| Content |
| Nominal Diameter |
8''- 200 mm |
| Rated Impedance |
8 Ohm |
| Nominal Power Handling |
120 W |
| Program Power |
250 W |
| Sensitivity |
94 dB (2,83V/1m) |
| Frequency Range |
80-6000 Hz |
| Minimum Impendance |
- |
| Basket Material |
Aluminum |
| Magnet Material |
Ferrite |
| Cone Material |
- |
| Cone Shape |
- |
| Surround |
Doped fabric |
| Suspension |
- |
| Voice Coil Diameter |
1,5 in - 38 mm |
| Voice Coil Winding Material |
- |
| Voice Coil Length |
10,5 mm - 0,41 in |
| Voice Coil Former Material |
Aluminum |
| Connection Type |
- |
| Ferrofluid |
No |
| Magnet Gap Height |
7 mm - 0,28 in |
| Max. Peak to Peak Excursion Xlim |
- |
| Efficiency Bandwidth Product EBP |
168 |
| Recommended Loading |
Vented Box |
| Volume/ Tuning Frequency |
|
| Maximum Recommended Frequency |
- |
| Resonance Frequency |
99 Hz |
| DC Resistance |
6,01 Ohm |
| Mechanical Q Factor |
3.43 |
| Electrical Q Factor |
0.59 |
| Total Q Factor |
0.5 |
| BI Factor |
11,17 Tm |
| Effective Moving Mass |
19,77 g |
| Equivalent Cas air Loaded |
7,7 lt (dm³) - 0,27 cuft |
| Suspension Compliance |
0,13 mm/N |
| Effective Piston Diameter |
166 mm - 6,54 in |
| Effective Piston Area |
216 cm² - 33,48 sq in |
| Max. Linear Excursion 5 |
3,5 mm - 0,14 in |
| Voice Coil Inductance @ 1kHz |
0,42 mH |
| Half.space Efficiency |
1,2 % |
|
- 93 dB sensitivity 1 W / 1 m
- 200 W + 80 W Power Handling
- 2" + 1.75" Sandwich Voice Coil
- Single Point Source providig coherent Wave Front
- 90° conical Dispersion
- Optimal for compact 2- or 3-way Systems
|
500 W continuous program power capacity 100° nominal coverage 70 - 18000 Hz response 97dB sensitivity Single Neodymium magnet assembly |
- 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
|
Nominal Specifications
* Nominal Diameter 8“, 200 mm
* Overall Diameter 8.81/8.18“, 223.8/207.9 mm
* Bolt Circle Diameter 8.27“, 210 mm
* Baffle Cutout Diameter 7.24“, 184 mm
* Depth 4.59“, 116.7 mm
* Flange and Gasket Thickness 0.42“, 10.7 mm
Electrical Specifications
* Minimum Impedance 6.5 Ohm
* Nominal Impedance 8 Ohm
* Nominal Power Handling*** 150 W
* Maximum Power Handling**** 300 W
* Sensitivity (1W/1m) 94 dB
* Frequency Range 80 - 6300 Hz
* Voice Coil Diameter 2“, 52 mm
* Winding Material Aluminium
* Former Material Glass Fiber
* Winding Depth 0.53“, 13.5 mm
* Magnetic Gap Depth 0.31“, 8 mm
* Flux Density 1 T
THIELE & SMALL Parameters
* Resonant Frequency (fs) 76 Hz
* DC Resistance (Re) 5.8 Ohm
* BL Product (BL) 9.86 N/A
* Diaphragm Mass inc. Airload (Mms) 20.9 grams
* Mechanical Compliance of Suspension (Cms) 0.2 mm/N
* Rms 2.11 Kg/s
* Electromagnetic Q (Qes) 0.59
* Mechanical Q (Qms) 4.72
* Total Q (Qts) 0.53
* Compliance Equivalent Volume (Vas) 0.42 ft³, 11.9 dm³
* Surface Area of Cone (Sd) 31“², 200 cm²
* Maximum Linear Excursion (Xmax)* 5.42 mm
* Xdamage** 12 mm
* Coil Inductance (Le) 0.55 mH
* Diaphragm mass (Mmd) 19.4 g
* Eta Zero 0.85 %
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
|
JBL 124-58001-00 Woofer from JBL for control 28 speaker. - JBL Control 28 Factory Speaker Woofer Part # 124-58001-00
- This is a complete brand new JBL, Control 28 woofer
- Voice coil: 1-1/2" (25mm)
- Diameter: 8-1/4" (210mm) 9-1/4" (235mm) diagonally
- Impedance: 8 ohm, DCR: 6 ohm
- Poly cone with rubber edge
- Fits JBL Driver and Cabinet Models:
JBL: Control 28, Control 28T, Control 28T60, Control 28WH, 123-10002-00, 1231000200124-58001-00, 1245800100
|
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