Dayton Audio PC68-8 standard measurements on LoudspeakerLab. 82.4 dB sensitivity. Fs 109 Hz. Qts 0.636. Evidence grade C+ (56.8/100).
Fs: 109 Hz; Qts: 0.636; Qes: 0.883; Qms: 2.266; Vas: 1.35 L; Sd: 30.2 cm²; Re: 6.76 Ω; Le: 0.47 mH; Sensitivity: 82.4 dB; Nominal Z: 7.2 Ω; Measured range: 20-20000 Hz
On-axis flatness 75 · DI tracking 77 · DI smoothness 42
Scored passband 165 Hz–3.5 kHz
Spec-sheet profiles · Off-axis H/V response data available.
Sealed ~2.4 L
LoudspeakerLab evidence grade: C+ (56.8/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.