Ramsdell Pro Audio
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640 R
640R Double 15" vented sub

     

    This is a stunning double 15” subwoofer with optional caster board. This powerhouse uses two massive 15” woofers with 4.5” voice coils for low power compression. It has replaceable baskets for reconing and inspection.

 

 

Specifications:

System Type Vented Subwoofer
Program Power (Watts) 2800
Nominal Impedance (Ohms) 4 Ohms
Sensitivity (dB @ 1Watt/1m) 100
Max SPL (dB) 134
Frequency Response (Hz +/- 3dB) 42 - 250 Hz
Crossover Frequency (Hz) 80-100 Hz Recommended
Driver Configuration 2 x 15"
Inputs 2, Paralleled
Inputs – Speakon Neutrik 2 NL4
Corners On carpeted version
Feet no
Flying Hardware no
Wheels Optional Caster Board
Bar Handles 8 Handles
Enclosure Materials 3/4" 11 Ply Birch
Grille 16 Ga. Perforated Steel
Finish / Covering Highly durable Durablast polyurea coating.
Dimensions (DWH xback W, inches) 21 1/4 x 22 1/2 x 38 inches
Dimensions (DWH xback W, cm) 53.9 x 57.15 x 96.52
Weight (lbs/kg) 180 lbs / 81.81 cm

*Some options may alter price.

 
 
 
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