Description
boThe LHM 0606/xx is a versatile, cost-effective ceiling loudspeaker designed for speech and music reproduction in various environments like shops, offices, schools, sports halls, hotels, and restaurants. It is particularly suitable for general-purpose use and offers both flush-mounting installation and easy integration into ceiling cavities.
Key Features
- General-purpose use: Ideal for applications requiring both speech and music, such as background music and public address systems.
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Flush-mounting design: The speaker is designed to be mounted easily in a ceiling cavity and comes in two versions for installation flexibility:
- /00 version: Screw-mounted.
- /10 version: Clamp-mounted, offering quicker and easier installation.
- Appearance: Neutral white (RAL 9010) color and discreet design to blend unobtrusively with most interiors.
- Optional fire dome (LBC 3080/01): An optional fire dome is available for added protection during fire incidents.
Acoustical Performance
- Power Handling: Rated at 6 W, the maximum power handling is 9 W.
- Frequency Range: Effective response from 80 Hz to 18 kHz.
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Sound Pressure Levels (SPL):
- At 6 W, 1 m: 94 dB (1 kHz), 106 dB (4 kHz)
- At 1 W, 1 m: 86 dB (1 kHz), 98 dB (4 kHz)
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Polar Response:
- Opening Angle at 1 kHz: 175°
- Opening Angle at 4 kHz: 55° (providing wide dispersion at lower frequencies)
Installation & Configuration
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Easy Installation:
- For the /00 version, the loudspeaker is secured with three screws (supplied).
- The /10 version is mounted using two spring-loaded ceiling clamps for quick installation.
- The loudspeaker comes with a template for marking the required hole size (165 mm diameter).
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Transformer with Power Settings:
- The loudspeaker includes a matching transformer for selecting the nominal power (6 W, 3 W, 1.5 W).
- Flying leads for easy wiring connections.
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Fire Dome Option:
- The LBC 3080/01 fire dome is an optional protective cover that prevents fire from spreading into the ceiling cavity via the speaker. It attaches to the loudspeaker assembly using self-tapping screws and includes knock-out holes for cable glands and rubber grommets.
Technical Specifications
Electrical Specifications:
| Specification | Value |
|---|---|
| Maximum Power | 9 W |
| Rated Power | 6 W / 3 W / 1.5 W |
| Sound Pressure Level (SPL) | 94 dB at 6 W, 1 m (1 kHz) |
| 106 dB at 6 W, 1 m (4 kHz) | |
| Frequency Range | 80 Hz to 18 kHz (-10 dB) |
| Opening Angle | 175° at 1 kHz, 55° at 4 kHz |
| Rated Voltage | 100 V |
| Rated Impedance | 1667 ohm |
| Connection | Flying leads |
Mechanical Specifications:
| Specification | Value |
|---|---|
| Diameter | 199 mm (7.8 in) |
| Maximum Depth | 70.5 mm (2.8 in) |
| Mounting Cut-out | 165 + 5 mm (6.5 + 0.2 in) |
| Speaker Diameter | 152.4 mm (6 in) |
| Weight | 620 g (1.37 lb) |
| Color | White (RAL 9010) |
Environmental Specifications:
| Specification | Value |
|---|---|
| Operating Temperature | -25 °C to +55 °C (-13 °F to +131 °F) |
| Storage Temperature | -40 °C to +70 °C (-40 °F to +158 °F) |
| Relative Humidity | <95% |
Conclusion
The LHM 0606/xx ceiling loudspeaker offers an economic, high-quality solution for public address and background music systems. Its easy installation, discreet design, and reliable acoustical performance make it a versatile option for a wide range of commercial applications. Whether mounted using screws or clamps, and with the optional fire dome for additional safety, this speaker provides a cost-effective, yet durable and high-performing choice for ceiling-mounted installations.
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