FW Series
Discontinued
FW208N
20cm woofer
The latest 20cm woofer with a large φ156mm ferrite magnet, employing the latest diaphragm material. It provides dynamic bass sound reproduction.
Features
The FW series woofers range from a newly designed high-rigidity aluminum die-cast/round frame type to an ultra-large 80cm super woofer and a high-performance AV-compatible model, all equipped with excellent bass reproduction capability.
The woofer lineup is loaded with the latest in diaphragm technology, from hybrid pulp cones to HR diaphragms.
Specifications
Main Specifications
| impedance | 8Ω |
|---|---|
| Lowest resonant frequency | 29Hz |
| Playback frequency band | fo~5kHz |
| Output Sound Pressure Level | 90dB/W(1m) |
| input | 100W(Mus.) |
| mo | 40g |
| Qo | 0.2 |
| Effective vibration radius (a) | 8.1 cm |
| Magnet mass | 1,410g |
| gross mass | 4.65kg |
| Baffle opening dimensions | Φ185mm |
| Standard enclosure method | bass-reflex |
| Standard Enclosure Inner Volume | 25 l |
| Recommended crossover frequency | Below 3kHz |
frequency response
Enclosure Dimensions
External dimensions
List of External Dimensions
| model number | A | B | c | D | E | f | g | Baffle mounting holes |
|---|---|---|---|---|---|---|---|---|
| FW108N | 100mm dia. | φ128 | 72 | 8-φ 5 hole | Dia. 115 | 100 mm dia. |
64.5 |
φ105mm |
| FW168N | φ146 | 190mm dia. | 98 | 8-φ 6 hole | φ174 | Φ145 |
87 |
φ151 |
| FW208N | diameter (units assumed, esp. mm) | 230mm dia. | 108.75 | 8-φ 6 hole | φ213 | Φ156 |
94.5 |
185mm dia. |
| FW305 | Dia. 278 | φ317 | 122.5 | 8-φ 7 hole | φ294 | - |
107.5 |
280mm dia. |
| FW405N | 350mm dia. | φ395 | 180 | 8-ø 9.5 long hole | 372.5mm dia. | Φ200 |
162 |
φ357 |
| FW800HS | diameter (units assumed, esp. mm) | 800mm dia. | 291 | 8-φ 8 hole | φ770mm | - |
- |
750mm dia. |
| FW168HR | 145mm dia. | 190mm dia. | 97 | 8-φ 6 hole | φ174 | Φ145 |
85 | φ151 |
| M100HR-W | 100mm dia. | φ128 | 74.8 | 4-φ 5 hole | 115mm dia. | 100 mm dia. |
65.5 |
*Refer to the diagram. |
| W300AII | Dia. 278 | φ317 | 150 | 8-φ 7 hole | φ294 | Φ140 | 131.5 |
280mm dia. |
| W400A-HR | 350mm dia. | φ395 | 242 | 8-ø 9.5 long hole | 372.5 mm dia. | Φ194 |
224 |
φ357 |
Unit:mm
*This product complies with the European RoHS Directive.