QRx 112/75
12" 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, 131 db maximum SPL (peak)
- Power handling: 300 W continuous, 1200 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) | 52 - 18000kHz |
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 | 12inch |
Powered or Passive | Passive |
Frequency Response (-3 dB)¹ | 75 - 15000Hz |
LF Nominal Impedance | 8Ω |
Max. SPL/1m (calc)² | 131dB |
Coverage (Nominal -6 dB) H | 75° |
LF Transducer | 12-inch DL12BFH |
Coverage (Nominal -6 dB) V | 50° |
System Power Handling (Continuous/Program/Peak) | 350//1400Watts |
LF Power Handling | 300Watts |
Rotatable Horn | Yes |
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, White, Unfinished |
Height | 675mm (26.57") |
Width | 390mm (15.35") |
Recommended High-Pass Frequency | 45Hz (12 dB/octave) |
Depth | 372mm (14.65") |
Weight Net | 26kg (57.32 lbs) |
Family | QRx |
Chassis Size | 304.8 mm |
Axial Sensitivity (SPL, 1 W @ 1 m) | 98dB (Passive) |
Input Connections | Parallel Neutrik® NL4 |
Similar Products
Compatible Products
Recommended Amplifiers
For optimal sound system performance, Electro-Voice recommends the following amplifiers for QRx 112/75.
![]() 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
Name | Language | Size | Date |
---|---|---|---|
ProSound Loudspeakers and Electronics Catalog | EN | 15.43MB | 04.02.2019 |
QRx Twist & Shout Flyer | EN | 601KB | 12.26.2007 |
Name | Size | Date |
---|---|---|
Environmental Compliance Document | 148KB | 10.03.2017 |
Qrx Series, EC Declaration of Conformity | 67KB | 11.13.2019 |
Name | Size | Date | |
---|---|---|---|
QRx112 CAD Drawing | DWG | 41KB | 12.26.2007 |
Name | Size | Date | |
---|---|---|---|
QRx EASE3 | ZIP | 713KB | 01.24.2018 |
Name | Language | Size | Date |
---|---|---|---|
QRx-112/75 Engineering Data Sheet | EN | 111KB | 12.26.2007 |
Name | Size | Date | |
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RACE V3.10 | EXE | 10.29MB | 12.26.2007 |
QRx AcoustaQwik | EXE | 301KB | 12.26.2007 |
QRx Arrayshow | EXE | 1.07MB | 12.26.2007 |
QRx Presets for RACE | ZIP | 167KB | 12.26.2007 |
Name | Size | Date |
---|---|---|
Xi Mains 1800 | 652KB | 11.02.2015 |

QRx112 5oc-trans
Name | Language | Size | Date |
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Allgemeine Lieferbedingungen | DE | 184KB | 11.30.2016 |
General Terms & Conditions of Deliver for Export Business | EN | 57KB | 11.26.2014 |
Name | Language | Size | Date |
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Audio 101 - Basic Audio Terminology | EN | 2.74MB | 12.13.2012 |
Audio 101 - Loudspeaker Basics | EN | 3.02MB | 12.13.2012 |
EASE Data Explanation | EN | 934KB | 11.17.2015 |
PA Bible 02: Power Handling Capacity | EN | 422KB | 12.26.2007 |
PA Bible 06: The Constant Directivity White Horn White Paper | EN | 465KB | 12.26.2007 |
PA Bible 11: Portable Sound Systems for the Small Club | EN | 470KB | 12.26.2007 |
The EV PA Bible | EN | 1.14MB | 12.26.2007 |
The PA Bible Chapter Zero | EN | 1.14MB | 06.11.2018 |