Description
SPT15A and SP158A are compact, high intelligibility, reentrant type loudspeakers, designed for one-way or two-way sound and communication systems.
Features:
- High intelligibility and efficiency; ideal for both one-way and talk back applications
- Rotary tap impedance selector on SPT15A
- Tilt and swivel base for easy positioning
- Screw terminals make installation fast and easy
- All-purpose mounting bracket
- Self-aligning, field replaceable diaphragm
Technical Specifications
Voltage
- 15 watts continuous
- 20 watts equalized
Frequency
275 Hz to 14 kHz
Impedance
25/70 volts
Dispersion
110º
Sensitivity
-22 dBm [Ref: 10 dynes/cm2]
Durability
Weatherproof
Color
Mocha Enamel
Sound Pressure
- 121 dB @ four feet on axis
- 15 watt input @ 1000 Hz
Dimensions
9" Diameter x 9-1/4" D