ELECTRO VOICE Replacement woofer 4″ for EVID 4.2

• Genuine Electro Voice 4" Woofer
• 16 Ohm
• F.01U.150.288

JBL Replacement Woofer for Control 23 Loudspeaker 124-03000-00

Replacement woofer for JBL\'s Control 23 Loudspeaker.

Voice coil:23mm (7/8“)
Nominal driver diameter: 86mm (3 3/8“)
Impedance: 8 ohms
DC Resistance: 6.5 ohms (nominal)
Polypropylene cone with rubber edge

• Nominal Basket Diameter: 5“, 127 mm
• Nominal Impedance*: 8 Ω
• Power Rating**
• Watts: 65 W
• Music Program: 130 W
• Resonance: 223 Hz
• Usable Frequency Range: 325 Hz - 20 kHz
• Sensitivity***: 93.1 dB
• Magnet Weight: 4 oz.
• Gap Height: 0.236“, 6 mm
• Voice Coil Diameter: 1“, 25 mm

• Resonant Frequency (fs): 223 Hz
• DC Resistance (Re): 5.45 Ω
• Coil Inductance (Le): 0.18m H
• Mechanical Q (Qms): 2.8
• Electromagnetic Q (Qes): 0.93
• Total Q (Qts): 0.7
• Compliance Equivalent Volume (Vas): 0.85 liters / 0.03 cu.ft.
• Peak Diaphragm Displacement Volume (Vd): 3.6 cc
• Mechanical Compliance of Suspension (Cms): 0.12 mm/N
• BL Product (BL): 5.84 T-M
• Diaphragm Mass Inc. Airload (MMs): 4 grams
• Efficiency Bandwidth Product (EBP): 239
• Maximum Linear Excursion (Xmax): 0.51 mm
• Surface Area of Cone (Sd): 71.3 cm2
• Maximum Mechanical Limit (Xlim): 5.0 mm

• Recommended Enclosure Volume
• Sealed: 0.85-1.56 liters / 0.03-0.06 cu.ft.
• Vented: - liters / - cu.ft.
• Driver Volume Displaced: 0.494 cu.ft. / 14 liters
• Overall Diameter: 5.25“, 133.4 mm
• Baffle Hole Diameter: 4.28“, 108.7 mm
• Front Sealing Gasket: Yes
• Rear Sealing Gasket: Yes
• Mounting Holes Diameter: 0.18“, 4.6mm
• Mounting Holes B.C.D.: 4.79“, 121.7mm
• Depth: 2.16“, 54.8 mm
• Net Weight: 2 lbs, 0.91 kg
• Shipping Weight: 2.2 lbs, 1 kgs

• Coil Construction: Pure aluminum voice coil
• Coil Former: Kapton former
• Magnet Composition: Neodymium magnet
• Core Details: Vented and Extended core
• Basket Materials: Die-cast aluminum basket
• Cone Composition: Treated paper cone
• Cone Edge Composition: Cloth cone edge
• Dust Cap Composition: Treated paper dust cap