SB Acoustics SB15NRX2C30-4 standard | Fs 34 Hz, 89.5 dB, Qts 0.280 | LoudspeakerLab

SB Acoustics SB15NRX2C30-4 standard measurements on LoudspeakerLab. 89.5 dB sensitivity. Fs 34 Hz. Qts 0.280. Evidence grade C+ (57.0/100).

Preview

Thiele-Small parameters

Fs: 34 Hz; Qts: 0.280; Qes: 0.300; Qms: 3.580; Vas: 20.50 L; Sd: 82.0 cm²; Re: 3.10 Ω; Le: 0.12 mH; Sensitivity: 89.5 dB; Nominal Z: 4.0 Ω; Measured range: 21-19265 Hz

Driver quality scores

On-axis flatness 49 · DI tracking 0 · DI smoothness 0

Usable passband

Scored passband 145 Hz–13.9 kHz

Measurement coverage

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

Recommended enclosure

Vented ~8.4 L · Fb 54 Hz

Measurement profiles

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Measurement quality

LoudspeakerLab evidence grade: C+ (57.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.

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