Selenium Hm4750 Fiber Glass Horn 90-40

This item is brand-new, factory sealed.

Reinforced fiberglass horn.
* 50 mm (2") throat.
* 90 Degrees (H) x 40 Degrees(V) nominal coverage.
* Stage monitors, side-fill & P.A. applications.
* Metal bracket included (HS50).
* HM47-50-SLF: Without Selenium logo printed on it.
SPECIFICATIONS
Nominal coverage
Horizontal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90 degrees
Vertical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40 degrees
Directivity
Directivity factor (Q) . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Directivity index (Di) . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 dB
Sensitivity
1
On driver, 1W at 1m, on axis . . . . . . . . . . . . . . . . . . . 108 dB SPL
2
Frequency response at -10 dB . . . . . . . . . . . . . . 400 to 15,000 Hz
Throat diameter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50 (2) mm (in)
3
Minimum recommended crossover . . . . . . . . . . . . . . . . . . . 400 Hz
1
Measured w/D408Ti driver, 800 - 3,000 Hz average.
2
Measured w/D408Ti driver.
3
w/D408Ti driver.
ADDITIONAL INFORMATION
Horn material . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Reinforced fiberglass
Horn finish . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Black
Overall dimensions
Mouth height . . . . . . . . . . . . . . . . . . . . . . . . . . 290 (11.42) mm (in)
Mouth width . . . . . . . . . . . . . . . . . . . . . . . . . . 445 (17.52) mm (in)
Length . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 210 (8.27) mm (in)
3
Volume displaced by horn. . . . . . . . . . . . . . . . . . . . . 3.0 (0.106) l (ft )
Net weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1,500 (3.31) g (lb)
Gross weight . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2,900 (6.39) g (lb)
Carton dimensions (W x D x H) . . . . . . 48 x 30 x 25 (18.9 x 11.8 x 9.8) cm (in)
MOUNTING INFORMATION
Mechanical connection of driver . . . . . . . . . . . . . . . . . . . . . . . . . . . Bolt on
Baffle cutout dimensions (front mount)
Horizontal . . . . . . . . . . . . . . . . . . . . . . . . . . . . 405 (15.95) mm (in)
Vertical . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 240 (9.45) mm (in)