A 4260B • Compact 100V Class H Bluetooth PA Mixer Amplifier 120W

Compact class-H amplifier design with in-built music source thanks to a USB/SD module with wireless Bluetooth audio streaming.

SKU: A 4260B Categories: ,
Overview
These compact Class-D design amplifiers offer multi source mixing plus USB/SD card/FM tuner audio playback and Bluetooth streaming functionality. They are an all in one amplifier and audio source housed in just a single rack unit of space! Ideal for use in retail, offices, venues and other commercial buildings. Dimensions: 484 x 295 x 44 mm

The unique feature of the Class-D design is the significant reduction in power consumption and heat generation due to the switch mode power supply design employed. They utilise active power factor correction (APFC) switch mode power technology allowing an efficiency rating of 85%. The result of which is a much cooler running amplifier (<55°C), offering a long life span and significant power savings for a reduced environmental impact.

Screw terminal connections are provides for balanced inputs from sources, 100V / 4-16Ω output and 24V DC input. A stereo RCA line output is provided, plus two stereo RCA line inputs. Easy line/mic/phantom power options are available on mic inputs 1 to 4. A top priority emergency input is also provided which can be connected to an alert/evac tone generator.

Music playback is easily managed via the front panel track selection and play/pause controls. Music files can be stored and played back from SD card, USB memory stick or Bluetooth enabled device.

Remote control requires 1 x CR2032 coin cell battery.

Key Features:

  • Mixer amplifier with in-built SD/USB/FM tuner/Bluetooth music source
  • 85% efficient class-D power performance
  • Low power consumption & heat generation
  • Compact 1RU case
  • Bass & treble control
  • Front panel mic input
  • Protection circuitry
  • LED indicators for signal, peak, protection and power
  • Selectable 100V line/4-16Ω output
  • Mic/Line/Phantom Power options on Mic 1-4
  • 24V DC battery backup power input
  • Emergency priority input (Mic 1)
  • Adjustable VOX muting

 

Specifications
General
Rated Power: 120W
Output Level: 4-16Ω/100V
Indicator: Power indicator
Short-Circuit Mode: Short Circuit, no voltage
Cooling Mode: Air cooling
Protection Mode: Overheat/Short circuit
Operation Temperature: +5°C~+40°C
Storage Temperature: -20°C~+70°C
Relative Humidity: <95% (No condensation)
Voltage: ~240V 50Hz
Power Consumption: 180W
Weight: 3.9kg
Dimensions: 484 x 295 x 44 mm

Input Sensitivity
Mic: 2mV±1mV
Line: 100mV±20mV
AUX: 350mV±20mV
EMC: 775mV±40mV
Pre-Output: 1V±50mV/100Ω

Mic Tones
Low Frequency: ±10dB at 100Hz
High Frequency: ±10dB at 10KHz

Music Tones
Low Frequency: ±10dB at 100Hz
High Frequency: ±10dB at 100Hz

Frequency Response
Audio Out: 20Hz ~ 20KHz (±3dB)
Mic: 200Hz ~ 16KHz (±3dB)

SNR
Mic: ≥65dB
Music: ≥70dB

THD
THD+N ≥ 0.1%

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