HDS Nomex 8" Woofer
Peerless
Type Number:830869

Features

The High Definition Sound (HDS) NOMEX Series offers high-quality solutions for both multi-way speaker systems and vented box applications. Featuring "shorting rings" for low distortion and coils offering perfect linear compatibility with NOMEX cones, these audio transducers are characterized by their very open, very rich sound character. See architecture notes for HDS Platform

Driver Highlights: Nomex diaphragm, 33 mm coil, AL
See Application Notes
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Specs
Electrical Data
Nominal Impedance Zn 8 ohm
Minimum Impedance Zmin 6.6 ohm
Maximum Impedance Zo 87.9 ohm
DC Resistance Re 5.9 ohm
Voice Coil Inductance Le 1.8 mH
TS Parameters
Resonance Frequency fs 30 Hz
Mechanical Q factor QMS 5.7
Electrical Q factor QES 0.41
Total Q factor Qts 0.38
Ratio fs/Qts F 79
Force Factor Bl 9.1 Tm
Mechanical Resistance Rms 1.01 Kg/s
Moving Mass Mms 30.6 g
Suspension Compliance Cms 0.92 mm/N
Effective cone diameter D 17.3 cm
Effective Piston Area sd 235 cm^2
Equivalent Volume Vas 70.3 ltrs
Sensitivity 2.83V/1m 89.7 dB
Ratio BL/v Re 3.8
Voice Coil and Magnet Parameters
Voice Coil Diameter 33 mm
Voice Coil Height 17 mm
Voice Coil Layers 4
Height of the Gap 8 mm
Linear Excursion +/- 4.5 mm
Total Useful Flux 1 mWb
Diameter of Magnet 102 mm
Height of Magnet 20 mm
Weight of Magnet 0.64 Kg

Frequency

Mechanical Dimensions
Drawing Dimensions
Interior Depth ID 90 mm