SB Acoustics SB20PFCS30-7 standard | Fs 39 Hz, 88.0 dB, Qts 0.660 | LoudspeakerLab

Thiele-Small parameters

Fs: 39 Hz; Qts: 0.660; Qes: 0.770; Qms: 4.500; Vas: 59.50 L; Sd: 222.0 cm²; Re: 5.00 Ω; Le: 0.95 mH; Sensitivity: 88.0 dB; Nominal Z: 3.9 Ω; Measured range: 20-20000 Hz

Driver quality scores

On-axis flatness 73 · DI tracking 85 · DI smoothness 54

Usable passband

Scored passband 60 Hz–1.9 kHz

Measurement coverage

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

Recommended enclosure

Sealed ~98.6 L

Measurement profiles

• uploaded measurement (measured)

Where to buy

• madisound.com — $47.60 USD
• soundimports — $35.50 EUR

Measurement quality

LoudspeakerLab evidence grade: A- (80.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.