1. المقدمة
This manual provides detailed instructions for the proper installation, operation, and maintenance of your DS18 PRO-GM8B 8-inch midrange loudspeaker. The PRO-GM8B is designed to deliver clear and powerful midrange audio, enhancing your car or truck stereo sound system. Please read this manual thoroughly before installation and use to ensure optimal performance and longevity of your product.
2. ماذا يوجد في الصندوق
- 1 x DS18 PRO-GM8B 8-Inch Midrange Loudspeaker
- 1 × دليل التعليمات
3. الميزات الرئيسية
- أداء متوسط المدى: Engineered to reproduce the critical mid-frequency range with clarity, suitable for both instrumental and vocal reproduction.
- معالجة عالية الطاقة: Delivers an impressive 580W Max Power with 190W RMS at 8 Ohms, providing robust audio output.
- ملف صوتي متين: Features a 1.5-inch high-temperature Kapton voice coil, designed for extreme heat resistance and structural integrity, ensuring extended product life.
- صوت مُحسَّن: Designed to upgrade and improve upon stock stereo systems, offering a true midrange audio experience.
- Bullet Dust Cover: Includes a specifically designed red aluminum bullet dust cover that protects the voice coil and contributes to optimal sound dispersion.
4. المواصفات الفنية
| ميزة | مواصفة |
|---|---|
| اسم الموديل | برو-GM8B |
| نوع السماعة | مكبر صوت متوسط المدى |
| حجم السماعة | 8 بوصة |
| RMS السلطة | 190 واط |
| ماكس الطاقة | 580 واط |
| مقاومة | 8 أوم |
| استجابة التردد | 125-12 كيلو هرتز |
| حساسية | 95 ديسيبل |
| حجم ملف الصوت | 1.5 بوصة |
| حجم المغناطيس | 30 أونصة |
| عمق التركيب | 3.38 بوصات (86 ملم) |
| البعد القاطع | 7.16 بوصات (182 ملم) |
| مادة | Paper, Fabric, Steel |
| أبعاد المنتج | 8.23 بوصة عمق × 8.23 بوصة عرض × 3.39 بوصة ارتفاع |
| وزن العنصر | 4.73 رطل |
5. الإعداد والتثبيت
Proper installation is crucial for the performance and longevity of your loudspeaker. If you are unsure about any steps, it is recommended to seek professional assistance.
5.1 التركيب
- اختيار موقع: Select a suitable mounting location in your vehicle, typically car doors or custom enclosures, ensuring sufficient space for the speaker's dimensions (Mounting Depth: 3.38 inches, Cut-out Dimension: 7.16 inches).
- تحضير الافتتاح: Carefully cut an opening of 7.16 inches (182mm) diameter. Ensure the mounting surface is stable and free from obstructions.
- مكبر صوت آمن: Place the speaker into the prepared opening. Use appropriate screws to secure the speaker firmly to the mounting surface. Avoid over-tightening.
5.2 الأسلاك
The PRO-GM8B loudspeaker has an impedance of 8 Ohms. Ensure your amplifier is compatible with this impedance and can provide the recommended RMS power of 190W. Connect the speaker wires to the appropriate terminals on the speaker and your amplifier, observing correct polarity (positive to positive, negative to negative) to prevent phase issues.
For optimal sound quality and to prevent damage, it is recommended to use a crossover to filter frequencies below 125Hz, as this speaker is designed for midrange reproduction.

الشكل 1: الجبهة view of the DS18 PRO-GM8B 8-inch Midrange Loudspeaker with its distinctive red aluminum bullet.

الشكل 2: الجانب view of the DS18 PRO-GM8B, highlighting the terminals for wiring connections and the ferrite magnet structure.

الشكل 3: خلفي view of the DS18 PRO-GM8B, showing the black stamp steel basket, ferrite magnet, and the product specification label.
6. Operating Your Loudspeaker
Once properly installed and wired, your DS18 PRO-GM8B loudspeaker is ready for operation. Begin with your audio system's volume at a low setting and gradually increase it to your desired listening level. Pay attention to any signs of distortion or strain from the speakers, which may indicate excessive power or improper settings.
For optimal sound, consider fine-tuning your audio system's equalizer and crossover settings to complement the speaker's frequency response (125-12KHz).
7. الصيانة
To ensure the longevity and performance of your DS18 PRO-GM8B loudspeaker, follow these simple maintenance guidelines:
- تنظيف: استخدم قطعة قماش ناعمة وجافة لمسح مخروط السماعة وإطارها برفق. تجنب استخدام المواد الكيميائية القاسية أو المواد الكاشطة.
- تقتيش: Periodically check wiring connections for tightness and ensure no wires are frayed or exposed.
- تجنب الهيمنة: Do not exceed the recommended RMS power of 190W to prevent damage to the voice coil.
8. استكشاف الأخطاء وإصلاحها
If you experience issues with your loudspeaker, refer to the following common troubleshooting steps:
- لا يوجد صوت: Check all wiring connections to ensure they are secure and correctly polarized. Verify the ampمكبر الصوت يعمل بشكل سليم.
- الصوت المشوه: Reduce the volume level. Check amplifier gain settings and ensure they are not set too high. Verify crossover settings are appropriate for midrange speakers.
- الصوت المتقطع: Inspect wiring for loose connections or damage. Ensure the speaker terminals are clean and free from corrosion.
If problems persist after attempting these steps, contact DS18 customer support or a qualified audio technician.
9. مقاطع فيديو المنتج
9.1 DS18 PRO-GM8B Loudspeaker Overview
يقدم هذا الفيديو شرحًا موجزًاview من مكبر الصوت متوسط المدى DS18 PRO-GM8B مقاس 8 بوصة، المعروضasinج- تصميمه وميزاته الرئيسية.
9.2 DS18 PRO-GM8 Loudspeaker Overview
يقدم هذا الفيديو أكثر منview of the DS18 PRO-GM8 loudspeaker, a model very similar to the PRO-GM8B, offering insights into the PRO-GM series' characteristics.
10. الضمان والدعم
The DS18 PRO-GM8B loudspeaker comes with a Limited Warranty. For specific warranty terms and conditions, please refer to the documentation included with your purchase or visit the official DS18 webموقع.
For technical support, troubleshooting assistance, or any inquiries regarding your product, please contact DS18 customer service. You can also visit the official DS18 store for more information and product resources: متجر DS18.





