Dolby Laboratories SB218XL, Owner'S Manual

Page 1: ...Dolby Speaker SB218XL Owner s Manual 3 March 2022 Issue 1 Part number 8800302...

Page 2: ...y Voice Feel Every Dimension Feel Every Dimension in Dolby Feel Every Dimension in Dolby Atmos MLP Lossless Pro Logic Surround EX All other trademarks remain the property of their respective owners Pa...

Page 3: ...1 3 1 Assembling and installing Dolby Speaker SB218XL 12 3 1 1 Securing an SB218XL cabinet 12 3 1 2 Stacking two SB218XL speakers 14 3 2 Connecting electrical components 15 4 Dolby Speaker SB218XL spe...

Page 4: ...nstructions or use in an application for which the product has not been designed is not covered under any Dolby warranty nor is Dolby liable for any loss or damage Installation must be performed by qu...

Page 5: ...isture Keep speakers out of extended or intense direct sunlight Premature product failure or serious personal injury could occur if this product is used outdoors or in wet indoor environments This pro...

Page 6: ...ws Do not dispose as household waste Do not dispose of the product in a fire Please dispose of this product by taking it to your local electronic waste collection point or recycling center For informa...

Page 7: ...c design and features the SB218XL enables quick easy installation and service Built on the foundation of the Dolby industry leading system design and support philosophy the SB218XL provides elevated p...

Page 8: ...on each driver With the SB218XL flip card you can select either biamplifier mode or single amplifier mode Rubber feet on the bottom of the cabinet provide vibration control Integrated handles on the s...

Page 9: ...g Speaker SB218XL in a typical auditorium In a typical auditorium the SB218XL is installed at the front of the auditorium near ground level and equal with the screen plane The following figure shows t...

Page 10: ...l at or above the rating for the speaker maximum dynamic performance Some amplifier companies provide this data in their respective technical data sheets or provide the data by request Wire gauge sele...

Page 11: ...y Speaker SB218XL The following sections provide instructions on how to assemble and install Speaker SB218XL Assembling and installing Dolby Speaker SB218XL Connecting electrical components Assembling...

Page 12: ...er provided 6 mm hex driver BKT FLR brackets not required when installing on the ground Installer provided serviceable thread locking compound recommended Installer provided acoustic or nonhardening c...

Page 13: ...the building structure Caution Dolby disclaims any liability including damage or injury for failing to properly place or secure the speaker system The Installer assumes all responsibility and liabili...

Page 14: ...m to the building structure When using the BKT FLR brackets the installer must supply the mounting hardware necessary to secure the speaker system to the building structure The holes in the bracket ar...

Page 15: ...omponents To be sure that the speakers work correctly you must connect all electrical components properly Connecting audio Required tool Wire stripper Caution Turn off all amplifiers when connecting s...

Page 16: ...el operating mode Figure 8 SB218XL independent operating mode Note The input terminals are marked with indicators to show their polarity Per IEC standards a positive voltage on the positive marked inp...

Page 17: ...channels You should use the same recommended processing for both channels Vrms limiting remains the same as in parallel mode as only the amplifier power requirement decreases by 50 percent for the res...

Page 18: ...electing the wire for the SB218XL on page 9 Connecting electrical components Connecting electrical components on page 15 Assembling Dolby Speaker SB218XL Dolby Speaker SB218XL Owner s Manual 18 Issue...

Page 19: ...ecifications and dimensions for Dolby Speaker SB218XL are provided here SB218XL specifications Dolby Speaker SB218XL dimensions Dolby Speaker SB218XL specifications Dolby Speaker SB218XL Owner s Manua...

Page 20: ...wer over five seconds at the rated Vrms using 12 dB crest pink noise with required highpass filter and lowpass filter This measured power draw from the amplifier is useful for estimating amplifier siz...

Page 21: ...4 2 Dolby Speaker SB218XL dimensions Dolby Speaker SB218XL dimensions Dolby Speaker SB218XL Owner s Manual 21 Issue 1 Part number 8800302 3 March 2022...

Page 22: ...w the Dolby Speaker SB218XL digital signal processing requirements for the different modes of operation SB218XL digital signal processing requirements Dolby Speaker SB218XL digital signal processing r...

Page 23: ...There are two principal implementations for parametric EQ filters in DSP processors You need to select either the Constant Q or Constant Bandwidth mode in your DSP user interface The DSP UI may provi...

Page 24: ...e speaker being measured If that data is not available we recommend these settings highpass filter 30 Hz Attack 45 ms release 720 ms highpass filter 30 Hz to 59 Hz Attack 16 ms release 256 ms 4 Mute a...

Page 25: ...identical channels if the auditorium and or gain structure is different before the limiter in the signal path Dolby Speaker SB218XL Owner s Manual 25 Issue 1 Part number 8800302 3 March 2022...

Page 26: ...the date issue number and description of all publications of the Dolby Speaker SB218XL Owner s Manual Date Issue Description 3 March 2022 Issue 1 Initial release Documentation revision history Dolby S...

Page 27: ...et Street San Francisco CA 94103 1410 USA 2022 Dolby Laboratories All rights reserved Dolby and the double D symbol are registered trademarks of Dolby Laboratories All other trademarks remain the prop...