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QL700 Class D Amplifier 1U 4 x 175W
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QL700 Class D Amplifier 1U 4 x 175W

  • £31799

QL Series 1U Quad Digital AmplifiersSuper compact and lightweight 4-channel power amplifiers in a 1U rack-mountable housing. Fully digital architecture provides high power output and efficiency with inbuilt protection circuitry. Configured as 2 pairs of channels, the amplifier can be operated as quad output, 2.1 system or stereo output by selecting bridge mode. Signal inputs are balanced XLR connectors and speaker outputs are provided on 4mm binding posts. Minimal weight and rack height make these amplifiers a viable option for portable rigs as well as convenient and unobtrusive for installations.Energy efficient class D architecture[br]Selectable bridge mode for 2 pairs of channels[br]Fan cooling and internal protection circuitryPower supply[tab]230Vac, 50Hz (IEC)[br]Input connections[tab]4 x balanced XLR[br]Output connections[tab]4 x SPK connectors[br]Frequency response[tab]20Hz - 20kHz (±0.5dB)[br]THD +N[tab]<0.05%[br]Damping factor[tab]300[br]S/N ratio (A weighted) : line[tab]100dB[br]Slew rate[tab]20V/us[br]Input impedance[tab]10k Ohms unbalanced, 20k Ohms balanced[br]Output circuit architecture[tab]Class D[br]Protection[tab]Temperature, short circuit, DC, overload[br]Indicators[tab]Signal & clip[br]Controls[tab]L+R level, power, mode (bridge/stereo)[br]Dimensions[tab]482 x 230 x 44mm[br]Weight[tab]4.5kg[br]Fuse[tab]T10AL[br]Output power : 4 Ohms[tab]4 x 175Wrms[br]Output power : 8 Ohms[tab]4 x 100Wrms[br]Output power : bridged @ 8 Ohms[tab]2 x 350Wrms,

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Goods are despatched on the same or next working day of receipt of the order and are shipped using a national courier. Items need to be signed for at the recipient address to ensure a secure delivery.

In rare circumstances some items may become out of stock. If this is the case we will call you to agree a suitable delivery date or offer a full no obligation refund.

Further Shipping & Delivery Info

Selected items qualify for Free Delivery and you will be informed of this on the individual product's page. Any item that does not carry Free Shipping will be subject to the prices below.

Normal UK Mainland Delivery is charged at £1.99 per order for small items up to 2KG and £7.99 up to 10KG.

Bulky Items

More bulky items up to 20KGs are charged at £19.99 and thereafter for very large items (such as loudspeakers etc) shipping prices are on application and priced volumetrically (calculated by size and weight combined).

We can dispatch Worldwide but prices vary accordingly.

For delivery outside of UK Mainland the delivery charge will depend on the size and weight of the parcel, please contact us to get your delivery quote.


If for any reason you are unhappy with your purchase you can return it in its original condition and with original packaging within 30 days of you receiving your order.

Please contact us with your order number, the items you wish to return and the reason for the return. When returning the item(s) please include your order number and a brief note explaining the reason for the return.

Once we have received your return we will issue a full refund for the price you paid for the item(s). In the case of damaged goods we will offer a replacement or full refund.

You can expect a refund in the same form of payment originally used within 2 to 3 working days of us receiving your return.

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