| Stock | Διαθέσιμο κατόπιν παραγγελίας
| Διαθέσιμο κατόπιν παραγγελίας
| Διαθέσιμο κατόπιν παραγγελίας
| Διαθέσιμο κατόπιν παραγγελίας
| Διαθέσιμο κατόπιν παραγγελίας
| Διαθέσιμο κατόπιν παραγγελίας
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| Content |
- 94 dB sensitivity 1 W / 1 m
- 250 W Power handling
- 2" voice coil
- Double treated cone for water protection
- Neodymium magnet system
- Tripie aluminum demodulating rings for ultra low distortion
- Optimal for compact 2-way systems
- Light weight carbon fibre diaphragm
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Nominal Specifications - Nominal Diameter 8“, 200 mm
- Overall Diameter 8.81/8.18“, 223.7/207.9 mm
- Bolt Circle Diameter 8.27“, 210 mm
- Baffle Cutout Diameter 7.20“, 183 mm
- Depth 3.88“, 98.5 mm
- Flange and Gasket Thickness 0.43“, 10.8 mm
Electrical Specifications - Minimum Impedance 7 Ohm
- Nominal Impedance 8 Ohm
- Nominal Power Handling*** 200 W
- Maximum Power Handling**** 400 W
- Sensitivity (1W/1m) 95 dB
- Frequency Range 70 - 5000 Hz
- Voice Coil Diameter 2“, 52 mm
- Winding Material Aluminium
- Former Material Glass Fiber
- Winding Depth 0.65“, 16.5 mm
- Magnetic Gap Depth 0.31“, 8 mm
- Flux Density 1.15 T
THIELE & SMALL Parameters - Resonant Frequency (fs) 65 Hz
- DC Resistance (Re) 5.7 Ohm
- BL Product (BL) 13.5 N/A
- Diaphragm Mass inc. Airload (Mms) 25,3 grams
- Mechanical Compliance of Suspension (Cms) 0.24 mm/N
- Rms 3.38 Kg/s
- Electromagnetic Q (Qes) 0.32
- Mechanical Q (Qms) 3.1
- Total Q (Qts) 0.29
- Compliance Equivalent Volume (Vas) 0.46 ft³, 12.9 dm³
- Surface Area of Cone (Sd) 30.38“², 196 cm²
- Maximum Linear Excursion (Xmax)* 6.92 mm
- Xdamage** 15.7 mm
- Coil Inductance (Le) 0.46 mH
- Diaphragm mass (Mmd) 23.7 g
- Eta Zero 1.06 %
Notes
- *Xmax = [(winding depth - magnetic gap depth) / 2] + (magnetic gap depth / 3)
- **Maximum excursion before permanent damage
- ***2 Hours Test According to AES 2-1984 Rev. 2003
- ****Maximum power is defined as 3dB greater than nominal power
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- 2'' voice coil Kapton former
- Ventilated magnet and voice coil to reduce power compression
- 94.6 dB sensitivity
Manual/Εγχειρίδιο
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Recone kit γιά το FPW8N8150
| BETA Serie 225W- 350W
Recommended for professional audio mid-bass applications or as a woofer in vented enclosures. Also suitable
as a mid-bass speaker in sealed enclosures.
SPECIFICATION
- Nominal Basket Diameter 8“, 203.2 mm
- Nominal Impedance 8 ohms
- Power Rating Watts 225 W / Music Program 450 W
- Resonance 65 Hz
- Usable Frequency Range 78 Hz - 4.5 kHz
- Sensitivity 95.1
- Magnet Weight 34 oz.
- Gap Height 0.312“, 7.92 mm
- Voice Coil Diameter 2“, 50.8 mm
THIELE & Small Parameters
- Resonant Frequency (fs) 65 Hz
- DC Resistance (Re) 5.99
- Coil Inductance (Le) 0.49 mH
- Mechanical Q (Qms) 4.95
- Electromagnetic Q (Qes) 0.42
- Total Q (Qts) 0.38
- Compliance Equivalent Volume (Vas) 23.3 liters / 0.82 cu. ft.
- Peak Diaphragm Displacement Volume (Vd) 63 cc
- Mechanical Compliance of Suspension (Cms) 0.37 mm/N
- BL Product (BL) 9.6 T-M
- Diaphragm Mass inc. Airload (Mms) 16 grams
- Efficiency Bandwidth Product (EBP) 156
- Maximum Linear Excursion (Xmax) 3.0 mm
- Surface Area of Cone (Sd) 210.0 cm²
- Maximum Mechanical Limit (Xlim) 7.4 mm
MOUNTING Information
- Recommended Enclosure Volume
Sealed 5.7-9.9 liters/0.2-0.35 cu.ft.
Vented 8.5-19 liters/0.3-0.67 cu.ft.
- Overall Diameter 8.24“, 209.2 mm
- Baffle Hole Diameter 7.13“, 181 mm
- Front Sealing Gasket fitted as standard
- Rear Sealing Gasket fitted as standard Mounting Holes Diameter 0.22“, 5.5 mm
- Mounting Holes B.C.D. 7.75“, 196.9 mm
- Depth 3.5“, 89 mm
MATERIALS of Construction
- Aluminum voice coil
- Polyimide former
- Ferrite magnet
- Vented core
- Pressed steel basket
- Paper Cone
- Cloth cone edge
- Solid composition pape dust cap
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- 96 dB Sensitivity 1 W / 1 m
- 200 W Power Handling
- 2" Aluminium Sandwich Voice Coil for low Power Compression
- Double treated Cone for Water Protection
- Neodymium Magnet System
- Triple Aluminum demodulating Rings for ultra low Distortion
- Optimal for compact 2- or 3-way Systems
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