Pioneer TS-SW2002D2

• Sensitivity (1W, 1m, infinite baffle) SPL1W 85.4dB
• Frequency response 20 - 200Hz

Thiele & Small parameters

• Resonance frequency (free air) fS 65Hz
• Mechanical quality factor QMS 5.23
• Electrical quality factor QES 1.20
• Total quality factor QTS 0.98

Large signal parameters

• Maximum linear excursion xmax 2.8mm
• Air volume displaced at xmax VD 57cm³
• Power handling P 150W
• Program power Pmax 300W

Voice Coil

• Nominal impedance Z 2Ω
• DC resistance RE 1.5Ω
• Inductance (1kHz) LE 1.08mH
• VC Diameter 40mm
• Winding height HVC 13.6mm
• Winding material Copper

Magnet

• Flux density B 0.69T
• Force factor Bl 10N/A
• Motor constant Bl/√RE 8.16N/√W
• Air gap height HAG 8mm
• Weight 0.84kg
• Material Strontium Ferrite

Diaphragm

• Effective diameter 160mm
• Effective area SD 202cm²
• Moving mass MMS 90g
• Moving mass (without air load) MMD 87.7g
• Material Mica reinforced IMPP

Suspensions

• Stiffness KMS 15.2N/mm
• Compliance CMS 66µm/N
• Equivalent volume to the compliance VAS 3.8L
• Mechanical resistance RMS 7.08N·s/m

Dimensions

• Nominal diameter 8″
• 200mm
• Overall diameter 227mm
• Baffle cutout diameter 179mm
• Overall depth 80mm
• Flange thickness 13mm
• Mounting depth 67mm
• Volume occupied by the driver 0.44L
• Net weight 2.38kg