JBL Libra300 Mixer Amplifier

JBL

The JBL Libra 300 Mixer Amplifier with USB and BT comes with 300 Watts. The JBL Libra 300 amplifier is a professional tool with a sleek industrial look, designed and built for demanding commercial sound applications. The latest Drive Core technology from Crown is built in, which significantly reduces size and weight, and all amps are highly efficient, and simple to install and operate.

 

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The JBL Libra 300 Mixer Amplifier with USB and BT comes with 300 Watts. The JBL Libra 300 amplifier is a professional tool with a sleek industrial look, designed and built for demanding commercial sound applications. The latest Drive Core technology from Crown is built in, which significantly reduces size and weight, and all amps are highly efficient, and simple to install and operate.

  • 300-Watt Amplifier
  • USB – Yes
  • Bluetooth – Yes
  • Supports portable and desktop installation, for both outdoor and indoor use
  • Multiple inputs for speeches, music, paging, etc.
  • Extendable with its preamp/line output
  • Easy to expand at large-scale venues – Scalability with the preamp/line output for Crown amplifiers for larger applications
  • Portable Design
  • Overload & low voltage protection
  • For various PA applications
  • AC & DC Power Supply
  • AC power supply to ensure the running of system when power is switched off, DC power supply for outdoor usage.
  • Overload & low voltage protection
  • Extendable with its preamp/line output
  • For various PA applications
  • AC & DC Power Supply
  • Rated Power (at THD 10% 240 VAC,1kHz,4Ω) : 250 W
  • DC Power Supply Output Power: ≥ 50% rated power
  • Tone Controls (Bass): ± 10 dB at 100 Hz
  • Tone Controls: 2 x (≥ 16 AWG) Cables
  • 4Ω/8Ω & 70/100V, Barrier Strip (with touch proof cover)
  • Frequency Response: 50-15,000 Hz ± 3dB
  • Output Regulation: ≤ 3 dB, no load to full load at 1kHz
  • Signal to Noise ratio: ≥ 70 dB

 

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Section Parameter Specification
General Product Type Mixer Amplifier with USB & Bluetooth
Rated Output Power 250W @ 240V AC, 1kHz, 4Ω (THD 10%)
Max Output Power 300W peak
Power Supply Dual mode: AC mains & DC battery
Applications PA systems, paging, music playback, institutional AV
Audio Performance Frequency Response 50 Hz – 15,000 Hz ±3 dB
Signal-to-Noise Ratio ≥ 70 dB
Output Regulation ≤ 3 dB (no load to full load @ 1kHz)
THD < 1%
Tone Controls Bass ±10 dB @ 100 Hz
Connectivity Inputs Multiple mic and line inputs
Outputs 4Ω/8Ω low impedance, 70V/100V high impedance, line out
USB Port Yes (for direct playback)
Bluetooth Yes (for wireless streaming)
Preamp/Line Output Yes (for scalability with Crown amplifiers)
Mechanical Cooling Fanless design (silent operation)
Mounting Desktop or rack-mountable
Dimensions Approx. 48 × 35 × 12 cm
Weight Approx. 6.5 kg
Protection & Safety Overload Protection Yes
Low Voltage Protection Yes

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