DELTA PRO-12A

20 540 

Рекомендован для применения в профессиональных акустических системах для воспроизведения низких и средних частот. Так же хорошо подходит для воспроизведения широкого диапазона частот в мониторах закрытого типа, и в мониторах с фазоинвертором.

Категория:

Описание

Specification
Nominal Basket Diameter12″, 305 mm
Nominal Impedance*8 Ω
Power Rating*
Program Power800 W
Watts400 W
Resonance51 Hz
Usable Frequency Range52 Hz — 4.5 kHz
Sensitivity*99.2 dB
Magnet Weight80 oz.
Gap Height0.37″, 9.5 mm
Voice Coil Diameter2.5″, 64 mm

Thiele & Small Parameters
Resonant Frequency (fs)51 Hz
DC Resistance (Re)5.71 Ω
Coil Inductance (Le)0.84m H
Mechanical Q (Qms)7.56
Electromagnetic Q (Qes)0.37
Total Q (Qts)0.35
Compliance Equivalent Volume (Vas)81.7 liters / 2.89 cu.ft.
Peak Diaphragm Displacement Volume (Vd)242 cc
Mechanical Compliance of Suspension (Cms)0.21 mm/N
BL Product (BL)15.3 T-M
Diaphragm Mass Inc. Airload (MMs)48 grams
Efficiency Bandwidth Product (EBP)138
Maximum Linear Excursion (Xmax)4.6 mm
Surface Area of Cone (Sd)532.4 cm2
Maximum Mechanical Limit (Xlim)13.7 mm

Mounting Information
Recommended Enclosure Volume
Sealed28-35 liters / 1-1.25 cu.ft.
Vented31-91 liters / 1.1-3.2 cu.ft.
Driver Volume Displaced0.09 cu.ft. / 2.55 liters
Overall Diameter12.38″, 314.5 mm
Baffle Hole Diameter11.07″, 281.2 mm
Front Sealing GasketYes
Rear Sealing GasketYes
Mounting Holes Diameter0.27″, 6.9mm
Mounting Holes B.C.D.11.69″, 296.9mm
Depth6.22″, 158 mm
Net Weight16.3 lbs, 7.39 kg
Shipping Weight18 lbs, 8.16 kgs

Materials of Construction
Coil ConstructionAluminum voice coil
Coil FormerPolyimide former
Magnet CompositionFerrite magnet
Core DetailsVented and extended core
Basket MaterialsDie-cast aluminum basket
Cone CompositionPaper cone
Cone Edge CompositionCloth cone edge
Dust Cap CompositionSolid composition paper dust cap

Детали

Бренд