General notes General notes This manual contains important instructions for the safe operation of the unit. Read and follow the safety instructions and all other instructions. Keep the manual for future reference. Make sure that it is available to all those using the device. If you sell the unit please make sure that the buyer also receives this manual.
Our online guides provide detailed information on technical basics Online guides and terms. Personal consultation For personal consultation please contact our technical hotline. If you have any problems with the device the Service customer service will gladly assist you. PA18 ECO MKII...
General notes 1.2 Notational conventions This manual uses the following notational conventions: Letterings The letterings for connectors and controls are marked by square brackets and italics. Examples: [VOLUME] control, [Mono] button. 1.3 Symbols and signal words In this section you will find an overview of the meaning of symbols and signal words that are used in this manual.
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NOTICE! This combination of symbol and signal word indicates a pos‐ sible dangerous situation that can result in material and environmental damage if it is not avoided. Warning signs Type of danger Warning – danger zone. PA18 ECO MKII...
Safety instructions Safety instructions Intended use This device is intended to be used in a sound reinforcement system. Use the device only as described in this user manual. Any other use or use under other operating conditions is consid‐ ered to be improper and may result in personal injury or property damage. No liability will be assumed for damages resulting from improper use.
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If this is not possible, keep a greater distance or use suffi‐ cient ear protectors. NOTICE! Operating conditions This device has been designed for indoor use only. To prevent damage, never expose the device to any liquid or moisture. Avoid direct sunlight, heavy dirt, and strong vibrations. PA18 ECO MKII...
Features Features Special features of this passive subwoofer: Connections: 3 lockable NL4 sockets (1+/1–) Built-in crossover Pole mount flange, (M20), on topside Black felt coating passive subwoofer...
Establish all connections as long as the unit is switched off. Use the shortest possible high- quality cables for all connections. CAUTION! Risk of injury due to heavy weight Due to the heavy weight of the device, at least two persons are required for trans‐ port and installation. PA18 ECO MKII...
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Installation NOTICE! Possible property damage by magnetic fields Loudspeakers produce a static magnetic field. Therefore, maintain an appropriate distance to devices that can be adversely affected or damaged by an external magnetic field. passive subwoofer...
If you notice distortion during operation, either the amp or the speaker is overloaded. This may permanently damage the amp or the speaker. Always reduce the volume when you hear dis‐ tortion. PA18 ECO MKII...
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Lockable NL4 connector for signal input (1+/1–). 2 [THRU] Lockable NL4 output connector (1+/1–) to connect another speaker, wired in par‐ allel. 3 [TOP] Lockable NL4 connector (1+/1–) for crossover output to connect a mid-high driver, for example. PA18 ECO MKII...
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Installation NL4 mounting connectors for The adjoining figure shows the pin assignment of the lockable NL4 panel connectors. speaker connections passive subwoofer...
425 W (RMS), 1700 W (peak) Impedance 8 Ω Maximum SPL 100 dB Frequency range 40 Hz … 250 Hz (–3 dB) Dimensions (W × H × D) 600 mm × 650 mm × 650 mm Weight 41 kg PA18 ECO MKII...
Protecting the environment Protecting the environment Disposal of the packaging mate‐ rial For the transport and protective packaging, environmentally friendly materials have been chosen that can be supplied to normal recycling. Ensure that plastic bags, packaging, etc. are properly disposed of. Do not just dispose of these materials with your normal household waste, but make sure that they are collected for recycling.