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PR182BD02     7 die cast alu cone passive radiator

 

 

 

The 7"  passive radiator PR182BD02 was designed for high performance compact subwoofer applications. Optimized for working with the active 7"  subwoofers SW182BD03 and SW182BD04 but will function well with any suitable active subwoofer transducers.

Specifications
Dimensions
Ordering info

Wavecor PR182BD02 passive radiator front

FEATURES

  • Improved suspension (symmetry and stability)
  • Very rigid black aluminium cone to ensure piston motion at high levels
  • Rigid die cast alu 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)
Wavecor PR182BD02 passive radiator front

NOMINAL SPECIFICATIONS

Notes

  Parameter

Before burn-in

After burn-in

Unit

 

Nominal size

7

[inch.]

 

Effective radiating area, Sd

131

[sq.cm]

1
 

Resonance frequency (free air, no baffle), Fs
       - without additional mass
       - with additional 10 g mass
       - with additional 20 g mass
       - with additional 30 g mass
       - with additional 40 g mass
       - with additional 50 g mass
       - with additional 60 g mass
       - with additional 70 g mass


36.2
32.2
29.2
26.9
25.1
23.6
22.4
21.3

 

[Hz]

2

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

37

[g]

1

Suspension compliance, Cms

0.52

 

[mm/N]

1

Equivalent air volume, Vas

12.7

 

[lit.]

1
 

Mechanical Q, Qms
       - without additional mass
       - with additional 10 g mass
       - with additional 20 g mass
       - with additional 30 g mass
       - with additional 40 g mass
       - with additional 50 g mass
       - with additional 60 g mass
       - with additional 70 g mass


32.5
36.6
40.3
43.7
46.8
49.8
52.6
55.2

 

[-]

 

Maximum cone travel, mechanical limits, Xmax

15

[mm]

 

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

0.38

[kg]

Note 1

The unit is not burned in before shipping.

Note 2
 

The moving mass may be increased in 10 g steps up to a maximum of +70 g by adding one or more of the three extra weights that are included with the unit.

OUTLINE DRAWING AND NOMINAL DIMENSIONS (mm)

PR182BD02 outline drawing
PR182BD02-outline-dwg

PACKAGING AND ORDERING INFORMATION

Part no. PR182BD02-01

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

Latest update: November 9, 2015

 

Specifications are subject to change without any further notice.
Copyright © 2006-2018 by Wavecor Ltd., Guangzhou, China. All rights reserved.

 

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MORE INFO

PR223BD02 specificationsPDF data sheet
(1.44 MB)

 

 

 

Related active subwoofer drivers:

SW182BD03 (4 ohm)
SW182BD04 (8 ohm)

 

 

 

All Wavecor subwoofers

 

 

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