Micro-Precision Z-Studio 100

• Sensitivity (1W, 1m, infinite baffle) SPL1W 88.3dB

Thiele & Small parameters

• Resonance frequency (free air) fS 122Hz
• Mechanical quality factor QMS 6.42
• Electrical quality factor QES 1.08
• Total quality factor QTS 0.93

Large signal parameters

Voice Coil

• Nominal impedance Z 8Ω
• DC resistance RE 8.8Ω
• Inductance (1kHz) LE 0.24mH
• VC Diameter 25mm

Magnet

• Force factor Bl 4.1N/A
• Motor constant Bl/√RE 1.38N/√W

Diaphragm

• Effective diameter 83mm
• Effective area SD 54.3cm²
• Moving mass MMS 2.67g
• Moving mass (without air load) MMD 2.4g

Suspensions

• Stiffness KMS 1.16N/mm
• Compliance CMS 860µm/N
• Equivalent volume to the compliance VAS 3.6L
• Mechanical resistance RMS 0.27N·s/m

Dimensions

• Nominal diameter 4″
• 100mm
• Overall diameter 110mm
• Baffle cutout diameter 90mm
• Overall depth 40mm
• Flange thickness 5mm
• Mounting depth 35mm
• Volume occupied by the driver (estimated) 0.14L
• Net weight 0.61kg