Bogen SPT30A Megaphone - 30 W Amplifier - Built-in Amplifier

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CAD $159.99
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Bogen SPT30A Megaphone - 30 W Amplifier - Built-in Amplifier (SPT30A)

The Bogen SPT30A and SP308A 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.The model SP308A has an 8-ohm impedance only.


Manufacturer: Bogen Communications International, Inc
Manufacturer Part Number: SPT30A
Manufacturer Website Address:
Brand Name: Bogen
Product Model: SPT30A
Product Name: SPT30A Megaphone
Product Type: Megaphone
Technical Information
Built-in Amplifier: Yes
Amplifier Power Output: 30 W
Physical Characteristics
Weight (Approximate): 2.72 kg
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, 7.5, 3.7, 1.8 watts
Limited Warranty: Lifetime




Extra Information