Adastra A4 Dual Stereo Amplifier 4 x 200W

£21699
The RRP is the manufacturer's recommended retail price of the item.
incl. VAT
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Fully featured PA amplifier with 2 independent stereo zone outputs and mixer section for 2 microphones and a stereo audio source. An inbuilt media player section offers playback of mp3 audio tracks from USB drive or SD card. It also has a Bluetooth receiver and FM radio tuner. A rotary switch for each output zone selects the stereo playback audio from a choice of 2 rear stereo inputs, a front 3.5mm stereo input or the built-in media player. Mic inputs 1 and 2 are live to both output zones at all times. 2 pairs of speaker connections on the rear panel are via 4mm binding posts, which can drive up to 2 x 8 Ohm speakers on each of the 4 channels. Designed to offer installers a comprehensive dual zone PA for bars, restaurants and function rooms.

  • Independent stereo playback to 2 separate zones
  • Media player with USB/SD playback
  • Bluetooth receiver
  • FM radio tuner with external aerial connection
Power supply 230Vac, 50Hz (IEC)
Amplifier : construction Class D
Microphone inputs 2 x 6.3mm jack (mono)
Auxiliary input 3.5mm stereo jack
Line inputs Line 1: L+R (6.3mm jack/RCA), Line 2: L+R (RCA)
Audio source USB/SD mp3 playback, FM tuner, BT receiver
Antenna connection F type (FM tuner)
Input controls Aux, Media, Line1, Line2, Mic1, Mic2, Talkover
Line output 4 x RCA
Speaker outputs 4mm binding posts (4 channels)
Output controls 2 x source select, 2 xBass, 2 xTreble, Ch1, Ch2, Ch3, Ch4
Protection Thermal, over-current, over-voltage, short-circuit
Dimensions 482 x 260 x 88mm
Frequency response 20Hz - 20kHz ±0.5dB
Input sensitivity : line 0.775Vrms
Input sensitivity : aux 0.480Vrms
Input impedance 20k Ohms (balanced), 10k Ohms (unbalanced)
Dynamic range 92dB
THD +N <0.1%
Bluetooth version 2.3
Output power @ 4 Ohms 4 x 200W
Output power @ 8 Ohms 4 x 100W
Weight 5.98kg
Fuse T5A, 250V

Product Manual

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    Front view of an Adastra A4 Dual Stereo Amplifier 4 x 200W with a digital display and power button. It features multiple control knobs for volume, bass, treble, and channel inputs, along with ports for auxiliary, media player, and microphone connections. This PA amplifier includes a Bluetooth receiver.
    AVSL

    Adastra A4 Dual Stereo Amplifier 4 x 200W

    £21699
    Description

    Fully featured PA amplifier with 2 independent stereo zone outputs and mixer section for 2 microphones and a stereo audio source. An inbuilt media player section offers playback of mp3 audio tracks from USB drive or SD card. It also has a Bluetooth receiver and FM radio tuner. A rotary switch for each output zone selects the stereo playback audio from a choice of 2 rear stereo inputs, a front 3.5mm stereo input or the built-in media player. Mic inputs 1 and 2 are live to both output zones at all times. 2 pairs of speaker connections on the rear panel are via 4mm binding posts, which can drive up to 2 x 8 Ohm speakers on each of the 4 channels. Designed to offer installers a comprehensive dual zone PA for bars, restaurants and function rooms.

    Specification
    Power supply 230Vac, 50Hz (IEC)
    Amplifier : construction Class D
    Microphone inputs 2 x 6.3mm jack (mono)
    Auxiliary input 3.5mm stereo jack
    Line inputs Line 1: L+R (6.3mm jack/RCA), Line 2: L+R (RCA)
    Audio source USB/SD mp3 playback, FM tuner, BT receiver
    Antenna connection F type (FM tuner)
    Input controls Aux, Media, Line1, Line2, Mic1, Mic2, Talkover
    Line output 4 x RCA
    Speaker outputs 4mm binding posts (4 channels)
    Output controls 2 x source select, 2 xBass, 2 xTreble, Ch1, Ch2, Ch3, Ch4
    Protection Thermal, over-current, over-voltage, short-circuit
    Dimensions 482 x 260 x 88mm
    Frequency response 20Hz - 20kHz ±0.5dB
    Input sensitivity : line 0.775Vrms
    Input sensitivity : aux 0.480Vrms
    Input impedance 20k Ohms (balanced), 10k Ohms (unbalanced)
    Dynamic range 92dB
    THD +N <0.1%
    Bluetooth version 2.3
    Output power @ 4 Ohms 4 x 200W
    Output power @ 8 Ohms 4 x 100W
    Weight 5.98kg
    Fuse T5A, 250V
    Downloads

    Product Manual

    View product

    Fully featured PA amplifier with 2 independent stereo zone outputs and mixer section for 2 microphones and a stereo audio source. An inbuilt media player section offers playback of mp3 audio tracks from USB drive or SD card. It also has a Bluetooth receiver and FM radio tuner. A rotary switch for each output zone selects the stereo playback audio from a choice of 2 rear stereo inputs, a front 3.5mm stereo input or the built-in media player. Mic inputs 1 and 2 are live to both output zones at all times. 2 pairs of speaker connections on the rear panel are via 4mm binding posts, which can drive up to 2 x 8 Ohm speakers on each of the 4 channels. Designed to offer installers a comprehensive dual zone PA for bars, restaurants and function rooms.

    • Independent stereo playback to 2 separate zones
    • Media player with USB/SD playback
    • Bluetooth receiver
    • FM radio tuner with external aerial connection
    Power supply 230Vac, 50Hz (IEC)
    Amplifier : construction Class D
    Microphone inputs 2 x 6.3mm jack (mono)
    Auxiliary input 3.5mm stereo jack
    Line inputs Line 1: L+R (6.3mm jack/RCA), Line 2: L+R (RCA)
    Audio source USB/SD mp3 playback, FM tuner, BT receiver
    Antenna connection F type (FM tuner)
    Input controls Aux, Media, Line1, Line2, Mic1, Mic2, Talkover
    Line output 4 x RCA
    Speaker outputs 4mm binding posts (4 channels)
    Output controls 2 x source select, 2 xBass, 2 xTreble, Ch1, Ch2, Ch3, Ch4
    Protection Thermal, over-current, over-voltage, short-circuit
    Dimensions 482 x 260 x 88mm
    Frequency response 20Hz - 20kHz ±0.5dB
    Input sensitivity : line 0.775Vrms
    Input sensitivity : aux 0.480Vrms
    Input impedance 20k Ohms (balanced), 10k Ohms (unbalanced)
    Dynamic range 92dB
    THD +N <0.1%
    Bluetooth version 2.3
    Output power @ 4 Ohms 4 x 200W
    Output power @ 8 Ohms 4 x 100W
    Weight 5.98kg
    Fuse T5A, 250V

    Product Manual