SEAS ER15RLY standard measurements on LoudspeakerLab. 87.5 dB sensitivity. Fs 44 Hz. Qts 0.320. Evidence grade C+ (57.0/100).
Fs: 44 Hz; Qts: 0.320; Qes: 0.410; Qms: 1.550; Vas: 15.00 L; Sd: 80.0 cm²; Re: 5.60 Ω; Le: 0.73 mH; Sensitivity: 87.5 dB; Nominal Z: 8.0 Ω; Measured range: 20-19832 Hz
On-axis flatness 64 · DI tracking 29 · DI smoothness 31
Scored passband 87 Hz–4.2 kHz
Spec-sheet profiles · Off-axis H/V response data available.
Vented ~7.8 L · Fb 60 Hz
LoudspeakerLab evidence grade: C+ (57.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.