HDS PPB 4" Midwoofer
Peerless
Type Number:830854

Features

The new High Definition Sound (HDS) PPB series is the culmination of Peerless working in close partnership with end users of Peerless-based audio products. With a deep understanding of customer requirements and needs, Peerless developed the proprietary and highly advanced Polypropylene Black (PPB) cone material used in the HDS PPB Series, creating a stiff but still dampened cone that remains stable even under the greatest sound pressures. See architecture notes for HDS Platform

Driver Highlights: Shielded for television and PC applications, PPB diaphragm, 26 mm coil, AL, Shielded
See Application Notes

Specs

Electrical Data
Nominal Impedance Zn 8 ohm
Minimum Impedance Zmin 5.6 ohm
Maximum Impedance Zo 30.3 ohm
DC Resistance Re 5.3 ohm
Voice Coil Inductance Le 0.6 mH
TS Parameters
Resonance Frequency fs 75.7 Hz
Mechanical Q factor QMS 2.66
Electrical Q factor QES 0.56
Total Q factor Qts 0.46
Ratio fs/Qts F 165
Force Factor Bl 5.1 Tm
Mechanical Resistance Rms 1.05 Kg/s
Moving Mass Mms 5.9 g
Suspension Compliance Cms 0.76 mm/N
Effective cone diameter D 8.4 cm
Effective Piston Area sd 55 cm^2
Equivalent Volume Vas 3.2 ltrs
Sensitivity 2.83V/1m 86.8 dB
Ratio BL/v Re 2.2
Voice Coil and Magnet Parameters
Voice Coil Diameter 26 mm
Voice Coil Height 12 mm
Voice Coil Layers 2
Height of the Gap 6 mm
Linear Excursion +/- 3 mm
Total Useful Flux 0.7 mWb
Diameter of Magnet 72 mm
Height of Magnet 25 mm
Weight of Magnet 0.39 Kg

Frequency

Mechanical Dimensions