In excellent condition and with little use, both 150 watts, 8 ohms. Excellent drivers, suitable for sealed or ported cabinets. Will be well packed, and can be posted within the UK for as little as £5.52.
A cut and paste of the specs:
SPECIFICATION
Nominal Basket Diameter12", 305 mm
Nominal Impedance*8 Ω
Power Rating*
Program Power300 W
Watts150 W
Resonance48 Hz
Usable Frequency Range49 Hz - 4.5 kHz
Sensitivity*99 dB
Magnet Weight4 oz.
Gap Height0.28", 7.1 mm
Voice Coil Diameter2", 51 mm
THIELE & SMALL PARAMETERS
Resonant Frequency (fs)48 Hz
DC Resistance (Re)5.1 Ω
Coil Inductance (Le)0.43m H
Mechanical Q (Qms)5.5
Electromagnetic Q (Qes)0.53
Total Q (Qts)0.48
Compliance Equivalent Volume (Vas)90.6 liters / 3.2 cu.ft.
Peak Diaphragm Displacement Volume (Vd)270.1 cc
Mechanical Compliance of Suspension (Cms)0.24 mm/N
BL Product (BL)11.7 T-M
Diaphragm Mass Inc. Airload (MMs)46 grams
Efficiency Bandwidth Product (EBP)91
Maximum Linear Excursion (Xmax)5.2 mm
Surface Area of Cone (Sd)519.5 cm2
Maximum Mechanical Limit (Xlim)9.8 mm
MOUNTING INFORMATION
SealedAcceptable, VentedAcceptable
Driver Volume Displaced0.059 cu.ft. / 1.67 liters
Overall Diameter12.03", 305.6 mm
Baffle Hole Diameter11.07", 281.2 mm
Front Sealing GasketYes
Rear Sealing GasketN/A
Mounting Holes Diameter0.25", 6.4mm
Mounting Holes B.C.D.11.59", 294.4mm
Depth5.1", 129.5 mm
Net Weight4.1 lbs, 1.86 kg
Shipping Weight5.8 lbs, 2.63 kgs
MATERIALS OF CONSTRUCTION
Coil ConstructionCopper voice coil
Coil FormerPolyimide former
Magnet CompositionNeodymium magnet
Core DetailsNon-vented core
Basket MaterialsPressed steel basket
Cone CompositionPaper cone
Cone Edge CompositionCloth cone edge
Dust Cap CompositionSolid composition felt dust cap