GRS 6LPSW-4 standard measurements on LoudspeakerLab. 83.2 dB sensitivity. Fs 48 Hz. Qts 1.070. Evidence grade A- (80.0/100).
Fs: 48 Hz; Qts: 1.070; Qes: 1.350; Qms: 5.260; Vas: 7.60 L; Sd: 103.8 cm²; Re: 3.70 Ω; Le: 1.00 mH; Sensitivity: 83.2 dB; Nominal Z: 4.0 Ω; Measured range: 20-7000 Hz
On-axis flatness 54 · DI tracking 86 · DI smoothness 95
Scored passband 71 Hz–1.5 kHz
Measured profiles · Off-axis H/V response data available.
Sealed ~18.6 L
LoudspeakerLab evidence grade: A- (80.0/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.