Adastra A8 Quad Stereo Amplifier Background Sound System PA 8 x 200W


Multi-zone amplifiers with 2 microphone inputs and switchable stereo input for each zone.

Vendor: Adastra
SKU: 106-953.408UK
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Multi-zone amplifiers with 2 microphone inputs and switchable stereo input for each zone. An inbuilt media player section offers playback of mp3 audio tracks from USB drive or SD card and also has a B/T wireless 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 all output zones at all times. Speakers are connected from the rear panel Euroblock terminals to deliver up to 200W per output at 4 Ohms. Designed for installations requiring high-quality stereo sound in multiple rooms or listening areas.

Available with 3 or 4 independent stereo outputs
Media player with USB/SD playback
FM radio tuner with external aerial connection
B/T wireless receiver

Power supply230Vac, 50Hz (IEC)
FuseF5A, 250V
Amplifier : constructionClass D
Frequency response20Hz - 20kHz ±0.5dB
Microphone inputs2 x 6.3mm jack (mono)
Line inputsLine 1: L+R (6.3mm jack/RCA), Line 2: L+R (RCA)
Input sensitivity : line0.775Vrms
Auxiliary input3.5mm stereo jack
Input sensitivity : aux0.480Vrms
Input impedance20k Ohms (balanced), 10k Ohms (unbalanced)
Audio sourceUSB/SD mp3 playback, FM tuner, B/T receiver
B/T wireless version2.3
Input controlsAux, Media, Line1, Line2, Mic1, Mic2, Talkover
Antenna connectionF type (FM tuner)
Dynamic range
ProtectionThermal, over-current, over-voltage, short-circuit

482 x 300 x 88mm


Delivery & Returns

Free Delivery

This is offered on all products regardless of order value to all mainland UK postcodes. Your purchase will be with you within 3 working days of your order being placed. If you are in the Scottish Highlands, Northern Ireland, Isle of Man and the Channel Isles you will still get free delivery but your order may take up to 5 working days to get to you.

I need my products quickly- can you help?

Absolutely! At check out you can select the option that suits you best.
We offer Next day, Saturday, Pre-10am and Pre-12pm delivery.
Unfortunately these options are not yet available for customers in the Scottish Highliands, Northern Ireland, Isle of Man and the Channel Isles.

When is the cut off for Next day delivery?

If you place your order before 2pm Monday- Friday, we will dispatch the same day.

For more information, including International delivery please click here.


Our returns department aims to help you as quickly as possible with any issues you may have with your product.

Please click here for more information on returning products.

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