The American Bass HD-18 stems from the HD series of American Bass. These are extremely massive subwoofers whose design focused on extreme power and reliability. The HD series produces a tonally precise and yet serious bass with enough power to shake even the ie hardest bass enthusiast.

Features American Bass HD-18:

• Black powder-coated, die-cut high-performance basket with perimeter vents for improved voice coil cooling;
• Kevlar fiber-reinforced, non-pressed paper diaphragm;
• Oversized 3.56cm 3-layer foam surround;
• Hi-temp 4 ohm 4-layer voice coil with Nomex protection;
• Mirror symmetrical double Conex spider system;
• Double stacked high energy magnets;
• Custom rubber gasket;
• Custom made rubber magnetic sleeve;

Technical Features Dual 1 :

• 18" (46cm) subwoofer
• RMS power : 2000W
• Maximum power : 3000W
• Impedance (ohms) : D1
• Magnet size (kg) : 8.50
• Voice coil size : 3"
• Basket type : Cast
• FS Hz : 33
• Qms : 6.211
• Qes : 0.665
• Qts : 0.601
• Vas : 114
• Xmax mm : 21
• MMS g : 399
• SPL dB/m : 90.5
• BL TESLA-M : 15.7

Technical characteristics Dual 2 :

• 18" (46cm) subwoofer
• RMS power : 2000W
• Maximum power : 3000W
• Impedance (ohms) : D2
• Magnet size (kg) : 8.50
• Voice coil size : 3"
• Basket type : Cast
• FS Hz : 35
• Qms : 6.074
• Qes : 0.816
• Qts : 0.62
• Vas : 100
• Xmax mm : 21
• MMS g : 435
• SPL dB/m : 89
• BL TESLA-M : 21.7

Enclosure recommendation (bass reflex):

• Volume: 130-150 liters
• Port: 300cm²
• Port length: 55cm