1. හැඳින්වීම සහ අවසන්view
This manual provides essential information for the proper installation, operation, and maintenance of your Fenton 902.426 WK20 8-inch Kevlar Woofer. Designed for high-fidelity audio reproduction, this woofer features a durable Kevlar cone and robust rubber suspension, ensuring clear and powerful bass. It is suitable for integration into various audio systems, including home and car audio setups.
Key features include a 20 cm (8-inch) diameter, 250 Watts RMS power handling, 500 Watts maximum power, 8 ohms impedance, and a sensitivity of 85.5 dB. The frequency response ranges from 27 Hz to 6000 Hz.

රූපය 1.1: ඉදිරිපස view of the Fenton 902.426 WK20 woofer, showcasing its yellow Kevlar cone and black rubber surround.
2. පිහිටුවීම සහ ස්ථාපනය
2.1 ස්ථාපන සලකා බැලීම්
The Fenton 902.426 WK20 woofer has an impedance of 8 ohms, making it compatible with a wide range of home audio amplifiers. It can be installed as a single unit, in pairs, or as part of a multi-speaker array, depending on your audio system design.
2.2 Amplifier නිර්දේශය
This woofer is designed to be amplified by a traditional 2-channel Class AB amplifier. For optimal performance and to achieve the best sound quality, it is recommended to provide approximately නාලිකාවකට වොට් 250 RMS. To prevent potential damage to the speaker, it is crucial not to exceed the maximum recommended power ratings of 500 Watts.
2.3 භෞතික මානයන් සහ සවි කිරීම
Careful consideration of the woofer's dimensions is necessary for proper installation into an enclosure or mounting location. Refer to the diagram below for detailed measurements:
- Total Diffuser Diameter: 20.3 සෙ.මී
- Diagonal Installation Holes: 19.5 සෙ.මී
- Installation Cutout Diameter: 18.3 සෙ.මී
- චුම්බක විෂ්කම්භය: 14 සෙ.මී
- සවි කිරීමේ ගැඹුර: 8.8 සෙ.මී
- නිෂ්පාදන මානයන් (L x W x H): 12 x 21 x 23 සෙ.මී
- අයිතමයේ බර: කිලෝ ග්රෑම් 2.8 කි

Image 2.1: Dimensional drawing of the woofer, indicating total diameter, mounting depth, and magnet diameter.
2.4 රැහැන් සම්බන්ධතා
Connect the woofer to your amplifier using appropriate speaker wire. Ensure correct polarity (+ to + and - to -) to maintain proper phase and sound quality. The woofer features standard terminals for secure connections.

රූපය 2.2: පසුපස view of the woofer, highlighting the connection terminals and the Fenton branding on the magnet.
3. මෙහෙයුම් උපදෙස්
After successful installation and connection to a compatible amplifier, follow these general operating guidelines:
- මූලික බලගැන්වීම: ඔබේ සක්රිය කිරීමට පෙර amplifier, ensure its volume control is set to the minimum level.
- ශබ්ද ගැලපුම: ක්රමයෙන් වැඩි කරන්න amplifier's volume to your desired listening level. Avoid sudden high volume increases.
- අධික ලෙස රිය පැදවීමෙන් වළකින්න: Do not operate the woofer at excessively high volumes for extended periods, as this can lead to distortion and potential damage to the speaker components. If you hear any distortion, immediately reduce the volume.
- පද්ධති අනුකූලතාව: ඔබේ බව සහතික කර ගන්න amplifier's output power and impedance match the woofer's specifications for optimal performance and longevity.
4. නඩත්තු කිරීම
Proper maintenance will help extend the lifespan and maintain the performance of your woofer:
- පිරිසිදු කිරීම: Regularly clean the woofer cone and surround with a soft, dry, lint-free cloth. Avoid using harsh chemicals or abrasive materials.
- පාරිසරික ආරක්ෂාව: Protect the woofer from direct sunlight, extreme temperatures, and high humidity. The woofer is ජල ආරක්ෂිත නොවේ; avoid exposure to liquids.
- භෞතික හැසිරවීම: Do not press on the speaker cone or suspension, as this can cause permanent damage.
- පරීක්ෂාව: Periodically inspect the speaker for any signs of wear or damage, especially to the cone and rubber surround.
5. දෝශ නිරාකරණය
If you encounter issues with your Fenton 902.426 WK20 woofer, refer to the following troubleshooting guide:
5.1 ශබ්ද ප්රතිදානයක් නොමැත
- සම්බන්ධතා පරීක්ෂා කරන්න: Ensure all speaker wires are securely connected to both the woofer and the amplifier, and that polarity is correct.
- Ampජීවිතාරක්ෂක තත්ත්වය: ඔබගේ බව තහවුරු කරන්න amplifier is powered on, functioning correctly, and receiving an audio signal from your source device.
- මූලාශ්ර උපාංගය: Confirm that your audio source (e.g., stereo, car head unit) is playing and its volume is not muted or set too low.
5.2 Distorted or Unclear Sound
- වෙළුම් මට්ටම: අඩු කරන්න amplifier's volume. Distortion often occurs when the amplifier or woofer is overdriven.
- සම්බාධනය ගැලපීම: බව තහවුරු කරන්න amplifier's output impedance matches the woofer's 8-ohm impedance.
- භෞතික හානි: Visually inspect the woofer cone and rubber surround for any tears, punctures, or other physical damage.
- හරස්කඩ සැකසුම්: If using a crossover, ensure it is set appropriately for a woofer (typically low-pass filter).
5.3 Weak or Insufficient Bass
- Ampජීව බලය: ඔබේ amplifier provides sufficient power (250 Watts RMS recommended) to drive the woofer effectively.
- සංවෘත: Verify that the woofer is installed in a suitable enclosure (if applicable) that is properly sealed and sized for optimal bass response.
- අදියර: Double-check speaker wire polarity. Incorrect polarity can lead to phase cancellation and reduced bass output.
- Equalizer/Bass Boost: Adjust any equalizer or bass boost settings on your amplifier හෝ ශ්රව්ය මූලාශ්රය.
6. තාක්ෂණික පිරිවිතර
| විශේෂාංගය | පිරිවිතර |
|---|---|
| වෙළඳ නාමය | ෆෙන්ටන් |
| ආකෘතිය | 902.426 WK20 |
| ස්පීකර් වර්ගය | වූෆර් |
| ස්පීකර් ප්රමාණය | අඟල් 8 (සෙ.මී. 20) |
| කේතු ද්රව්ය | කෙව්ලර් |
| අත්හිටුවීමේ ද්රව්ය | රබර් |
| ආර්එම්එස් බලය | වොට් 250 |
| උපරිම බලය | වොට් 500 |
| සම්බාධනය | 8 ඕම් |
| සංවේදීතාව | 85.5 dB |
| සංඛ්යාත ප්රතිචාරය | 27 - 6000 හර්ට්ස් |
| Total Diffuser Diameter | 20.3 සෙ.මී |
| Diagonal Installation Holes | 19.5 සෙ.මී |
| Installation Cutout Diameter | 18.3 සෙ.මී |
| චුම්බක විෂ්කම්භය | 14 සෙ.මී |
| සවි කිරීමේ ගැඹුර | 8.8 සෙ.මී |
| නිෂ්පාදන මානයන් (L x W x H) | 12 x 21 x 23 සෙ.මී |
| අයිතමයේ බර | කිලෝ ග්රෑම් 2.8 කි |
| සම්බන්ධතා තාක්ෂණය | Auxiliary, RCA |
| දිය කාන්දු නොවන | නැත |

රූපය 6.1: විස්තරාත්මක view of the woofer's magnet, displaying model number, impedance, and power ratings.
7. වගකීම් සහ සහාය
The Fenton 902.426 WK20 woofer comes with a වසර 2ක නිෂ්පාදකයාගේ වගකීමක්. මෙම වගකීම් සහතිකය සාමාන්ය භාවිතය යටතේ ද්රව්ය හා වැඩ කිරීමේ දෝෂ ආවරණය කරයි.
For warranty claims, technical assistance, or any product-related inquiries, please contact your original retailer or the manufacturer, GK SOUND, directly. Please retain your proof of purchase for warranty validation.





