following selection

10. SPECIFICATIONS10.1 TECHNICAL SPECIFICATIONSMains voltage 90 - 250 V AC / 50 - 60 HzPower consumption 20 wattsSafety class IInputs 2 x XLR IN

1. INTRODUCTION First of all, we would like to thank you for and congratulate you on buying the Electro-Voice Digital SoundSystem Processor Dx 38. To

10.2 RETROFITTING INSTRUCTIONSCAUTION: These servicing instructions are for use by qualified personnel only. To reduce the risk of electric shock, d

10.2.2 Installation manuals for interface cards:RS-232 Interface (NRS 90243, EDP-No. 112756)Contact Closure Interface (NRS 90246, EDP-No. 112766)RS-

BLOCKDIAGRAMM10-4

Abmessungen / Dimensions (in mm)ABMESSUNGEN / DIMENSIONS10-6

2. CONTROLS AND CONNECTIONS2.1 FRONT PANEL1, Control INPUT 1 / INPUT 2 Rotary controls to set the input levels of the inputs 1 and 2 of the Dx 38. The

8, STORE-key This key allows the user to store edited programs in one of the user-definable program presets (U01 -U30) or to copy programs from one pr

2.2 REAR PANEL17, Mains connector Connect the supplied mains cord to the mains connector. The Dx 38 is capable of handling mains voltagesbetween 90 V

3. INSTALLATION AND CONNECTIONSCorrect connections is a vital factor in achieving the best results with the Dx 38. Before switching on thepower you h