Adastra A4 Dual Stereo PA Amplifier – 4 x 200W with Bluetooth, USB/SD & FM Radio
Adastra
443-404
5015972203132
    Delivery time:2 - 3 Working Days
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  • Description
  • Specifications

6-Channel Dual Stereo Mixer Amplifier

Built-in USB audio player, FM tuner and Bluetooth

8 Ohms operation.

2 x Dedicated Microphone Channels.

1 x Line Level with 4-Way Selector

3.5mm Socket Aux Input.

Overall Bass and Treble Controls.

RCA Slave Output.

The Adastra A4 Dual Stereo PA Amplifier is a versatile and powerful solution designed for both commercial and residential audio installations. Delivering 4 x 200W RMS at 4 Ohms, this Class-D amplifier features dual-zone capability, allowing independent audio playback across two separate areas. Equipped with Bluetooth 5.0, USB/SD media playback, FM radio, and two microphone inputs with talk-over function, the A4 offers flexible connectivity and control. Its intuitive front panel includes EQ controls and source selection, ensuring optimal sound quality tailored to your environment.

In the UK, the Adastra A4 is widely utilized in various settings due to its dual-zone functionality and robust output:

  • Bars and Restaurants: Provide tailored audio experiences in separate dining and entertainment areas.

  • Function Rooms: Facilitate clear audio for events, presentations, and live performances.

  • Corporate Offices: Enhance business meetings with rich audio playback from multiple sources.

  • Commercial Buildings: Install in lobby areas for background music or announcements.

Its compact design and comprehensive feature set make the Adastra A4 a preferred choice for environments requiring reliable and flexible audio distribution.

Power Supply

230Vac, 50Hz (IEC)
Output Power (RMS)

@4 Ohms 4 x 200W

@ 8 Ohms 4 x 100W
Amplifier Type Class D
Microphone Input 2 x 6.3mm jack (unbalanced)
Line Inputs Line 1: L+R (6.3mm jack/RCA), Line 2: L+R (RCA)
Auxiliary input 3.5mm stereo jack
Input Impedance 20k Ohms (balanced), 10k Ohms (unbalanced)
Input Sensitivity Line 0.775Vrms. Aux 0.480Vrms
Frequency Response 20Hz - 20kHz ±0.5dB
Total Harmonic Distortion (THD) <0.1%
Signal to Noise Ratio (SNR)
Audio Source USB/SD mp3 playback, FM tuner, BT receiver
Bluetooth Version 2.3
Speaker Outputs 4mm binding posts
Line Outputs 2 x RCA
Phantom Power
Mute
Dimensions (w x h d) 482 x 240 x 88mm