Dayton Audio SS18-22 standard measurements on LoudspeakerLab. 89.5 dB sensitivity. Fs 21 Hz. Qts 0.370. Evidence grade C+ (56.8/100).
Fs: 21 Hz; Qts: 0.370; Qes: 0.420; Qms: 3.400; Vas: 224.00 L; Sd: 1188.0 cm²; Re: 5.40 Ω; Le: 2.10 mH; Sensitivity: 89.5 dB; Nominal Z: 6.6 Ω; Measured range: 5-40000 Hz
On-axis flatness 58 · DI tracking 61 · DI smoothness 72
Scored passband 32 Hz–1.3 kHz
Spec-sheet profiles · Off-axis H/V response data available.
Vented ~152.6 L · Fb 25 Hz
LoudspeakerLab evidence grade: C+ (56.8/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.