Peerless Woofer

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Peerless Loudspeaker Codes
1 2 3 4 5 6 7 7
831857 315 SWR 39 134 PPX AL 4L
1. Type Number
80xxxx : Cone Tweeter 83xxxx : Woofer
81xxxx : Dome Tweeter 84xxxx : Ring Dome Tweeter
82xxxx : Midrange 85xxxx : CSC/CSC-X Woofer
2. Loudspeaker Diameter
Outer diameter of the basket in mm.
3. Surround Material or Speaker Description
WR : Woofer rubber M : Midrange
WF : Woofer foam DM : Dome midrange
SWR : Subwoofer rubber HDM : Horn dome midrange
SWF : Subwoofer foam DT : Dome tweeter
PWF : Powerwoofer foam CT : Cone tweeter
MR : Midrange rubber HDT : Horn dome tweeter
MF : Midrange foam RD : Ring dome tweeter
4. Voice Coil Diameter
The outer diameter of the voice coil in mm.
5. Magnet Diameter
The outer diameter of the magnet in mm.
6. Cone / Dome Material
PPB : Polypropylene black SD : Sandwich diaphragm
PPX : Polypropylene thick SDX : Sandwich diaphragm thick
SP : Soft paper PF : Plastic foil
HP : Hard paper SF : Soft fabric
CD : Cast diaphragm SADN & NX : Nomex air dried fiber
7. Specialties
DVC : Double voice coil AL : Aluminum ring in magnet system
WA : Wide angle front plate FF : Ferrofluid cooled
4L : 4 layer voice coil SCR : Screen to protect dome
DM : Double magnet CAN : Stray field shielding cap
TV : Stray field shielded magnet PH : Phase Plug


Sure that's the right number?
 
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