Features
The ST1.5A is a high efficiency 50W 1.5” super tweeter available in a single 8 ohm configuration. It features a high quality magnet assembly and a 1.5” voice coil which delivers excellent high frequency output for long throw applications.
The aluminum diaphragm provides high efficiency and is easily serviceable.
The tweeter has a 40° dispersion which is designed for long throw applications from 4kHz to 20kHz.
Physical Specifications
| Overall Diameter (inches) | 4 x 4 |
| Mounting Diameter (inches) | 3.6 |
| Mounting Depth (inches) | 2.8 |
| Diaphragm Material | Aluminum |
| Frequency Range (Hz) | 4k – 20k |
| Voice Coil Diameter | 1.5” |
| Net Weight (lbs) | 3.6 |
Recommended Application
Use for high frequency applications only.
The tweeter provides a 40° conical dispersion pattern for far field or long throw applications.
Use a 4kHz high pass filter or higher.
Replacement diaphragms are available.
T/S Parameters
| SPL 1W/m (db) | 107 |
| Continuous Power (W) | 50 |
| Re (Ω) | 6.3 |
Frequency Response
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