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ATSC/DVB-3/SDI
2U Digital Audio Speaker Monitor
with SDI, AC-3, and AES Inputs on XLR and BNC,
Analog Stereo Output of Selected Source on XLR,
Six 53-Segment Level Meters and Phase Indication
Document P/N 821557 Rev. A
Title and Contents .............................................................
Introduction ......................................................................................
Section 1: General Features and Specs ..................
Description and Features ..................................................................
Applications and Specifications.....................................................
Section 2: Operation ........................................................
Installation .......................................................................................
Front Panel Features ........................................................................
Rear Panel Features ....................................................................
Section 3: Technical Information ................................
General Technical Observations ...................................................
SDI to AES/EBU PCB (919096) Description .................................
Level Meter Settings and Specifications ........................................
ATSC/DVB-3/SDI Interconnect Block Diagram ............................
User Manual
CONTENTS
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Summary of Contents for Wohler ATSC/DVB-3/SDI
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Page 1: Table Of Contents
Section 2: Operation ............Installation ..................Front Panel Features ................ Rear Panel Features ..............Section 3: Technical Information ........ General Technical Observations ........... SDI to AES/EBU PCB (919096) Description ......... Level Meter Settings and Specifications ........ATSC/DVB-3/SDI Interconnect Block Diagram ...... -
Page 2: Introduction
Introduction Congratulations on your selection of a Wohler Technologies product. We are confident it represents the best performance and value available, and we guarantee your satisfaction with it. If you have questions or comments you may contact us at: Wohler Technologies, Inc. -
Page 3: Section 1: General Features And Specs
ATSC/DVB-3/SDI User Manual P/N 821557 Rev-A Section 1 General Features and Specifications Description Features Applications Specifications Other Options © 2003 Wohler Technologies Inc. ALL rights reserved... - Page 4 ATSC/DVB-3/SDI Front Panel Description The ATSC/DVB-3/SDI is a powered stereo monitor designed specifically for flexible, comprehensive monitoring of the six audio channels associated with ATSC/DVB programming. The unit is 2RU in size, for excellent fidelity without using excessive rackspace in the critical "operating zone" of rack bays and consoles.
- Page 5 The ATSC/DVB-3/SDI is ideally suited for use in VTR bays, mobile production vehicles, teleconferencing installations, multimedia systems, satellite links and cable TV facilities, and on-air radio studios. Designed and manufactured in the U.S., the ATSC/DVB-3/SDI is backed by a strong warranty and a satisfaction guaranteed return policy.
- Page 6 ATSC/DVB-3/SDI User Manual P/N 821557 Rev-A (This page intentionally left blank) © 2003 Wohler Technologies Inc. ALL rights reserved...
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Page 7: Section 2: Operation
ATSC/DVB-3/SDI User Manual P/N 821557 Rev-A Section 2 Operation Installation Front Panel Features Rear Panel Features © 2003 Wohler Technologies Inc. ALL rights reserved... - Page 8 ATSC/DVB-3/SDI User Manual P/N 821557 Rev-A Section 2: Operation (This page intentionally left blank) © 2003 Wohler Technologies Inc. ALL rights reserved...
- Page 9 Connection of the audio feeds is straightforward. Please refer to the system interconnect block diagram on page 21 for clarifica- tion of the general signal paths into and out of the ATSC/DVB-3/SDI unit. Inputs are via either BNC or XLR connectors. BNC inputs are 75 Ω unbalanced; XLRs are 110 Ω balanced.
- Page 10 Section 2: Operation Front Panel Features Please refer to Figure-2a on the following page to familiarize yourself with the front panel features of the ATSC/DVB-3/SDI unit. The following sections describe these features and are referenced, by number, to Figure-2a. Speakers (Left/Middle/Right) The ATSC/DVB-SDI internal speaker system is comprised of two mid-range tweeter speakers (left and right) and one woofer speaker (middle).
- Page 11 ATSC/DVB-3/SDI User Manual P/N 821557 Rev-A Section 2: Operation Figure-2a: Front Panel Features © 2003 Wohler Technologies Inc. ALL rights reserved...
- Page 12 Subgroup 2 = Channels 3 and 4 Note that the Input Source Select Switch (Item 6) must be set to 2-SDI in order for the selected SDI signals to be actively monitored. © 2003 Wohler Technologies Inc. ALL rights reserved...
- Page 13 ATSC/DVB-3/SDI User Manual P/N 821557 Rev-A Section 2: Operation Figure-2a: Front Panel Features © 2003 Wohler Technologies Inc. ALL rights reserved...
- Page 14 Section 2: Operation Rear Panel Features Please refer to Figure-2b on the following page to familiarize yourself with the rear panel features of the ATSC/DVB-3/SDI units. The following sections describe these features and are referenced, by letter, to Figure-2b. Power Connector Attach the supplied IEC-320 power cord between this connector and mains power (100 - 240VAC nominal, 50/60 Hz).
- Page 15 ATSC/DVB-3/SDI User Manual P/N 821557 Rev-A Section 2: Operation Figure-2b: Rear Panel Features © 2003 Wohler Technologies Inc. ALL rights reserved...
- Page 16 ATSC/DVB-3/SDI User Manual P/N 821557 Rev-A (This page intentionally left blank) © 2003 Wohler Technologies Inc. ALL rights reserved...
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Page 17: Section 3: Technical Information
ATSC/DVB-3/SDI User Manual P/N 821557 Rev-A Section 3 Technical Information • General Technical Observations • SDI to AES/EBU PCB (919096) Description • Level Meter Specifications • ATSC/DVB-3/SDI Interconnect Block Diagram © 2003 Wohler Technologies Inc. ALL rights reserved... - Page 18 (common) OR THE GROUNDED LEAD OF ANY TEST EQUIPMENT so as not to short out the power amps. The side speaker outputs are single-ended, so these precautions are not necessary for them. © 2003 Wohler Technologies Inc. ALL rights reserved...
- Page 19 In the ATSC/DVB-3/SDI model, the 919096 demultiplexes (extracts) the audio data from the video data, reformatting it to the AES/ EBU standard which is then processed by the ATSC Digital Decoder PCB (919129) converting the AES/EBU signal to Analog audio.
- Page 20 Peak emission wavelength: Green: 570 nm, Red: 630 nm 3.5 mcd Segment brighness, (If = 20 mA): <10% difference between segments Segment brightness, uniformity: <1% of brightness of active segment Adjacent segment "Off" brightness: © 2003 Wohler Technologies Inc. ALL rights reserved...
- Page 21 ATSC/DVB-3/SDI User Manual P/N 821557 Rev-A Section 3: Technical Information © 2003 Wohler Technologies Inc. ALL rights reserved...
- Page 22 713 Grandview Drive 31055 Huntwood Avenue South San Francisco, CA 94080 Hayward, CA 94544 650 589-5676 Fax: 650 589-1355 Phone: (510) 870-0810 Fax: (510) 870-0811 web: www.wohler.com US Toll-Free: 1-888-596-4537 e-mail: support@wohler.com www.wohler.com support@wohler.com © 2003 Wohler Technologies Inc. ALL rights reserved...
- Page 23 ATSC/DVB-3/SDI User Manual P/N 821557 Rev-A Notes: © 2003 Wohler Technologies Inc. ALL rights reserved...
- Page 24 713 Grandview Drive 31055 Huntwood Avenue South San Francisco, CA 94080 Hayward, CA 94544 650 589-5676 Fax: 650 589-1355 Phone: (510) 870-0810 Fax: (510) 870-0811 web: www.wohler.com US Toll-Free: 1-888-596-4537 e-mail: support@wohler.com www.wohler.com support@wohler.com © 2003 Wohler Technologies Inc. ALL rights reserved...