Rockford Fosgate P28S48" Punch Stage-2 4-Ohm SVC Subwoofer
(2004-2006) 8" Punch Stage-2 4Ω single voice coil subwoofer rated to handle 200 Watts RMS. The 1st generation subwoofer to utilize the P2 family name. • Model replaced by P2D48 , then P2D4-8
Highlights
- 1 Year Warranty
- Parabolic triangular cone geometry support system
- Removable and reversible screw concealing ring
- Massive double stacked magnet motor assembly
Key specs
Full specs- Size
- 8"
- Mounting Depth
- 4.0625 in. (10.32 cm)
- Shipping Weight
- 8.25 Lbs. (3.7 Kg.)
- Voice Coil Diameter
- 2" aluminum
- Speaker Connector
- Dual 8 AWG compression
- SPL (dB @ 1w/1m)
- 84
- Nominal Impedance
- 4-Ohm
- Power Handling (Watts RMS)
- 200 Watts RMS 400 Watts Max
Key specs
Full specs- Size
- 8"
- Mounting Depth
- 4.0625 in. (10.32 cm)
- Shipping Weight
- 8.25 Lbs. (3.7 Kg.)
- Voice Coil Diameter
- 2" aluminum
Highlights
Overview- 1 Year Warranty
- Parabolic triangular cone geometry support system
- Removable and reversible screw concealing ring
Overview
Highlights
Key features
- 1 Year Warranty
- Parabolic triangular cone geometry support system
- Removable and reversible screw concealing ring
- Massive double stacked magnet motor assembly
- Insulated 16 AWG tinsel leads / dual 8 AWG spring compression wiring terminal
- Anodized aluminum voice coil former
- Linear spider
- Precision stamped CRS basket w/ removable motor cover
- High excursion large roll surround
- Magnetic Linearity
- Triangular Support System
- Klippel DA1 Analyzer System
More info
The Stage-2 8" subwoofers are a natural choice when your install space is limited. The removable motor cover and reversible concealing ring assures maximum installation flexibility even in some of the smaller enclosures.
Technologies
Magnetic Linearity
Magnetic linearity is the amount of symmetry a woofer’s magnetic force (BL) exhibits through it’s voice coil’s
Triangular Support System
Punch and POWER subwoofers integrate a large diameter concave dust cap and curvilinear cone geometry to create a
Klippel DA1 Analyzer System
Rockford Acoustic Design (RAD) uses a computer based Klippel Analyzer to design, measure and confirm a woofer’s
Reversible Mounting
Rockford Fosgate subwoofers can be mounted in either direction. A removable trim ring can be installed on the back
Vibration Analysis
Detailed resonance analysis yields an improved woofer basket design. A piezoelectric polymer .lm accelerometer is
Punch Stage 1 & 2 Basket Design
Traditional stamped woofer basket with multiple “ringing” New Punch woofer basket is “stamped & damped” with
Anodized Aluminum Voice Coil Former
Two things generally happen when voice coils heat-up. They can generate heat close to the melt-down temp of their
Specs
Specifications
9
| Size | 8" |
| Mounting Depth | 4.0625 in. (10.32 cm) |
| Shipping Weight | 8.25 Lbs. (3.7 Kg.) |
| Voice Coil Diameter | 2" aluminum |
| Speaker Connector | Dual 8 AWG compression |
| SPL (dB @ 1w/1m) | 84 |
| Nominal Impedance | 4-Ohm |
| Power Handling (Watts RMS) | 200 Watts RMS 400 Watts Max |
| Magnet Weight (oz) | 30 oz. double stacked |
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Installation resources
Wiring diagrams
6
Wiring Diagram #1
Source: Rockford Fosgate
Wiring Diagram #2
Source: Rockford Fosgate
Wiring Diagram #3
Source: Rockford Fosgate
Wiring Diagram #4
Source: Rockford Fosgate
Wiring Diagram #5
Source: Rockford Fosgate
Wiring Diagram #6
Source: Rockford Fosgate
Support
Return Authorization
If you bought this product from Onkar Electronics, use the Contact Us page on the Onkar Electronics website and we will help with return authorization and warranty support. If you purchased it from another dealer, contact that authorized dealer first for return assistance.
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