Bosch LBB1938/30 Audio Amplifier 480W

BOSCH LBB1938/30 Plena Power Amplifier 480W | Professional Audio Solution

Elevate your public address and background music systems with the unparalleled power and reliability of the BOSCH LBB1938/30 Plena Power Amplifier. Engineered for demanding professional environments, this high-performance 480W amplifier delivers crystal-clear audio and robust performance, making it the ideal backbone for commercial buildings, retail stores, offices, and public venues. Experience the Bosch standard of quality in a unit designed for continuous, dependable operation.

The LBB1938/30 is a versatile workhorse, built to integrate seamlessly into any professional audio setup. Its primary benefit lies in its ability to drive extensive speaker networks with consistent power and clarity, ensuring your announcements and music are heard perfectly across large areas. With its advanced protection circuits and intelligent design, you gain peace of mind knowing your audio system is safe, stable, and always ready to perform.

Key Benefits:

* Exceptional Power and Clarity: With a formidable 480 watts of output power, this amplifier effortlessly drives numerous speakers, providing loud and intelligible audio for both voice and music applications without distortion.
* Ultimate System Reliability: Designed for 24/7 operation, it features built-in protection against overload and short circuits. A temperature-controlled fan ensures optimal cooling and quiet operation at lower levels, enhancing the unit´s longevity.
* Flexible Speaker Connectivity: Featuring 70V, 100V, and 8-ohm outputs, the LBB1938/30 offers maximum compatibility with a wide range of speaker types and is perfect for installations requiring long cable runs, typical in large-scale public address systems.
* Seamless Integration: Dual inputs with priority switching allow for a primary background music source and a secondary source for priority announcements. A 100V input enables easy slave operation within a larger, daisy-chained amplifier system.
* Emergency-Ready: The amplifier can be powered by both mains and a 24V battery backup source, automatically switching to battery power in the event of a mains failure, making it suitable for critical voice alarm systems.

Main Features:

* Powerful 480W power amplifier in a 2U high, 19” rack-mountable housing.
* Dual balanced inputs (XLR and TRS) with separate level controls.
* Priority input for overriding background music with announcements or alarms.
* Front-panel LED indicators for power, status, and output level VU meter for at-a-glance monitoring.
* Ground-lift switch to prevent hum and noise from ground loops.
* Advanced thermal and electrical protection for sustained, safe operation.

Connectivity and Audio Sources:

This amplifier is built for professional wired connections to ensure maximum signal integrity. Its versatile line-level inputs allow for the easy integration of various audio sources like mixers, media players, and microphones. For modern wireless convenience, external BT (Bluetooth) audio receivers can be effortlessly connected to one of the inputs, enabling high-quality wireless streaming from compatible devices.

Technical Specifications:

* Attribute: Professional Audio Amplifier
* Power Output: 480W (Rated) / 720W
* Outputs: 70V, 100V, and 8 ohm
* Frequency Response: 50 Hz to 20 kHz (+1/-3 dB)
* Signal-to-Noise Ratio: > 90 dB
* Inputs: 2x Line Level (XLR, TRS), 1x 100V Line
* Power Source: 115 - 230 VAC, 50/60 Hz; 24 VDC
* Dimensions (H x W x D): 100x430 x 270 mm (3.9x16.9x10.6 in)
* Weight: Approx. 12.5 kg (27.6 lb)

Choose the BOSCH LBB1938/30 Plena Power Amplifier for a robust, flexible, and high-fidelity audio foundation that you can depend on for years to come