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Bogen

Bogen SPT30A Speakerphones

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SPT30A

Bogen SPT30A Megaphone - 30 W Amplifier - Built-in Amplifier
Description
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The Bogen SPT30A Public Address Equipment is a high-performance reentrant horn loudspeaker designed for superior intelligibility in a variety of applications. Featuring robust all-metal construction, this loudspeaker is weatherproof, making it suitable for both indoor and outdoor environments such as schools, warehouses, and construction sites. With a power rating of 30 watts and versatile impedance settings, it can be seamlessly integrated into 25V or 70V constant-voltage systems. Installation is made effortless thanks to screw terminals and a uniquely designed mounting bracket, ensuring reliability and ease of maintenance in any setting.

Key features:
  • High intelligibility and efficiency; ideal for one-way and talkback applications
  • Weatherproof, all metal construction
  • Support for 30 watts; 25/70 volt or 8-ohm operation
  • Variable-tap impedance selector on SPT30A
  • Field-replaceable diaphragm for easy maintenance
  • Compact design with textured mocha enamel finish

Specifications:
  • Power Rating (RMS): 30 watts continuous, 40 watts equalized
  • Frequency Response: 225Hz to 14kHz
  • Impedance:
    • SPT30A: 25/70 volts
    • SP308A: 8 ohms
  • Sound Pressure Level: 125dB @ four feet on axis with 30 watt input @ 1000Hz
  • Dispersion: 100°
  • Dimensions: 11" Diameter x 10-1/2"D
  • Shipping Weight: 6 lbs.
Technical Specifications
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Technical Information
Built-in Amplifier Yes
Amplifier Power Output 30 W
Physical Characteristics
Width 11"
Depth 10.5"
Weight (Approximate) 6 lb
Miscellaneous
Durability Weather Proof
Additional Information
  • Power Rating (RMS): 30 watts continuous, 40 watts equalized
  • Frequency Response: 225 Hz to 14 kHz
  • 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
  • 25V or 70V constant voltage line

Impedance Selector Switch Settings:

  • 25V @ 15, 7.5, 3.7, 1.8 watts
  • 70V @ 30, 15, 1.8 watts
Warranty
Limited Warranty Lifetime
Documents
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Product document spt30as.pdf SPT30A Product document spt30as.pdf MOD-BOGEN-SPT30A