| Content |
KRK RP8 Replacement Woofer - WOFK80156
Replacement KRK woofer for the KRK RP8 & KRK RP8 G2 active speaker.
This original replacement speaker .
As with all our spare parts, this is an official KRK part (P/N: WOFK80156) . This item is also known officially as LFK8C and is marked with KRK logo
If you need the tweeter, we have them too. Also, the amplifier is available too.
|
- 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
|
50 mm (2 in) copper voice coil
70 - 3000 Hz response
94 dB sensitivity
Neodymium magnet allows a very light yet powerful motor assembly
Shorting copper cap for extended HF response
400 W continuous program power capacity
Ventilated voice coil gap for reduced power compression
Compatible with NEXO PS8
- Specifications
- Nominal diameter200 mm (8.0 in)
- Nominal impedance8 Ω
- Minimum impedance6.6 Ω
- Nominal power handling *200 W
- Continuous power handling *400 W
- Sensitivity (1W/1m) *94.0 dB
- Frequency range65 - 3000 Hz
- Voice coil diameter51 mm (2.0 in)
- Winding materialCopper
- Former materialGlass Fibre
- Winding depth17 mm (0.65 in)
- Magnetic gap depth8 mm (0.31 in)
- Flux density1.05 T
- Design
- Surround shapeDouble Roll
- Cone shapeExponential
- Magnet materialNeodymium Inside Slug
- SpiderSingle
- Pole designStraight Pole
- Woofer cone treatmentTWP Waterproof Both Sides
- Recommended enclosure14.0 dm3 (0.49 ft3)
- Recommended tuning65 Hz
- Parameters *
- Fs66 Hz
- Re5.3 Ω
- Qes0.41
- Qms3.6
- Qts0.37
- Vas14.0 dm3 (0.5 ft3)
- Sd220.0 cm2 (34.1 in2)
- η₀1.0 %
- Xmax7.0 mm
- Xvar7.0 mm
- Mms28 g
- Bl12.4 Txm
- Le0.5 mH
- EBP160 Hz
- Mounting And Shipping Info
- Overall diameter225 mm (8.8 in)
- Bolt circle diameter210 mm (8.3 in)
- Baffle cutout diameter187.0 mm (7.4 in)
- Depth90 mm (3.5 in)
- Flange and gasket thickness11 mm (0.4 in)
- Air volume occupied by driver1.1 dm3 (0.04 ft3)
- Net weight1.8 kg (4.0 lb)
- Shipping units1
- Shipping weight2.2 kg (4.8 lb)
- Shipping box300x160x180 mm (11.8x6.3x7.1 in)
|
-
- 8” neodymium magnet driver with 1.5” voice coil, providing 200Wrms (AES) continuous power handling
- Suitable for line array applications, utilizing a space-efficient octagonal chassis profile
- Optimized flux distribution in the magnet assembly provides low harmonic distortion
- M-roll surround provides progressive excursion control, generating a smooth frequency response
- Intelligent heat management in both chassis and magnet assembly design offers reduced thermal compression
General specifications
| Nominal diameter (mm/in) |
203/8 |
| Power Rating (AES, W rms) |
200 |
| Nominal impedance (Ω) |
8 |
| Voice coil diameter (mm/in) |
50.8/2.0 |
| Magnet type |
Neodymium |
| Chassis type |
Cast aluminium |
| Sensitivity (dB) |
92 |
| Frequency range (Hz) |
70-6000 |
| Coil material |
Round copper |
| Cone material |
Kevlar loaded paper |
| Surround material |
Cloth-sealed |
| Suspension |
Single |
| Xmax (mm/in) |
4/0.16 |
| Gap depth (mm/in) |
8.0/0.32 |
| Voice coil winding width (mm/in) |
15.0/0.63 |
Small Signal Parameters
| D (m/in) |
0.17 |
| Fs (Hz) |
80.3 |
| Mmd (g/oz) |
22.39 |
| Mair |
1.94 |
| Qms |
1.33 |
| Qes |
0.59 |
| Qts |
0.41 |
| Re (Ω) |
5.85 |
| Vas (lt/ft3) |
11.3/0.399 |
| BI (Tm) |
11.22 |
| Cms (mm/N) |
0.16 |
| Rms (kg/s) |
9.6 |
| Le (mH) |
|
Mounting Information
| Overall diameter (mm/in) |
225/8.8 |
| Overall depth (mm/in) |
100/4.16 |
| Cut-out diameter (mm/in) |
187/7.4 |
| Mounting slot dimensions (mm/in) |
6.5/0.26 |
| Number of mounting slots |
8 |
| Mounting slot PCD/ width accross flats |
210/8.3 |
| Unit weight (kg/lb) |
1.52/3.34 |
|
- 96 dB Sensitivity 1 W / 1 m
- 200 W Power Handling
- 2" Aluminium Sandwich Voice Coil
- Double treated Cone for Water Protection
- Triple Aluminum demodulating Rings for ultra low Distortion
- Optimal for compact 2-way Systems
|
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 6.4 Ohm
- Nominal Impedance 8 Ohm
- Nominal Power Handling*** 200 W
- Maximum Power Handling**** 400 W
- Sensitivity (1W/1m) 97 dB
- Frequency Range 80 - 6300 Hz
- Voice Coil Diameter 2“, 52 mm
- Winding Material Aluminium
- Former Material Glass Fiber
- Winding Depth 0.39“, 9.8 mm
- Magnetic Gap Depth 0.31“, 8 mm
- Flux Density 1.3 T
THIELE & SMALL Parameters - Resonant Frequency (fs) 90 Hz
- DC Resistance (Re) 5.3 Ohm
- BL Product (BL) 13 N/A
- Diaphragm Mass inc. Airload (Mms) 23 grams
- Mechanical Compliance of Suspension (Cms) 0.14 mm/N
- Rms 1.53 Kg/s
- Electromagnetic Q (Qes) 0.41
- Mechanical Q (Qms) 8.5
- Total Q (Qts) 0.39
- Compliance Equivalent Volume (Vas) 0.29 ft³, 8.26 dm³
- Surface Area of Cone (Sd) 32.09“², 207 cm²
- Maximum Linear Excursion (Xmax)* 3.57 mm
- Xdamage** 10.65 mm
- Coil Inductance (Le) 0.41 mH
- Diaphragm mass (Mmd) 21.2 g
- Eta Zero 1.44 %
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
|
Reviews
There are no reviews yet.