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Data sheet en_us_1911721995
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Data sheet en_us_1911721995



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  • 1. Communications Systems | LA1‑UW36‑x Column LoudspeakersLA1‑UW36‑x Column 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-UW36-x is a 36 W, general-purpose, cost- extra reliability under extreme conditions, leading to effective column loudspeaker for indoor use where higher customer satisfaction, longer operating life, and beaming is desirable, such as places of worship, much less chance of failure or performance congress venues, meeting rooms and canteens. A deterioration. swivel wall mounting bracket is supplied as standard. The column loudspeaker is available in black and Safety acc. to EN 60065 white. Installation/configuration notes Functions The column loudspeakers can be wall mounted using The robust, solid MDF (Medium Density Fiber board) the supplied swivel bracket, allowing accurate enclosures are covered with a durable, easy-to-clean positioning. A convenient, easy-to-use, four-pole push- vinyl in a choice of black or white. The ABS fronts are in terminal block is present on the rear panel for on- covered with fine woven cloth in matching color. site wiring. This terminal block has provision for power 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
  • 2. 2 | LA1‑UW36‑x Column Loudspeakers 120841.0 Frequency response 151.0 129.0Dimensions in mm 42.0 1.65 Polar diagram horizontal (measured with pink noise) 121.0 4.76 6.3 0.25 6.3 14.0 0.25 0.55 14.0 0.55 0.91 40.9 11.1 1.61 0.44 mm 63.0 2.48 inBracket dimensions Ø ~ Polar diagram vertical (measured with pink noise) Parts includedCircuit diagram Quantity Component 1 LA1-UW36-x Column Loudspeaker 1 Swivel wall mounting bracket
  • 3. 3 | LA1‑UW36‑x Column Loudspeakers Technical specifications Electrical* Maximum power 54 W Rated power 36 / 18 / 9 W Sound pressure level 114 dB / 98 dB (SPL) at 36 W / 1 W (1 kHz, 1 m) Effective frequency range 160 Hz to 19 kHz (-10 dB) Opening angle 1 kHz / 4 kHz (-6 dB) horizontal 190° / 88° vertical 30° / 8° Rated input voltage 100 V Rated impedance 278 ohm Connector 4-pole push-in terminal block * Technical performance data acc. to IEC 60268-5 Mechanical Dimensions (H x W x D) 841x 151 x 129 mm (33.1 x 5.9 x 5.1 in) Weight 6 kg ( 13.2 lb) Color Black (D) or white (L) cabinet / cloth (D) Matches RAL 9004 / RAL 9004 cabinet / cloth (L) Matches RAL 9010 / RAL 7044 Environmental Operating 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 information LA1‑UW36‑D Column Loudspeaker 36 W, black Order number LA1-UW36-D LA1‑UW36‑L Column Loudspeaker 36 W, white Order number LA1-UW36-LRepresented by:Americas: Europe, Middle East, Africa: Asia-Pacific: China: America Latina:Bosch Security Systems, Inc. Bosch Security Systems B.V. Robert Bosch (SEA) Pte Ltd, Security Bosch (Shanghai) Security Systems Ltd. Robert Bosch Ltda Security Systems Division12000 Portland Avenue South P.O. Box 80002 Systems 201 Building, No. 333 Fuquan Road Via Anhanguera, Km 98Burnsville MN 55337, USA 5617 BA Eindhoven, The Netherlands 11 Bishan Street 21 North IBP CEP 13065-900Phone: +1-800-392-3497 Phone: + 31 40 2577 284 Singapore 573943 Changning District, Shanghai Campinas, Sao Paulo, BrazilFax: +1-800-955-6831 Fax: +31 40 2577 330 Phone: +65 6571 2808 200335 China Phone: +55 19 2103 Fax: +65 6571 2699 Phone +86 21 22181111 Fax: +55 19 2103 Fax: +86 21 22182398© Bosch Security Systems 2012 | Data subject to change without notice1911110155 | en, V2, 24. Nov 2012