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° |
| Coverage (Nominal -6 dB) V | 50° |
| LF Transducer | 15-inch DL15X |
| 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 |
Similar Products
Compatible Products
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
| 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 | |
|---|---|---|---|
| QRx115 CAD Drawing | DWG | 40KB | 12.26.2007 |
| Name | Size | Date | |
|---|---|---|---|
| QRx EASE3 | ZIP | 713KB | 01.24.2018 |
| Name | Language | Size | Date |
|---|---|---|---|
| QRx-115/75 Engineering Data Sheet | EN | 137KB | 12.26.2007 |
| Name | Size | Date | |
|---|---|---|---|
| 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 |
id-191 product-QRx115 7oc
| Name | Language | Size | Date |
|---|---|---|---|
| Allgemeine Lieferbedingungen | DE | 184KB | 11.30.2016 |
| General Terms & Conditions of Deliver for Export Business | EN | 57KB | 11.26.2014 |
| Name | Language | Size | Date |
|---|---|---|---|
| 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 |