HiVi B4N woofer | Fs 56 Hz, 85.0 dB, Qts 0.520 | LoudspeakerLab

Thiele-Small parameters

Fs: 56 Hz; Qts: 0.520; Qes: 0.630; Qms: 3.910; Vas: 4.53 L; Sd: 53.0 cm²; Re: 6.50 Ω; Sensitivity: 85.0 dB; Nominal Z: 7.2 Ω; Measured range: 21-20000 Hz

Driver quality scores

On-axis flatness 76 · DI tracking 57 · DI smoothness 35

Usable passband

Scored passband 85 Hz–3.8 kHz

Measurement coverage

Measured profiles · Spec-sheet profiles · Off-axis H/V response data available.

Recommended enclosure

Vented ~6.5 L · Fb 49 Hz

Measurement profiles

• spec sheet (spec_sheet)
• in-cabinet (measured)

Public designs

2 public loudspeaker designs on LoudspeakerLab use this driver.

• Parts Express Overnight Sensations MT - in-cabinet measures
• Parts Express Overnight Sensations MT - manufacturer FRD/ZMA

Where to buy

• parts_express — $16.98 USD
• rumoh — $22.45 EUR
• solen — $31.07 CAD
• soundimports — $18.55 EUR

Measurement quality

LoudspeakerLab evidence grade: A (98.6/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.

Also known as

HiVi B4N - Overnight Sensations in-cabinet

More from HiVi

• D6
• DM-7600
• L6-4R