SPT-30A - 

Horn Loudspeaker, Re-entrant, 30/40W, 25/70V, 11" x 10-1/2"


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Newark Part No.:
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Product Information

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Product Overview

The SPT-30A is a compact high intelligibility Re-entrant type Loudspeaker designed for one-way or two-way sound systems. Their sturdy, weatherproof, all-metal construction is ideal for indoor and outdoor use in warehouses, schools, construction sites, transportation terminals and recreational areas. It has a built-in variable impedance selector switch for matching the speaker power requirements to a 25 or 70V constant-voltage line.
  • Weatherproof, all-metal construction
  • Rotary tap impedance selector
  • Tilt and swivel base for easy positioning
  • Screw terminals make installation fast and easy
  • All-purpose mounting bracket
  • Self-aligning and field replaceable diaphragm
  • Textured mocha enamel finish
  • 30W (continuous) and 40W (equalized) Power rating (RMS)
  • 225Hz to 14kHz Frequency response range
  • 125dB at 4' on axis with 30W input at 1000Hz
  • 100° Dispersion


Audio, Communications & Networking, Industrial, Hobby & Education, Logistics


Mountable to I-beam flange using Bogen's BC1 beam clamp, electrical box using Bogen's HSES10 mounting strap and terminal cover (TCSPT1) allows connection of conduit fittings to horn speakers.