Cabinet loudspeaker premium sound

LB1‑UMx0E Premium‑sound Cabinet Loudspeaker Range

The Premium‑sound range of cabinets is intended for clear reproduction of speech, foreground and background music to be used in general indoor and outdoor applications. The range comprises two models, offering a choice of 20 W or 50 W power handling capacity. The enclosures are made from aluminum with ABS top and bottom covers and are available in charcoal (D) and white (L). Typical applications for these products are: theme bars, music restaurants, theme parks, retail outlets, audio visual, boardrooms and offices, exhibition areas and presentation environments, fitness centre. Its excellent sound reproduction capability is attributed the superb to the use of high‑quality driver
components and crossover network design.
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LB3-PCx50 Premium Cabinet Loudspeakers

The Bosch premium loudspeakers are full range passive loudspeakers for a wide range of applications where high output, wide controlled dispersion and wide frequency are required, as well as the flexibility of mounting inside and sheltered outside. The Bosch line of large premium loudspeakers consists of two sizes; 12” and 15” models. All models feature a two‑way loudspeaker in a molded ABS VO enclosure. The loudspeakers have a 1” compression driver coupled to an impedance transformer with constant directivity characteristics and a direct radiating 12” or 15” loudspeaker.
Typical uses include fixed installations in auditoriums, conference venues, community centers, theaters, areas of assembly, factories multipurpose halls and sports facilities.
A self-restoring protection device protects the high‑frequency driver against incidental overload. The transformer accepts signals between 40 Hz and 22 kHz at 100 V or 70 V.
System A self‑restoring passive element protects the high frequency driver against incidental overload. A three‑way ceramic terminal block with screw connections suitable for loop-through wiring is located in the compartment in the base of the unit.
An easy to install, sturdy wall mounting bracket is standard supplied. The same bracket can be used in combination with the universal floor stand LBC 1259/00 for temporary installations.
All models are supplied with a built‑in 70/100 V transformer with taps on the primary winding for full‑power, half‑power, quarter‑power and one‑eighth power radiation. These taps are connected to a rotary vari‑tap switch located in the compartment in the base of the enclosure, to allow simple output power setting.
A low ohmic connection is also provided on the vari‑tap switch.