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PROEL AXIOM DSO26, User Manual

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PROEL AXIOM DSO26 User Manual Download Page 18

DSO26 User Manual 

18    

AUDIO FUNCTION SCREENS 

Gain Screen 

 

 

 

To adjust the gain: 

 

 

 

Use the ‘GAIN’

 

control. 

 
Each input and output has an individual gain screen. The inputs have a range of +6dB to  
–40dB, adjustable in 0

.

1dB steps and the outputs have a range of +15dB to –40dB, again

 

adjustable in 0

.

1dB steps. 

 

 
For further details on this topic, see the section entitled  
“Operating Level” on page 32. 

Summary of Contents for AXIOM DSO26

Page 1: ...SOUND REINFORCEMENT DSO26 DIGITAL SYSTEM OPTIMIZER www proelgroup com MADE IN EUROPE U S E R S M A N U A L...

Page 2: ...ttings Also used for design of new crossovers Security Sub menu Used for locking various features of the units using a four digit code System Sub menu Used to view the units status and select various...

Page 3: ...T PANEL FAMILIARISATION 9 REAR PANEL CONNECTIONS 10 OPERATING THE DSO26 11 Preliminary Set up 11 DSO26 CONFIGURATIONS 12 Introduction 12 2 x 2 way with Mono Sum 12 2 x 3 way 12 4 way 2 14 5 way 1 15 6...

Page 4: ...nges Only 27 Changes View 27 Changes Mutes 27 EVERYTHING 27 Entering the Password to Complete the Locking Operation 28 SYSTEM SUB MENU 29 System Status 29 LCD Contrast 29 LED Brightness 29 Temperature...

Page 5: ...ds 35 FACTORY PRESETS 37 EDGE presets 37 TFL presets 39 Voltage gain of TFL amplifiers 42 SPECIFICATIONS 43 WARRANTY 44 OPTIONS AND ACCESSORIES 44 APPENDICES 45 Appendix 1 Limiter threshold in dB to V...

Page 6: ...OSE TO RAIN OR MOISTURE It should not be necessary to remove any protective earth or signal cable shield connections Do not defeat the purpose of the polarized or grounding type plug A polarized plug...

Page 7: ...ered for cutting edge performance and world class reliability If you would like further information about this or any other product please contact us We look forward to hearing from you in the near fu...

Page 8: ...sover configuration regardless of scale A total of 30 parametric equalisation bands are available each providing 15 to 30dB of gain at centre frequencies between 20Hz and 20kHz with a wide range of Q...

Page 9: ...sons the high and low pass filters cannot be bypassed using this key Quit Key exits the menu Encoders three velocity sensitive controls allow the relative parameter displayed on the LCD screen to be a...

Page 10: ...ted in this holder Mains Inlet connected via a standard IEC socket External RS232 standard via a 9 pin D type connector for connection to a PC enabling the uploading of new software to the unit Audio...

Page 11: ...he set up wizard to finalise your design Note that when in a menu ENTER is always used to confirm selections The current selection is marked with an asterisk Use the GAIN keys on each output channel w...

Page 12: ...also offer the option of ganged parameter adjustment for stereo systems 2 x 2 way with Mono Sum This format feeds input A to outputs 1 and 2 designated low and high respectively Input B feeds outputs...

Page 13: ...uration as with the 2 x 2 way can have the outputs ganged for stereo operation This gangs outputs 1 4 2 5 and 3 6 so that they track identically It can be selected or modified by entering the Design a...

Page 14: ...as an option factory fitted only HPF LPF PEQ x 5 DELAY GAIN LIMIT MUTE SELECT ANALOGUE DIGITAL HPF LPF PEQ x 5 DELAY GAIN LIMIT MUTE SELECT ANALOGUE DIGITAL HPF LPF PEQ x 5 DELAY GAIN LIMIT MUTE SELEC...

Page 15: ...d and high respectively Output 6 is configured as an auxiliary with the source being either input B or the sum or inputs A and B AES EBU Digital input and output interfaces are available as an option...

Page 16: ...A to all outputs designated lo sub through high 1 to 6 respectively AES EBU Digital input and output interfaces are available as an option factory fitted only Input and output balancing transformers a...

Page 17: ...System Sub Menu Security Sub Menu Input Section Screens Output Section Screens PEQ s 2 to 4 M E N U N E X T x 2 E N T E R MENU NEXTx3 ENTER MENU NEXTx4 ENTER MENU NEXTx5 ENTER OUTPUT GAIN INPUT GAIN N...

Page 18: ...control Each input and output has an individual gain screen The inputs have a range of 6dB to 40dB adjustable in 0 1dB steps and the outputs have a range of 15dB to 40dB again adjustable in 0 1dB step...

Page 19: ...olarity Use the GAIN control to switch between and Each output has an independent polarity screen This gives the flexibility to reverse flip by 180 the phase of individual outputs Note When the output...

Page 20: ...complete control over driver time alignment The combination of input base delay and output delay can be a maximum of 650mS So for example setting a base delay of 500mS on input A will only leave 150m...

Page 21: ...low pass filter Both filters have a range of selectable slopes which are Bessel 12dB 18dB and 24dB Butterworth 12dB 18dB and 24dB and Linkwitz Riley 24dB Highpass filters have a range of 10Hz through...

Page 22: ...f 128 can be achieved and unlike analogue filters these tight Q filters are entirely stable The maximum notch depth is 30dB Parametric filters are carefully implemented using Double Precision processi...

Page 23: ...nd 32 times the attack time and thresholds range from 22dB to 10dB in 1dB steps If the automatic limiter time constant option is in use all limiter screens will say automatic and the time constants wi...

Page 24: ...S DESCRIBED ON PAGE 27 System Sub menu System Status displays unit info such as version internal temperature LCD Contrast adjusts the contrast of the LCD screen LED Brightness adjusts the brightness o...

Page 25: ...oth inputs simultaneously Both GAIN LEDs will light when the inputs are accessed and the LCD will show A B All adjustments are now absolute and any adjusted parameters on both channels will become ide...

Page 26: ...Gang Outputs Yes No Out 6 Source A A B Out 6 Source A A B Auto Limit TC Yes No Auto Limit TC Yes No Auto Limit TC Yes No Auto Limit TC Yes No Auto Limit TC Yes No Store a Xover Stores a X over all out...

Page 27: ...ility to operate mutes store or recall memories or even access the menus may also be locked Xover Only All input parameters are available but only the gain trim is available on the outputs effectively...

Page 28: ...ol to select a character and the BACK and NEXT keys to move to the next character Alternatively the GAIN keys can be used to enter a code by pressing any combination of the eight buttons Each GAIN key...

Page 29: ...temperature is reached N B the warning does not affect the units performance in any respect Wake up Time Sets how the unit starts up with one of the following options 0 to 60 seconds Waits the specifi...

Page 30: ...ACE SUB MENU Interface Setup If the interface is enabled the option will become available to select the baud rate This must be set to match tat on the PC to be used for the program update Typically th...

Page 31: ...signal AES EBU Connections The AES EBU digital signal is a stereo data stream and so only one input XLR and three output XLRs are used for the digital interface The connections are as follows Input A...

Page 32: ...ase consult the block diagrams on page 12 for details of the various configurations available All crossover modes feature adjustable crossover frequencies with a choice of slopes 5 bands of driver com...

Page 33: ...e adjust approach Delay time is adjustable in 2 6 S steps 1mm Please see page 20 for details of how to adjust the delay times To convert from units of time i e milliseconds to units of distance use th...

Page 34: ...imiters using too fast an attack or release time will result in excessive low frequency distortion In the Design a Xover sub menu there is an option for automatic limiter time constants In this mode t...

Page 35: ...ust the envelope of the limiter according to the frequency content of the program material The DSO26 s limiters are capable of performing all these tasks The only parameter which the user must set man...

Page 36: ...ed from the table to find the required absolute setting for the limiter thresholds Note that for safety always set the limiter threshold 1 or 2 dB below the maximum allowable worked out using the abov...

Page 37: ...115SP SAT 24 TFL115SP 10 P BA 25 TFL115SP 12 P BA No Preset Name 26 TFL115SP 15 P BA 27 TFL118SP SAT 28 TFL118SP 10 P BA 29 TFL118SP 12 P BA 30 TFL118SP 15 P BA 31 TFL118SP 152P BA 32 TFL215SP SAT 33...

Page 38: ...LOW OUTPUT 3 MID HIGH OUTPUT 4 SUB OUTPUT 5 B TO SUB SELECT ANALOGUE DIGITAL INPUT A GAIN MAIN DELAY SUM GAIN MAIN DELAY SELECT ANALOGUE DIGITAL INPUT B HPF LPF PEQ x 5 DELAY GAIN LIMIT MUTE SELECT AN...

Page 39: ...stant voltage gain of the Proel PRL line of amplifiers see table at the end of this section these presets are valid ONLY if used with the PRL amplifiers specified 18 AUX TFL10P BA 2x3 way crossover Ou...

Page 40: ...6 High Sub PRL1400 Low PRL1400 High PRL600 27 TFL118SP SAT 2x3 way crossover Out 1 Sub Out 4 Sub Out 2 Sat Out 5 Sat Out 3 Aux Out 6 Aux Sub PRL1400 28 TFL118SP 10P BA 2x3 way crossover Out 1 Sub Out...

Page 41: ...950 bridged Low PRL1400 High PRL600 36 TFL215SP 212P BA 2x3 way crossover Out 1 Sub Out 4 Sub Out 2 Low Out 5 Low Out 3 High Out 6 High Sub PRL950 bridged Low PRL1400 High PRL600 37 TFL218SP SAT 2x3 w...

Page 42: ...DSO26 User Manual 42 Voltage gain of TFL amplifiers Amplifier Voltage gain dB PRL250 30 PRL600 33 PRL950 36 PRL1400 37 PRL600 bridged 39 PRL950 bridged 41 PRL1400 bridged 43...

Page 43: ...ency 1kHz 20kHz Shelf gains 15dB in 0 1dB steps High and Lowpass Filters Filters 1 of each per output Freq Range HPF 10Hz 16kHz 1 36 octave steps Freq Range LPF 35Hz 22kHz 1 36 octave steps Responses...

Page 44: ...facility Defects caused by unauthorised modifications misuse negligence act of God or accident or any use of this product that is not in accordance with the instructions provided by Proel are not cove...

Page 45: ...rms dB Vrms 22 9 75 5 1 38 21 8 69 4 1 23 20 7 75 3 1 09 19 6 90 2 0 98 18 6 15 1 0 87 17 5 48 0 0 77 16 4 89 1 0 69 15 4 36 2 0 62 14 3 88 3 0 55 13 3 46 4 0 49 12 3 08 5 0 44 11 2 75 6 0 39 10 2 45...

Page 46: ...id High Low Mid High 22 1Hz 120Hz 120Hz 1k82Hz 1k82Hz 22kHz 22 1Hz 120Hz 120Hz 1k82Hz 1k82Hz 22kHz 4 way 2 Low LoMid HiMid High Aux Aux 15Hz 149Hz 149Hz 1k31Hz 1k31Hz 8kHz 8kHz 22kHz 20 1Hz 22kHz 20 1...

Page 47: ...DSO26 User Manual 47 Appendix 3 Equalisation Curves Parametric Filter Gain Curves Parametric Filter Q Curves Parametric Filter High and Low Shelving Responses...

Page 48: ...DSO26 User Manual 48 Parametric Filter High Q Notch Filter Response High Pass Filter Response Curves Low Pass Filter Response Curves...

Page 49: ......

Page 50: ...PROEL S p A World Headquarters Factory Via alla Ruenia 37 43 64027 Sant Omero TE Italy Tel 39 0861 81241 Fax 39 0861 887862 E mail info proelgroup com www proelgroup com...

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