background image

 

I

N S T A L L A T I O N

 

 

D K - A

U D I O  

MSD100 U

SER

S  

M

A N U A L

 

3 -3  

• 

Use standard audio signal cable or similar 

• 

Ensure that all connections are firmly secured 

• 

Allow sufficient loose cable for the unit to be tilted and 
turned 

Rear-cabinet connector types vary by model, as shown in 
Table 3-1. 

T

A B L E  

3 -1 .     M S D 1 0 0   S

E R I E S  

A

U D I O  

C

O N N E C T I O N S

 

Model 

Socket Type 

Pinouts 

Input Signal 

MSD100 
MSD150C 

RCA-phono 
sockets (2) 

Shield – ground 
Pin – signal 

Marked [L] Left 
and [R] Right 

Analogue 

Unbalanced 
stereo 

MSD100AES 
MSD100AES-SA 

Female XLR 
sockets (2) 

Note:

 A male 

XLR socket is 
available for 
routing 
signals to 
other 
equipment. 

Pin 1 = Ground 
Pin 2 = Signal 
Pin 3 = Signal 
(IEC269-12 
compliant) 

Note:

 Observe 

that signals on 
pins 2 and 3 are 
“in phase” in the 
digital mode. 

Digital 

Balanced 
AES/EBU or 
SP/DIF 

MSD100T 
MSD100T-SA 

Female XLR 
socket (1) 

Inputs are 
transformer 
balanced 

Pin 1 = Ground 
Pin 2 = In Phase 
Pin 3 = Out of  
             Phase 
(IEC268-12 
compliant) 

Analogue 

Balanced 

 

Summary of Contents for MSD100

Page 1: ......

Page 2: ...MSD100 MSD100AES MSD100AES SA MSD100T MSD100T SA MSD150C MASTER STEREO DISPLAY USER S MANUAL...

Page 3: ...io Herlev Denmark Trademarks Analog Devices is a registered trademark of Analog Devices Inc USA Crystal is a registered trademark of Crystal Semiconductor Corp USA Note This manual covers all MSD100 S...

Page 4: ...pplications 2 2 2 3 Physical Overview 2 3 2 4 Audio Inputs 2 3 2 5 Power Supply 2 4 2 6 Codec Circuit 2 5 2 7 Decoder 2 6 2 8 DSP Microcomputer 2 6 2 9 EPROM Program Storage Media 2 6 2 10 LCD Display...

Page 5: ...4 7 1 Adjusting Brightness 4 8 4 7 2 Adjusting Viewing Angle Contrast 4 9 4 7 3 Selecting Inverted Display 4 10 4 8 Selecting PPM Options 4 10 4 8 1 Selecting Preferred PPM Scale 4 10 4 8 2 Selecting...

Page 6: ...rms Abbreviations Acronyms Glossary 1 Product Registration Form Registration Card Registration 1 Index Index Index 1 List of Tables Table 2 1 MSD Rear Panel Connections 2 3 Table 2 2 MSD Compasrison S...

Page 7: ...Figure 3 1 MSD100 Mounted in Bracket 3 2 Figure 3 2 Female XLR Connections MSD100T 3 4 Figure 3 3 DC Power Socket 3 4 Figure 4 1 MSD Main Display 4 1 Figure 4 2 MSD100AES SA w Sampling Frequency 4 3...

Page 8: ...e DK Audio MSD100 Master Stereo Display Series models are universally recognized professional audio metering system for broadcast and studio applications The MSD100 Series supplements the human ear by...

Page 9: ...que to specific models The MSD100 Series models deliver monitoring capabilities beyond traditional instruments such as bar graphs LEDs and oscilloscopes All MSD100 Series units provide the following b...

Page 10: ...MSD100 functions hardware components physical enclosure and connectors Section 3 Installation Provides instructions on how to install the unit and connect audio and power cables Section 4 Setup and O...

Page 11: ...missing Either the form or the card can be mailed or faxed to DK Audio 1 2 NO T A T I O N CO N V E N T I O N S Before you begin working with the MSD100 familiarize yourself with the notation conventi...

Page 12: ...Brixen Broadcast Publishing DK Audio A S Denmark 2001 1 4 IF YO U NE E D HE L P If you need assistance while working with your MSD100 Series product please contact us at DK Audio Telephone 45 44 85 02...

Page 13: ...ndise Request RMA form You can request to receive the RMA form as follows By Telephone 45 44 85 02 55 By email service dk audio com Or you can download the RMA form as a PDF file directly from our web...

Page 14: ...racteristics By supplementing the human ear with meters and scopes based on international standard measurement scales the risk of over reliance on subjective criteria is minimized All models in the Ma...

Page 15: ...ures backed by a 2 year warranty Phasemeter Audio vector oscilloscope Level meter with 6 selectable PPM VU scales Individually selectable input reference levels with an additional 20db of input gain 1...

Page 16: ...e display area is 69 x 69 mm 179 mm 129mm FIGURE 2 1 MSD100 DIMENSIONS 2 4 AU D I O IN P U T S The rear panel audio connection and signal types vary by model as described in Table 2 1 Table 2 1 MSD100...

Page 17: ...he power supply is based on both switch mode and linear regulation principles and accepts both AC and DC inputs Recommended supply voltages are 9 to 30V DC 9 to 20V AC 50Hz An optional 230V power supp...

Page 18: ...ass filter used after the DAC to reduce the stair step waveform w high frequency artifacts or images and reconstruct a smooth replica of the original signal ADC Analogue to digital converter Circuit t...

Page 19: ...r SP DIF Signal sources of both types can be used 2 8 DSP M I C R O C O M P U T E R The Analog Devices ADSP 2181 single chip microcomputer is optimized for digital signal processing DSP and other high...

Page 20: ...voltage applied to the LCD controlled from the DSP is temperature compensated for optimum visibility Note The MSD150C includes a colour filter to provide a colour presentation of the data All other MS...

Page 21: ...r oscilloscope PPM VU Level meter scales plus DK Scale PC program 6 6 6 Loudness Leq m Session log Statistical info mode FFT Spectrum Analyser 1 3 octave spectrum analyser FFT based Limited function a...

Page 22: ...th washers The bracket facilitates horizontal and vertical adjustment for optimum viewing 3 1 1 MOUNTING FOR HORIZONTAL AND VERTICAL ADJUSTMENT To mount the MSD100 for greatest viewing flexibility 1 A...

Page 23: ...DJUSTMENT ONLY To mount the MSD100 more firmly allowing horizontal adjustment only 1 Secure the bracket directly to the console or work surface using two 4 mm screws not supplied 2 Attach the MSD100 t...

Page 24: ...t Signal MSD100 MSD150C RCA phono sockets 2 Shield ground Pin signal Marked L Left and R Right Analogue Unbalanced stereo MSD100AES MSD100AES SA Female XLR sockets 2 Note A male XLR socket is availabl...

Page 25: ...Each MSD100 Master Stereo has a 2 1 mm DC power socket on the rear of the unit as shown in Figure 3 2 FI G U R E 3 3 DC P O W E R SO C K E T O N MSD100T Power can be fed from a standard power adapter...

Page 26: ...C A T I O N S Operating range 9 to 20V AC 50 Hz 9 to 30V DC Recommended supply voltage 9V AC 50 Hz 12V DC A standard 230V AC 50 Hz power adapter can be supplied as an option Figure 3 3 shows a typica...

Page 27: ...ogramme meter and supported PPM scales It also describes operation of unique functions available only on specific MSD100 models Bitstream status display Spectrum analyser 4 1 M AIN D I S P L A Y A N D...

Page 28: ...1 54 4 1 2 FUNCTION K EYS The three black keys operate the functions displayed in the menu text line directly above them For example the left function key toggles between SPECT and EXIT An empty blac...

Page 29: ...ease and decrease values as shown below 4 1 3 ADDITIONAL INFORMATION DISPLAYED ON DIGITAL MODELS In addition to the phase meter audio vector oscilloscope level meter and menu text line the digital MSD...

Page 30: ...re 4 3 This representing a random distributed phase with maximum ambient effect Mono 1 Vertical straight line See Figure 4 3 A 0 to 1 indicates signal with reversed phase components approaching a hori...

Page 31: ...ct circle or ball as shown in Figure 4 3 See the examples of phase meter and oscilloscope displays under different signal conditions in Figure 4 3 FI G U R E 4 3 MSD100 DI S P L A Y S F O R SI G N A L...

Page 32: ...ewer fatigue 4 4 1 INTERNATIONAL PPM SCALES SUPPORTED The MSD100 supports four different international PPM scales in accordance with IEC 268 10 IEC 268 17 and DIN 45406 This instrument also complies w...

Page 33: ...ld LED overload indicators Individual reference level selection 4 6 AD J U S T I N G IN P U T G A I N 20DB You can increase the input sensitivity to obtain the best possible dynamic range and accuracy...

Page 34: ...ales Select inverted display Note The high quality LCD display reacts quickly to light and angle adjustments but may still require that you several seconds for the display to stabilize between adjustm...

Page 35: ...inished press EXIT to return to the Main Menu 4 7 2 ADJUSTING VIEWING ANGLE CONTRAST To adjust the contrast of the display 1 Press UTIL 2 Press ANGLE The Set Viewing Angle menu is displayed as shown i...

Page 36: ...le between inverted and normal display press the key again 4 When finished press EXIT to return to the Main Menu 4 8 S E L E C T I N G PPM O P T I O N S The Peak Programme Meter Menu indicates the lev...

Page 37: ...nu is displayed with three options PREV NEXT and SELECT 4 Press NEXT or PREV as needed to move forward or backward through the scale types displayed in the menu text line I IIA IIB DIN VU DMU1 and DMU...

Page 38: ...plate illuminate Split bars appear in the PPM bars in the LCD display The LED indicators located directly above the PPM bars light up when the selected reference level for the scale is reached for ex...

Page 39: ...PPM FAST MODE You can use the FAST mode to set the PPM integration time to zero making the bar graphs indicate peak values of the input signal Note When using a steady sinusoidal signal input the bar...

Page 40: ...off the unit 2 Press and hold UTIL key middle key while powering up the unit The Set Up Utility menu is displayed with CAL and DEFAULT options as shown in Figure 4 6 FI G U R E 4 7 SET UP UTILITY M EN...

Page 41: ...ion for the AES EBU Professional decoding mode TABLE 4 3 DATA IN F O R M A T I O N F O R AES EBU M O D E Professional Consumer Signal originates from Professional or Consumer eqpt Professional AES EBU...

Page 42: ...al Not referenced Origin Signal source for example DAT 1 Destination Signal destination for example AES 1 H M S Frame Time code Hours Minutes Seconds and Frame Count Blank No time code 4 10 2 CONSUMER...

Page 43: ...ctrum Analysers used for determining frequency content of a signal are included in the following MSD100 models MSD100T SA MSD100AES SA The FFT analyser is used as an accurate measuring tool the 1 3 oc...

Page 44: ...cy Figure 4 6 shows the FFT Spectrum Analyser display on the MSD100 SA FIGURE 4 7 FFT SPECTRUM ANALYSER To select the FFT Spectrum Analyser mode 1 Press FFT The FFT screen is displayed as shown in Fig...

Page 45: ...analyser provides real time frequency analysis through a bank of filters each with a relative bandwidth of 1 3 octave This instrument provides a 31 bar display for numerical and graphical visualisatio...

Page 46: ...input 9V to 30V AC input 9V to 20V DC current consumption 12V nominal supply 600 mA Power dissipation 6 5W approximately Safety standard IEC 65 An optional 230V 50Hz AC power supply adapter is availab...

Page 47: ...esponse 3Hz 20 kHz 0 3 dB Dynamic response a Pflichtenheft 3 6 3 ms 3dB b IEC 268 10 5 ms 2 dB c IEC 268 17 VU 300 ms Overswing None Return time a Pflichtenheft 3 6 20 dB 1 5 s b IEC 268 10 20dB 20 s...

Page 48: ...efault Phase error between channels None Display area 69 mm x 69 mm A 6 LCD D ISPLAY Resolution 320 x 240 dots Pixel size 0 36 mm Contrast ratio Type 8 Viewing area 120 x 92 mm Viewing angle 90 CR 3 B...

Page 49: ...nalogue signal Also expressed as A D AES Audio Engineering Society AES EBU The most widely used serial interface for audio standardised jointly by the Audio Engineering Society and European Broadcast...

Page 50: ...audio data conversion and control functions into a single integrated circuit DAC Digital to Analogue converter A circuit that converts an analogue signal to a digital signal Also expressed as D A dB...

Page 51: ...ion FFT Fast Fourier Transformation A spectrum analyser using this complex FFT algorithm outperforms earlier analogue counterparts in the number of frequency bands and indication range Goniometer See...

Page 52: ...es direct measurement of the peak values of complex electrical signals Phase The difference values which alternating current or alternating voltage runs through during a period Phase Correlation Meter...

Page 53: ...nalyser An instrument used for determining frequency content energy distribution of a signal Stereo Image Monitor See audio vector oscilloscope V Volt Unit of measure of electrical potential voltage V...

Page 54: ..._________________________________ Fax ________________________________________________ Email ______________________________________________ Unit Serial No _______________________________________ Purch...

Page 55: ...5 Brightness adjusting 4 8 4 9 C Channel information digital displaying 4 17 Codec circuit 2 5 Connections audio 3 3 Consumer decoding mode 4 17 Continuous time filter 2 5 Contacting DK Audio 1 5 Cont...

Page 56: ...Inverted display selecting 4 10 L LCD Liquid Crystal Display 2 7 4 2 LED Overload Indicator 4 7 4 12 Level Meter 2 1 4 7 M Main display 4 1 Menu text line 4 1 Models 1 2 Model comparison table 2 7 Mo...

Page 57: ...4 11 Related documentation 1 5 S Sampling rate 2 6 Scales 4 7 Select preferred PPM scale 4 10 Settings changing default 4 14 Signal to noise 2 6 Spectrum analyser 4 17 4 18 4 19 Stereo image monitor S...

Reviews: