Dayton Audio SIG225-4 standard | Fs 40 Hz, 90.1 dB, Qts 0.429 | LoudspeakerLab

Thiele-Small parameters

Fs: 40 Hz; Qts: 0.429; Qes: 0.451; Qms: 8.872; Vas: 29.68 L; Sd: 221.7 cm²; Re: 3.90 Ω; Le: 0.49 mH; Sensitivity: 90.1 dB; Nominal Z: 4.3 Ω; Measured range: 10-20000 Hz

Driver quality scores

On-axis flatness 64 · DI tracking 38 · DI smoothness 36

Usable passband

Scored passband 60 Hz–3.1 kHz

Measurement coverage

Spec-sheet profiles · Off-axis H/V response data available.

Recommended enclosure

Vented ~27.5 L · Fb 42 Hz

Measurement profiles

• spec sheet (spec_sheet)

Where to buy

• blackdotaudio — $429.79 PLN
• parts_express — $74.98 USD
• rumoh — $99.90 EUR
• solen — $115.69 CAD
• soundimports — $82.60 EUR

Measurement quality

LoudspeakerLab evidence grade: C+ (56.8/100). Based on measurement provenance, off-axis data, distortion, and T/S completeness.

More from Dayton Audio

• 8MB200N-8
• AMT2-4
• AMT3-4
• AMTHR-4
• AMTPOD-4
• AMTPRO-4
• AN25F-4
• AN25Ti-4

Manufacturer

• Dayton Audio