
Description
The Bogen SPT15A are compact, high intelligibility, reentrant type loudspeakers, designed for one-way or two-way sound and communication systems. Their sturdy, weatherproof, all-metal construction is ideal for indoor and outdoor use in industrial plants, warehouses, schools, construction sites, transportation terminals, and recreational areas. The Model SPT15A has a built-in, rotary impedance selector switch for matching the speaker power requirements to a 25V or 70V constant-voltage line.
Features:
- High intelligibility and efficiency; ideal for both one-way and talk back applications
- Weatherproof, all-metal construction
- 15 watts; 25/70 volt operation
- Tap settings for 70V: 15, 7.5, 3.8, 1.8, 0.9 watts; for 25V: 15, 7.5, 1.8, 0.94, 0.46 watts
- Rotary tap impedance selector
- Tilt and swivel base for easy positioning
- Screw terminals make installation fast and easy
- All-purpose mounting bracket
- Self-aligning, field replaceable diaphragm
- Mocha enamel finish
- Limited lifetime warranty
- Mountable to I-beam flange using Bogen's BC1 Beam Clamp (sold separately)
- Mountable to electrical box using Bogen's HSES10 mounting strap (sold separately)
- Terminal Cover (TCSPT1) allows connection of conduit fittings to horn speakers (sold separately)
| Power Rating (RMS) | 15 watts continuous, 20 watts equalized |
| Frequency Response | 275 Hz to 14 kHz |
| Impedance | 25/70 volts |
| Sound Pressure Level | 121 dB @ four feet on axis with 15 watt input @ 1000 Hz |
| Dispersion | 110¼ |
| Sensitivity as Microphone | -22 dBm [Ref: 10 dynes/cm2] |
| Dimensions | 9" Diameter x 9-1/4" D |
| Product Weight | 4 lb. |
| Finish | Textured mocha enamel |
| Impedance Selector Switch Settings | 25V @ 15, 7.5, 1.8, 0.94, 0.46 watts 70V @ 15, 7.5, 3.8, 1.8, 0.9 watts |
The Bogen SPT15A are compact, high intelligibility, reentrant type loudspeakers, designed for one-way or two-way sound and communication systems. Their sturdy, weatherproof, all-metal construction is ideal for indoor and outdoor use in industrial plants, warehouses, schools, construction sites, transportation terminals, and recreational areas. The Model SPT15A has a built-in, rotary impedance selector switch for matching the speaker power requirements to a 25V or 70V constant-voltage line.
Features:
- High intelligibility and efficiency; ideal for both one-way and talk back applications
- Weatherproof, all-metal construction
- 15 watts; 25/70 volt operation
- Tap settings for 70V: 15, 7.5, 3.8, 1.8, 0.9 watts; for 25V: 15, 7.5, 1.8, 0.94, 0.46 watts
- Rotary tap impedance selector
- Tilt and swivel base for easy positioning
- Screw terminals make installation fast and easy
- All-purpose mounting bracket
- Self-aligning, field replaceable diaphragm
- Mocha enamel finish
- Limited lifetime warranty
- Mountable to I-beam flange using Bogen's BC1 Beam Clamp (sold separately)
- Mountable to electrical box using Bogen's HSES10 mounting strap (sold separately)
- Terminal Cover (TCSPT1) allows connection of conduit fittings to horn speakers (sold separately)
| Power Rating (RMS) | 15 watts continuous, 20 watts equalized |
| Frequency Response | 275 Hz to 14 kHz |
| Impedance | 25/70 volts |
| Sound Pressure Level | 121 dB @ four feet on axis with 15 watt input @ 1000 Hz |
| Dispersion | 110¼ |
| Sensitivity as Microphone | -22 dBm [Ref: 10 dynes/cm2] |
| Dimensions | 9" Diameter x 9-1/4" D |
| Product Weight | 4 lb. |
| Finish | Textured mocha enamel |
| Impedance Selector Switch Settings | 25V @ 15, 7.5, 1.8, 0.94, 0.46 watts 70V @ 15, 7.5, 3.8, 1.8, 0.9 watts |
Your home for all things pro audio—backed by expertise and experience. Connect with us today.
Your home for all things pro audio—backed by expertise and experience. Connect with us today.

