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Communications Systems | LA1‑UW24‑x Column LoudspeakersLA1‑UW24‑x Column Loudspeakerswww.boschsecurity.com u Good speech intelligibility and background music reproduction u For applications where directivity is important u High sensitivity u Swivel wall-mounting bracket supplied as standard u Available in black or white The LA1-UW24-x is a 24 W, general-purpose, cost- higher customer satisfaction, longer operating life, and effective column loudspeaker for indoor use where much less chance of failure or performance beaming is desirable, such as places of worship, deterioration. conference venues, meeting rooms, and canteens. A swivel wall-mounting bracket is supplied as standard. Safety acc. to EN 60065 The column loudspeaker is available in black and white. Installation/Configuration Notes Functions The column loudspeakers can be wall mounted using the supplied swivel bracket, allowing accurate The robust, solid MDF (Medium Density Fiber board) positioning. A convenient, easy-to-use, four-pole push- enclosures are covered with a durable, easy-to-clean in terminal block is present on the rear panel for on- vinyl in a choice of black or white. The ABS fronts are site wiring. This terminal block has provision for power covered with fine woven cloth in matching color. tapping on the 100 V, matching transformer in the These powerful column loudspeakers are fitted with cabinet. It allows selection of nominal full-power, half- four dual-cone, high-sensitivity, loudspeaker drivers. power or quarter-power radiation (in 3 dB steps). Certifications and Approvals All Bosch loudspeakers are designed to withstand operating at their rated power for 100 hours in accordance with IEC 268-5 Power Handling Capacity (PHC) standards. Bosch has also developed the Simulated Acoustical Feedback Exposure (SAFE) test to demonstrate that they can withstand two times their rated power for short durations. This ensures extra reliability under extreme conditions, leading to
2 | LA1‑UW24‑x Column Loudspeakers 120841.0 Frequency response 151.0 129.0Dimensions in mm 42.0 1.65 121.0 4.76 6.3 0.25 6.3 14.0 0.25 0.55 14.0 0.55 0.91 Polar diagram horizontal (measured with pink noise) 23.022.10.87 40.9 11.1 1.61 0.44 mm 63.0 2.48 inBracket dimensions Ø ~Circuit diagram
3 | LA1‑UW24‑x Column LoudspeakersPolar diagram vertical (measured with pink noise)Parts IncludedQuantity Component1 LA1-UW24-x Column Loudspeaker1 Swivel wall mounting bracketTechnical SpecificationsElectrical*Maximum power 36 WRated power 24 / 12 / 6 WSound pressure level 110 dB / 96 dB (SPL)at 24 W / 1 W (1 kHz, 1 m)Effective frequency range (-10 165 Hz to 16 kHzdB)Opening angle 1 kHz / 4 kHz (-6 dB) horizontal 190° / 88° vertical 30° / 8°Rated input voltage 100 VRated impedance 417 ohmConnector 4-pole push-in terminal block* Technical performance data acc. to IEC 60268-5MechanicalDimensions (H x W x D) 841x 151 x 129 mm (33.1 x 5.9 x 5.1 in)Weight 5.5 kg ( 12.1 lb)Color Black (D) or white (L) cabinet / cloth (D) Matches RAL 9004 / RAL 9004 cabinet / cloth (L) Matches RAL 9010 / RAL 7044EnvironmentalOperating temperature -25 ºC to +55ºC (-13 ºF to +131 ºF)Storage temperature -40 ºC to +70 ºC (-40 ºF to +158 ºF)Relative humidity <95%Ordering InformationLA1‑UW24‑D Column Loudspeaker24 W, blackOrder number LA1-UW24-DLA1‑UW24‑L Column Loudspeaker24 W, whiteOrder number LA1-UW24-L