Klipsch PSM-450-T
Brian Long
PSM-450-T
The Klipsch PSM-450-T is a full-range 4.5" indoor/outdoor professional surface mount loudspeaker built around a Tractrix Hyperfold Port for extended bass in a compact enclosure, and a 1" titanium-loaded floating driver bridge with a wide-dispersion phase plug for even, consistent coverage. It is IPX6 rated for indoor and outdoor commercial installations, includes a multi-tap transformer for 70V/100V operation with an 8-ohm bypass position, and uses a Phoenix connector for quick installation.
Features
- All-new patented Tractrix Hyperfold Port, engineered to extend port length for maximum bass power via a proprietary five-step folded design
- IPX6 rated for indoor and outdoor commercial environments
- Multi-tap transformer for 70V or 100V installations, with an 8-ohm bypass position
- Set screws on grille for a secure fit between speaker and grille
- 1" Titanium-loaded floating driver bridge with wide dispersion phase plug
- Phoenix connector for simplified installation
Specifications
| Specification | Value |
|---|---|
| Frequency Response | 60Hz-20kHz +/- 4dB, 50Hz -10dB |
| Power Handling | 50 watts (14.6V) 58Hz-10kHz (200 watts peak) |
| Calc. Max. Cont. Output | 102dB |
| Sensitivity | 88dB |
| Coverage | 90° +/- 40° 1kHz-20kHz |
| Directivity Index | 7dB +/- 3dB 800Hz-20kHz |
| Nominal Impedance | 8 ohms, 4.3 ohms at 185Hz minimum |
| Acoustic Crossover | 2kHz |
| Transducers | 4.5" woofer; 1" titanium compression driver on a K-1500M horn/tweeter bridge |
| Enclosure Material | All Weather ABS Plastic, Paintable |
| IP Rating | IPX6 |
| Enclosure Tuning | Vented via 3 folded Tractrix ports |
| Input Connectors | 4 pin euro block |
| Transformer Taps | 70V: 15W, 7.5W, 3.8W, 1.9W; 100V: 15W, 7.5W, 3.8W; Bypass position: 8 ohms nominal |
| Dimensions (with bracket) | 12.13"(309mm) x 9.5"(242mm) x 6.5"(166mm) [8.38"(213mm)] |
| Weight | 7.25 lbs (3.29kg) |