The Bogen SPT30A 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 SPT30A has a built-in, variable impedance selector switch for matching the speaker power requirements to a 25V or 70V constant-voltage line.
- High intelligibility and efficiency; ideal for both
one-way and talk back applications
- Weatherproof, all-metal construction
- 30 watts; 25/70 volt or 8-ohm operation
- Tap settings for 70V: 30, 15, 7.5, 3.7, 1.8 watts;
for 25V: 15, 7.5, 3.7, 1.8 watts
- Rotary tap impedance selector on SPT30A
- Tilt and swivel base for easy positioning
- Screw terminals make installation fast and easy
- All-purpose mounting bracket
- Self-aligning, field replaceable diaphragm
- Textured 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): 30 watts continuous, 40 watts equalized
Frequency Response: 225 Hz to 14 kHz
Impedance:
SPT30A — 25/70 volts
Sound Pressure Level: 125 dB @ four feet on axis with 30-watt
input @ 1000 Hz
Dispersion: 100º
Sensitivity as Microphone: -22 dBm [Ref: 10 dynes/cm2]
Dimensions: 11" Diameter x 10-1/2" D
Product Weight:
SPT30A — 6 lb.
Finish: Textured mocha enamel
Impedance Selector Switch Settings (SPT30A only): 25V @ 15, 7.5, 3.7, 1.8 watts
70V @ 30, 15, 7.5, 3.7, 1.8 watts
