QRx 153/75
15" passive 3‑way loudspeaker
- Compact with high-level, high-fidelity sound
- Cast-frame DL15ST woofer, vented box for extended LF
- Horn-loaded 8-inch MF8 midrange driver
- 3-inch DH7 titanium HF compression driver
- Asymmetric (10º down-angled) 75º H x 50º V coverage
- Bi-amped operation
- High sensitivity, 130 db maximum SPL
- Power handling: 400 W continuous, 1600 W peak
- Trapezoidal (15º/side) 13-ply birch enclosure
- Built-in handles and L-Track rigging
- Black EVCoat finish
Specifications
| Frequency Range (-10 dB) | 42 - 20000kHz |
| Weatherized | No |
| Flying | Yes |
Specifications |
|
| HF Transducer | 3-inch DH7 |
| Speaker Type | Full-Range, Mid-High, Three-Way |
| Woofer Size | 15inch |
| MF Transducer | MF: 8-inch MF8 |
| Powered or Passive | Passive |
| Mid/High Frequency Power Handling (Continuous/Program/Peak) | 150Watts |
| Frequency Response (-3 dB)¹ | 50 - 16000Hz |
| 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 DL15ST |
| LF Power Handling | 400Watts |
| Rotatable Horn | No |
| Crossover Frequency | 1200Hz |
| Enclosure Material | 13-ply birch plywood |
| Available Color | Black or white |
| Height | 48.82" (1240mm) |
| Width | 18.39" (467mm) |
| Depth | 19.09" (485mm) |
| Internal Crossover | Yes |
| Weight Net | 103.62lbs (47kg) |
| Family | QRx |
| Input Connections | 2 Neutrik® NL4 |
| Chassis Size | 381 mm |
| Axial Sensitivity (SPL, 1 W @ 1 m) | 98/105dB |
Recommended Amplifiers
For optimal sound system performance, Electro-Voice recommends the following amplifiers for QRx 153/75.
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 | ✔ | ✔ |
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