| Content |
12" Neodymium Ultra Low Distortion Woofer
Features
- 98 dB Sensitivity 1 W / 1 m
- 1100 W Power Handling
- 4" Sandwich Voice Coil for low Power Compression
- Double treated Cone for Water Protection
- Neodymium Magnet
- Triple Aluminum demodulating Rings for ultra low Distortion
- Optimal for compact Subwoofers
|
DELTA-12LFA American Standard Series
Recommended for professional audio mid-bass or floor monitor applications in a sealed enclosure. Also suitable
Mas a woofer in vented, bass guitar or PA enclosures.
SPECIFICATION - Nominal Basket Diameter 12“, 304.8 mm
- Nominal Impedance 8 ohms
- Power Rating Watts 500 W / Music Program 1000 W
- Resonance 51 Hz
- Usable Frequency Range 44 Hz - 3 kHz
- Sensitivity 94.6
- Magnet Weight 56 oz.
- Gap Height 0.375“, 9.53 mm
- Voice Coil Diameter 2.5“, 63.5 mm
THIELE & Small Parameters - Resonant Frequency (fs) 51 Hz
- DC Resistance (Re) 6.06
- Coil Inductance (Le) 1.45 mH
- Mechanical Q (Qms) 7.28
- Electromagnetic Q (Qes) 0.51
- Total Q (Qts) 0.47
- Compliance Equivalent Volume 67.9 liters (Vas) 67.9 liters / 2.4 cu. ft.
- Peak Diaphragm Displacement Volume 243 cc
- Mechanical Compliance of Suspension 0.19 mm/N
- BL Product (BL) 14.1 T-M
- Diaphragm Mass inc. Airload (Mms) 51 grams
- Efficiency Bandwidth Product (EBP) 100
- Maximum Linear Excursion (Xmax) 4.8 mm
- Surface Area of Cone (Sd) 506.7 cm²
- Maximum Mechanical Limit (Xlim) 13.5 mm
MOUNTING Information - Recommended Enclosure Volume
Sealed 19.8-28 liters/0.7-1.0 cu.ft.
Vented 25.5-102 liters/0.9-3.6 cu.ft. - Overall Diameter 12.03“, 305.5 mm
- Baffle Hole Diameter 10.95“, 278.1 mm
- Front Sealing Gasket fitted as standard
- Rear Sealing Gasket fitted as standard
- Mounting Holes Diameter 0.25“, 6.4 mm
- Mounting Holes B.C.D. 11.59“, 294.3 mm
- Depth 5.35“, 136 mm
MATERIALS of Construction - Copper voice coil
- Polyimide former
- Ferrite magnet
- Vented and extended core
- Pressed steel basket
- Paper Cone
- Cloth cone edge
- Solid composition paper dust cap
|
Μεγάφωνο coaxial 12“, 350W, 99dΒ, 11.2kg
| 700 W continuous program power capacity |
|
| 80° nominal coverage |
|
| 55 – 20000 Hz response |
|
| 99 dB sensitivity |
|
| XO-3 dedicated crossover network |
| |
DELTA-12A Standard American
Recommended for professional audio as a mid-bass or woofer (with high-pass filter) in vented enclosures.
SPECIFICATION - Nominal Basket Diameter 12“, 304.8 mm
- Nominal Impedance 16 ohms
- Power Rating Watts 400 W / Music Program 800 W
- Resonance 55 Hz
- Usable Frequency Range 54 Hz - 5 kHz
- Sensitivity 98.3
- Magnet Weight 56 oz.
- Gap Height 0.375“, 9.53 mm
- Voice Coil Diameter 2.5“, 63.5 mm
THIELE & Small Parameters - Resonant Frequency (fs) 55 Hz
- DC Resistance (Re) 6.3
- Coil Inductance (Le) 0.74 mH
- Mechanical Q (Qms) 5.27
- Electromagnetic Q (Qes) 0.46
- Total Q (Qts) 0.43
- Compliance Equivalent Volume 81.3 liters (Vas) 81.3 liters / 2.9 cu. ft.
- Peak Diaphragm Displacement Volume 125 cc
- Mechanical Compliance of Suspension 0.21 mm/N
- BL Product (BL) 13.5 T-M
- Diaphragm Mass inc. Airload (Mms) 39 grams
- Efficiency Bandwidth Product (EBP) 120
- Maximum Linear Excursion (Xmax) 2.4 mm
- Surface Area of Cone (Sd) 519.5 cm²
- Maximum Mechanical Limit (Xlim) 9.9 mm
MOUNTING Information - Recommended Enclosure Volume
Sealed N/A
Vented 25.5-85 liters/0.9-3 cu.ft. - Overall Diameter 12.03“, 305.5 mm
- Baffle Hole Diameter 10.95“, 278.1 mm
- Front Sealing Gasket fitted as standard
- Rear Sealing Gasket fitted as standard
- Mounting Holes Diameter 0.25“, 6.4 mm
- Mounting Holes B.C.D. 11.59“, 294.3 mm
- Depth 5.35“, 136 mm
MATERIALS of Construction - Aluminum voice coil
- Polyimide former
- Ferrite magnet
- Vented core
- Pressed steel basket
- Paper Cone
- Cloth cone edge
- Solid composition felt dust cap
| BETA- 12A Series Standard American
Recommended for professional audio and bass guitar applications as a woofer in a vented enclosure. Also
works well for PA in a sealed or bandpass enclosure.
SPECIFICATION
- Nominal Basket Diameter 12", 304.8 mm
- Nominal Impedance 8 ohms
- Power Rating Watts 250 W / Music Program 500 W
- Resonance 47 Hz
- Usable Frequency Range 43 Hz - 3.8 kHz
- Sensitivity 98
- Magnet Weight 38 oz.
- Gap Height 0.312", 7.92 mm
- Voice Coil Diameter 2", 50.8 mm
THIELE & Small Parameters
- Resonant Frequency (fs) 47 Hz
- DC Resistance (Re) 5.0
- Coil Inductance (Le) 0.64 mH
- Mechanical Q (Qms) 6.00
- Electromagnetic Q (Qes) 0.50
- Total Q (Qts) 0.46
- Compliance Equivalent Volume (Vas) 120.1 liters / 4.2 cu. ft.
- Peak Diaphragm Displacement Volume (Vd) 237 cc
- Mechanical Compliance of Suspension (Cms) 0.29 mm/N
- BL Product (BL) 10.8 T-M
- Diaphragm Mass inc. Airload (Mms) 40 grams
- Efficiency Bandwidth Product (EBP) 94
- Maximum Linear Excursion (Xmax) 4.4 mm
- Surface Area of Cone (Sd) 538.9 cm²
- Maximum Mechanical Limit (Xlim) 11 mm
MOUNTING Information
- Recommended Enclosure Volume
Sealed 25.5-35.4 liters, 0.9-1.25 cu.ft.
Vented 36.8-139 liters/1.3-4.9 cu.ft.
- Overall Diameter 12.03", 305.5 mm
- Baffle Hole Diameter 10.95", 278.1 mm
- Front Sealing Gasket standard fitted as standard
- Rear Sealing Gasket standard fitted as standard
- Mounting Holes Diameter 0.25", 6.4 mm
- Mounting Holes B.C.D. 11.59", 294.3 mm
- Depth 4.57", 116 mm
MATERIALS of Construction
- Copper voice coil
- Polyimide former
- Ferrite magnet
- Vented and extended core
- Pressed steel basket
- Paper Cone
- Cloth cone edge
- Solid composition paper dust cap
|
Αξιολογήσεις
Δεν υπάρχει καμία αξιολόγηση ακόμη.