QX Series Active Moulded PA Speakers

178.755UK QX12A

Active PA speaker units in a contemporary styled moulded ABS cabinet with integral carry handle and a constant directivity horn. The built-in mixer amplifier section delivers high output to the dri...

  • Built-in amplifier with mixer section
  • Lightweight ported cabinet
  • Titanium compression driver
Full description Find retailer
Description Version Packed
178.755UK
QX12A Active Speaker Cabinet 		12" Black Box Printed
178.758UK
QX15A Active Speaker Cabinet 		15" Black Box Printed
179.755UK
QX12A-White Active Speaker 		12" White Box Printed

QX Series Active Moulded PA Speakers

Active PA speaker units in a contemporary styled moulded ABS cabinet with integral carry handle and a constant directivity horn. The built-in mixer amplifier section delivers high output to the driver units to develop high SPLs.

  • Built-in amplifier with mixer section
  • Lightweight ported cabinet
  • Titanium compression driver
  • Mic/line inputs with volume controls
  • Tone controls
  • 35mmØ internal top hat

Specification : Common

  • Power supply 230Vac, 50Hz (IEC)
  • SNR 87dB
  • THD 0.1%
  • Dispersion 90° x 60° (H x V)
  • Impedance 4 Ohms

Specification : Versions

  178.755UK 178.758UK 179.755UK
Inputs Mic (combo), Line (RCA) Mic (combo), Line (RCA) Mic (combo), Line (RCA)
Power rms 200W 250W 200W
Power max. 400W 500W 400W
SPL @ 1W/1m 101dB 103dB 101dB
LF driver 300mm (12") 380mm (15") 300mm (12")
LF driver : coil size 52mmØ 65mmØ 52mmØ
HF driver 38mm Ti compression driver 50mm Ti compression driver 38mm Ti compression driver
HF driver : coil size 25mmØ 35mmØ 25mmØ
Frequency response 45Hz - 20kHz 40Hz - 20kHz 45Hz - 20kHz
Max. SPL 127dB 129dB 127dB
Crossover frequency 3.5kHz 3.0kHz 3.5kHz
Dimensions 345 x 565 x 320mm 420 x 675 x 370mm 345 x 565 x 320mm
Weight 13.2kg 17.8kg 13.2kg

Trade information

  178.755UK 178.758UK 179.755UK
Barcode / EAN 5015972148365 5015972148389 5015972215579
Package type Box Printed Box Printed Box Printed
Package dimensions 400 x 615 x 405mm 480 x 735 x 455mm 405 x 615 x 400mm
Package weight 13.20kg 17.80kg 13.20kg
Package quantity 1 unit 1 unit 1 unit
Carton dimensions 400 x 615 x 405mm 480 x 735 x 455mm 405 x 615 x 400mm
Carton weight 13.20kg 17.80kg 13.20kg
Carton quantity 1 package 1 package 1 package
Pack paper weight 1.36kg 1.50kg 1.00kg
Pack plastic weight 0.05kg 0.06kg 0.05kg

In the box

The box for this item contains :

  • QX series active speaker
  • IEC power lead(s)

Support

Instruction manual
For 178.758UK (269KB)
Instruction manual
For 178.755UK (269KB)
Instruction manual
For 179.758UK (269KB)
Instruction manual
For 179.755UK (269KB)

Support : articles

Active speakers

Active speakers contain their own amplifier to drive the speaker, which will be matched by impedance and power handling. This makes them a simple solution for distributed audio systems.

Sunday, 1st January 2017

Speaker system types

Our speaker and amplifier products cover many environments and applications with a focus on clear and efficient sound coverage. Here we discuss the different types of systems

Sunday, 1st January 2017

Amplifier Classes

There have been many developments in audio electronics, resulting in different amplifier circuit designs. Such designs can be divided into classes, of which 4 main types are relevant to audio – A, AB, H and D.

Friday, 28th February 2020

Power Ratings: RMS vs Max vs Peak

A summary explaining the key differences between RMS, Max and Peak power ratings.

Tuesday, 10th March 2020

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