18Sound NTLW2500 standard | Fs 80 Hz, 94.0 dB, Qts 0.380 | LoudspeakerLab

Thiele-Small parameters

Fs: 80 Hz; Qts: 0.380; Qes: 0.390; Qms: 9.900; Vas: 7.20 L; Sd: 227.0 cm²; Re: 10.30 Ω; Le: 0.68 mH; Sensitivity: 94.0 dB; Nominal Z: 11.4 Ω; Measured range: 10-20000 Hz

Driver quality scores

On-axis flatness 66

Usable passband

Scored passband 135 Hz–3.0 kHz

Measurement coverage

Spec-sheet profiles

Recommended enclosure

Vented ~5.2 L · Fb 93 Hz

Measurement profiles

• spec sheet (spec_sheet)

Measurement quality

LoudspeakerLab evidence grade: C (43.4/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.

Also known as

8NTLW2500-Datasheet

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