Summary of Contents for Lambda Labs DH-18
- Page 1 DH-18 Manual Version 1.1 DH-18 Manual Version 1.1 02/2022 © 2022 Lambda Labs; All rights reserved This manual is optimized to save paper and to print 2 pages per DIN A4 sheet.
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Page 2: Table Of Contents
1.3.IMPORTANT GENERAL SAFETY REGULATIONS 1.4.EC declaration and conformity 2. The DH-18 2.1.Technical data overview 2.2.General Components 3. Cabling 4. Changing the DH-18`s mode of operation 4.1.Presets & Modes 4.2.Subwoofer Stack Types & Modes 4.3.Operating the Changing Lid 5. Distance Rod 6. Wheelboard Mounting 7. - Page 3 Lambda Labs - Professional Acoustics DH-18 Manual NOTES: www.lambda-labs.com...
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Page 4: Safety
• Always use the latest manual edition! Check our website regularly for updates! While all information in this manual has been prepared to the best knowledge and with the utmost care, Lambda Labs can not guarantee the accuracy of the documentation in all cases. Lambda Labs disclaims any liability for any errors or omissions that may be inferred from this manual or the products described therein. -
Page 5: Important General Safety Regulations
Lambda Labs - Professional Acoustics DH-18 Manual ATTENTION: The warning symbol "ATTENTION" indicates that a special attention should be given to certain setup activities or applications! ATTENTION! NOTE: This illustration notifies the operator about hints and help to simplify and to accelerate the use of the loudspeaker, the setup process or to better understand some contexts. - Page 6 Use intact power cords only! The use of power cables and power distributions with insulated or missing protective earth conductor (PE) is strictly forbidden! Changing Lid! Always ensure, that the Changing Lid of the DH-18 is fully closed and safely locked! DANGER! Invisible damages!
- Page 7 DH-18 Manual Manual! Keep this manual within easy reach for operating the product/s all the time! As a Lambda Labs products rental partner, always attach the appropriate user manuals to DANGER! the devices. Should you need further manuals, please order them from Lambda Labs or...
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Page 8: Ec Declaration And Conformity
Electrical and electronic devices must be disposed of separately from household or municipal waste at the end of its operational lifetime. Please dispose of this product according to the respective national regulations or contractual agreements. If there are any further questions regarding the disposal of this product, please contact Lambda Labs. www.lambda-labs.com... -
Page 9: The
Lambda Labs - Professional Acoustics DH-18 Manual 2. The DH-18 2.1. Technical data overview System Extreme high power subbass with Digitalhorn technology Configuration 1 x 18" ultra long excursion driver with 5.3" VC as well as glass fiber and epoxy reinforced coneAluminium demodulation rings... -
Page 10: General Components
Lambda Labs - Professional Acoustics DH-18 Manual 2.2. General Components 2.2 Figure 1: DH-18 Front Side PART DESCRIPTION of 2.2 Figure 1 REFERENCE Handle A recessed handle is located on the top, back and bottom plate of the cabinet to carry and move the loudspeaker. - Page 11 Wheelboard Recesses Chapter 6 4 recesses at the backside of the DH-18 help to attach the wheelboard more easily. They match the wheelboard`s rubber feets with the recesses. Danger: Make sure that the Changing Lid is closed correctly and completely at all times! DANGER! www.lambda-labs.com...
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Page 12: Cabling
The DH-18 subwoofer provides two different modes to choose from. • D-Mode In D-Mode, the DH-18 provides 2dB more sensitivity and an extra amount of rear attenuation. At the same time, the low corner frequency for this mode is 33Hz. -
Page 13: Subwoofer Stack Types & Modes
Lambda Labs - Professional Acoustics DH-18 Manual Lambda Labs recommends using the customized presets for D-Mode and S-Mode and provides presets for these modes for a single, for double and for more than two DH-18 subwoofers in an array. 4.2. Subwoofer Stack Types & Modes 4.2 Figure 1: Single Configuration DH-18 D-Mode... - Page 14 Lambda Labs - Professional Acoustics DH-18 Manual 4.2 Figure 3: Quad Configuration DH-18 D-Mode 4.2 Figure 4: Single Configuration DH-18 S-Mode 4.2 Figure 5: Double Configuration DH-18 S-Mode www.lambda-labs.com...
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Page 15: Operating The Changing Lid
4.2 Figure 6: Quad Configuration DH-18 S-Mode 4.3. Operating the Changing Lid 1. Lambda Labs recommends replacing the Changing Lid while the DH-18 is still on its wheelboard. This way, the Changing Lid can be replaced easily while the operator is standing. - Page 16 Lambda Labs - Professional Acoustics DH-18 Manual 3. When the handles are fully unfolded, take hold of them with your index and middle fingers… …and turn the left handle anti-clockwise and the right handle clockwise at the same time… …until the handles are rotated by 90 degrees.
- Page 17 5. Next insert the Changing Lid with the handles facing up into the opposite opening of the DH-18. Make sure to first place the groove completely in the recess before you push the Changing Lid down. Also make sure that the two locks are completely open.
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Page 18: Distance Rod
Lambda Labs - Professional Acoustics DH-18 Manual 5. Distance Rod With the use of the built in Mounting Flange, a Distance Rod with M20 thread can be mounted on the DH-18. Distance Rod V2 Note: The items described above can be purchased as:... -
Page 19: Wheelboard Mounting
Lambda Labs - Professional Acoustics DH-18 Manual 6. Wheelboard Mounting 6. Figure 1: DH-18 Wheelboard Attaching the DH-18 Wheelboard to the enclosure is done by the Combi Pin. Size: 57x40x10mm 6. Figure 2: Combi Pin PART DESCRIPTION of 6. Figure 2... - Page 20 Lambda Labs - Professional Acoustics DH-18 Manual 2. Match the wheelboard`s rubber feets with the recesses of the backplate of the DH-18 and push the wheelboard as close as possible against the DH-18 enclosure. 3. To attach the wheelboard to the DH-18...
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Page 21: Maintenance
Lambda Labs - Professional Acoustics DH-18 Manual 4. To provide a vibration free connection, turn the Combi-Pin clockwise until the wheelboard is tightly fixed. Caution: Always ensure the correct and safe mounting of the wheelboard! Make sure, the Combi Pin has been inserted completely! CAUTION! 7. -
Page 22: Dimensions
Lambda Labs - Professional Acoustics DH-18 Manual 8. Dimensions Dimensions (mm) Weight 58,5 kg 129 lbs Dimensions (mm) Weight DH-18 Wheelboard 8,1 kg 17,9 lbs www.lambda-labs.com... - Page 23 Lambda Labs - Professional Acoustics DH-18 Manual www.lambda-labs.com...