QRx 115/75
15" passive loudspeaker
- Compact with high output
- Ideal for mains (small-to-medium rooms) or monitors
- Cast-frame woofer, vented cabinet for extended LF
- 3-inch DH7 titanium HF compression driver
- Rotatable 75º x 50º Constant-directivity horn
- Asymmetric 10º down-angled coverage
- Externally switchable bi-amped or passive operation
- High sensitivity, 130 db maximum SPL (peak)
- Power handling: 400 W continuous, 1600 W peak
- 5-sided 13-ply birch enclosure with monitor slant Built-in handles and L-Track rigging Black or White
Specifications
Frequency Range (-10 dB) | 45 - 16000kHz |
Weatherized | No |
Flying | Yes |
Specifications |
Nominal Impedance (Passive) | 8Ω |
HF Nominal Impedance | 8Ω |
HF Transducer | 3-inch DH7 |
Speaker Type | Full-Range, Mid-High, Two-Way, Wedges |
Woofer Size | 15inch |
Powered or Passive | Passive |
Frequency Response (-3 dB)¹ | 60 - 15000Hz |
LF Nominal Impedance | 8Ω |
Max. SPL/1m (calc)² | 130dB |
Coverage (Nominal -6 dB) H | 75° |
LF Transducer | 15-inch DL15X |
Coverage (Nominal -6 dB) V | 50° |
System Power Handling (Continuous/Program/Peak) | 450//1800Watts |
Power Rating | 1600W |
Rotatable Horn | Yes |
LF Power Handling | 400Watts |
HF Power Handling | 75Watts |
Crossover Frequency | 1500Hz (24 dB/octave) |
Enclosure Material | 13-ply birch plywood |
Sensitivity 1 W/1 m | 98dB |
Available Color | Black or white |
Height | 759mm (29.88") |
Recommended High-Pass Frequency | 45Hz (12 dB/octave) |
Width | 450mm (17.72") |
Depth | 407mm (16.02") |
Weight Net | 32kg (70.55 lbs) |
Family | QRx |
Axial Sensitivity (SPL, 1 W @ 1 m) | 98dB |
Input Connections | Parallel Neutrik® NL4 |
Chassis Size | 381 mm |
Recommended Amplifiers
For optimal sound system performance, Electro-Voice recommends the following amplifiers for QRx 115/75.
![]() Dynacord C‑SeriesLearn More |
![]() Dynacord L‑SeriesLearn More |
![]() Dynacord IPX SeriesLearn More |
|
---|---|---|---|
Two-Channel | ✔ | ✔ | |
Multi-Channel | ✔ | ||
DSP | ✔ | ✔ | ✔ |
Direct Drive | ✔ | ✔ | ✔ |
OMNEO (Dante, OCA) | ✔ | ||
Installation | ✔ | ✔ | |
Live Sound | ✔ |
Downloads
Where to Buy
Tiendas Minoristas Autorizadas
Altavoces y micrófonos
* Call for availability
Warranty & After Sales Programs
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