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PR270WA01     10½” air-dried paper cone passive radiator

 

 

 

The 10½"  passive radiator PR270WA01 was designed for high performance compact subwoofer applications. Optimized for working with the active 10½" subwoofer SW270WA01 but will function well with any suitable active subwoofer transducers.

Specifications
Dimensions
Ordering info

FEATURES

  • Very rigid air dried paper cone to ensure piston motion at high levels
  • Rigid steel chassis with extensive venting for lower air flow speed reducing audible distortion
  • Low-loss suspension (high Qm) for better reproduction of details and dynamics
  • Conex spider for better durability under extreme conditions
  • Custom tunable by adding one or more of the three extra weights (included)
PR270WA_front
PR270WA_rear

NOMINAL SPECIFICATIONS

Notes

  Parameter

Before burn-in

After burn-in

Unit

 

Nominal size

10½

[inch.]

 

Effective radiating area, Sd

312

[sq.cm]

1
 

Resonance frequency (free air, no baffle), Fs
       - without additional mass
       - with additional 25 g mass
       - with additional 50 g mass
       - with additional 75 g mass
       - with additional 100 g mass
       - with additional 125 g mass
       - with additional 150 g mass
       - with additional 175 g mass

  
26
23.5
21.6
20.1
18.9
17.9
17.0
16.3

 

[Hz]

2

Moving mass, incl. air (free air, no baffle), Mms, without extra weights

112

[g]

1

Suspension compliance, Cms

0.33

 

[mm/N]

1

Equivalent air volume, Vas

46

 

[lit.]

1
 

Mechanical Q, Qms
       - without additional mass
       - with additional 25 g mass
       - with additional 50 g mass
       - with additional 75 g mass
       - with additional 100 g mass
       - with additional 125 g mass
       - with additional 150 g mass
       - with additional 175 g mass

  
24
26.5
28.9
31.0
33.0
34.9
36.7
38.4

 

[-]

 

Maximum cone travel, mechanical limits, Xmax

±20

[mm]

 

Total unit net weight excl. packaging (incl. 3 extra weights)

0.64

[kg]

Note 1

The unit is not burned in before shipping.

Note 2
 

The moving mass may be increased in 25 g steps up to a maximum of +175 g by adding one or more of the three extra weights that are included with the unit.

OUTLINE DRAWING AND NOMINAL DIMENSIONS (mm)

PR270WA01 outline drawing
PR270WA01-outline-drawing

PACKAGING AND ORDERING INFORMATION

Part no. PR270WA01-01

Individual packaging (one piece per box), incl. 3 separate weights

Latest update: April 27, 2014

 

Specifications are subject to change without any further notice.
Copyright © 2006-2021 by Wavecor Ltd., China. All rights reserved.

 

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MORE INFO

PR270WA01 specificationsPDF data sheet
(576 KB)

 

 

 

Related active subwoofer drivers:

SW270WA01

 

 

 

All Wavecor subwoofers

 

All Wavecor drive units

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