Przedmiotem aukcji jest kolumna gitarowa zbudowana na wzór paczek mesa boogie.
Głośnik który jest w środku to po prostu potęga. Jego stan oceniam na bardzo dobry +
Specyfikacja :Eminence Commonwealth 12" 225W Guitar Speaker
- Voice Coil Diameter: 4", 101.6mm
- Magnet Weight: 109 oz.
- Power Rating.: 225W
- Sensitivity: 100
- Nominal Basket Diameter: 12", 304.8mm
- Nominal Impedance*: 8 ohms
- Power Rating**: 225W
- Resonance: 50Hz
- Usable Frequency Range: 50Hz-4kHz
- Sensitivity***: 100
- Magnet Weight: 109 oz.
- Gap Height: 0.29", 7.2mm
- Voice Coil Diameter: 4", 101.6mm
- Thiele & Small Parameters
- Resonant Frequency (fs): 50Hz
- DC Resistance (Re): 6.34
- Coil Inductance (Le): 0.46mH
- Mechanical Q (Qms): 6.61
- Electromagnetic Q (Qes): 0.35
- Total Q (Qts): 0.33
- Compliance Equivalent Volume (Vas): 90 liters / 3.2 cu. ft.
- Peak Diaphragm Displacement Volume (Vd): 36cc
- Mechanical Compliance of Suspension (Cms): 0.24mm/N
- BL Product (BL): 15.7 T-M
- Diaphragm Mass inc. Airload (Mms): 43 grams
- Efficiency Bandwidth Product (EBP): 143
- Maximum Linear Excursion (Xmax): 0.7mm
- Surface Area of Cone (Sd): 519.5 cm2
- Mounting Information
- Recommended Enclosure Volume:
- Sealed: Acceptable
- Vented: Acceptable
- Overall Diameter: 12.28", 312.0mm
- Baffle Hole Diameter: 11.08", 281.3mm
- Front Sealing Gasket: fitted as standard
- Rear Sealing Gasket:
- Mounting Holes Diameter: 0.27", 6.8mm
- Mounting Holes B.C.D.: 11.69", 297.0mm
- Depth: 5", 127mm
- Net Weight: 21.5 lbs., 9.8 kg
- Shipping Weight: 23.2 lbs., 10.5 kg
- Materials of Construction
- Aluminum voice coil
- Polyimide former
- Ferrite magnet
- Vented core
- Die-cast aluminum basket
- Paper Cone
- Cloth cone edge
- Aluminum dust cap