مقدمه
This manual provides detailed instructions for the setup, operation, maintenance, and troubleshooting of your Dual DT 450 manual turntable. Designed for optimal audio quality, this belt-driven turntable features a high-quality wooden housing, a balanced tonearm with adjustable tracking force, and an integrated switchable phono pre-amplifier. Please read these instructions carefully before using your turntable to ensure proper function and longevity.
محصول تمام شده استview
The Dual DT 450 turntable is engineered to deliver an exceptional vinyl listening experience. Its robust construction and thoughtful features ensure stable playback and clear sound reproduction.
ویژگی های کلیدی:
- طراحی: High-quality wooden housing for stable operation and a puristic aesthetic.
- انعطاف پذیری: Connects to traditional HiFi systems via phono or AUX input; supports two speeds (33/45 RPM).
- قبل ازampزنده تر: Built-in switchable phono pre-amplifier for easy connection.
- Magnetic Pickup System: Features an Audio Technica AT 3600 cartridge with pre-set tracking force and a damped tonearm lift.
- لوازم جانبی شامل: Turntable unit, platter with drive belt, counterweight, platter mat, dust cover, center puck, and user manual.
محصول Views:

به طور کلی view of the Dual DT 450 Turntable with its dust cover.

به تفصیل view of the Audio Technica AT 3600 magnetic pickup system on the tonearm.

The Dual DT 450 Turntable with its transparent dust cover in the open position.

The Dual DT 450 Turntable with its transparent dust cover in the closed position, protecting the platter and tonearm.
راهنمای راه اندازی
Follow these steps to correctly set up your Dual DT 450 turntable.
- باز کردن بسته بندی: Carefully remove all components from the packaging. Ensure all accessories listed in the product overview حضور دارند.
- قرار دادن: Place the turntable on a stable, level surface away from direct sunlight, heat sources, and strong vibrations.
- نصب صفحه و تسمه: Place the platter onto the spindle. Carefully install the drive belt around the inner rim of the platter and around the motor pulley.
- نصب وزنه تعادل: Slide the counterweight onto the rear of the tonearm. Rotate it until the tonearm is balanced and floats freely. Then, adjust the counterweight to the recommended tracking force (refer to cartridge specifications, typically around 2-3 grams for the AT3600).
- تنظیم ضد اسکیت: Set the anti-skating dial to match the tracking force you set. This helps prevent the stylus from skipping across the record.
- نصب پوشش گرد و غبار: Attach the dust cover hinges to the rear of the turntable unit.
- اتصال برق: Connect the power adapter to the DC input on the rear of the turntable, then plug it into a wall outlet.
- اتصال صوتی: Connect the RCA cables from the turntable to your amplifier or receiver. Use the PHONO input if your amplifier has one and switch the turntable's internal pre-amplifier to 'OFF'. If your amplifier only has AUX/LINE inputs, switch the turntable's internal pre-amplifier to 'ON' and connect to an available AUX/LINE input. Ensure the ground wire is connected to your ampترمینال زمین تقویتکننده در صورت وجود.
ویدیوی نمایشی راهاندازی:
This video demonstrates the general setup and operation of a turntable. While it may feature a different model, the basic principles of assembly and connection are applicable to the Dual DT 450.
دستورالعمل های عملیاتی
Once your Dual DT 450 is set up, follow these steps to play your vinyl records.
- روشن کردن: Turn the power switch to the 'ON' position. The platter will begin to rotate.
- رکورد مکان: Carefully place your vinyl record onto the platter. If playing a 45 RPM single, use the included center puck.
- انتخاب سرعت: Choose the correct playback speed (33 or 45 RPM) using the speed selector switch.
- بلند کردن تون آرم: از اهرم بالابر بازو برای بالا بردن بازو استفاده کنید.
- موقعیت تون آرم: به آرامی تون آرم را روی شیار شروع دلخواه صفحه حرکت دهید.
- تون آرم پایینی: Slowly lower the tonearm using the tonearm lift lever. The stylus will descend onto the record, and playback will begin.
- تنظیم صدا: میزان صدا را در دستگاه متصل خود تنظیم کنید amplifier or receiver to your desired listening level.
- توقف پخش: At the end of the record, or when you wish to stop, use the tonearm lift lever to raise the tonearm, then return it to its rest. Turn the power switch to 'OFF'.
تعمیر و نگهداری
Regular maintenance ensures optimal performance and extends the life of your turntable.
- پوشش گرد و غبار: Clean the dust cover with a soft, dry cloth. Avoid abrasive cleaners that may scratch the surface.
- مراقبت از قلم: Gently clean the stylus regularly using a soft brush designed for stylus cleaning, brushing from back to front. A dirty stylus can degrade sound quality and damage records.
- تمیز کردن رکورد: Keep your records clean to prevent dust and debris from accumulating on the stylus and affecting playback. Use a dedicated record cleaning brush or solution.
- نظافت عمومی: Wipe the turntable chassis with a soft, slightly damp پارچه از مواد شیمیایی خشن استفاده نکنید.
- بازرسی کمربند: Periodically check the drive belt for wear or stretching. Replace if necessary to maintain accurate playback speed.
عیب یابی
If you encounter issues with your Dual DT 450, refer to the following common problems and solutions:
| مشکل | علت احتمالی | راه حل |
|---|---|---|
| صدا ندارد یا صدایش خیلی کم است | Incorrect audio connection; Pre-amplifier switch setting; Amplifier input selection; Stylus not properly seated. | Check RCA cable connections. Ensure pre-amplifier switch is set correctly (ON for AUX, OFF for PHONO). Select the correct input on your amplifier. Verify stylus is securely attached to the cartridge. |
| صدای تحریف شده یا خفه | Dirty stylus; Incorrect tracking force; Damaged stylus; Worn record. | Clean the stylus. Re-adjust tracking force. Replace the stylus if damaged. Try a different record. |
| Turntable platter not spinning | Power not connected; Drive belt dislodged or broken; Motor issue. | Ensure power adapter is connected and plugged in. Check if the drive belt is properly seated around the platter and motor pulley. If the issue persists, contact customer support. |
| رد شدن رکورد | Dust/debris on record or stylus; Incorrect tracking force or anti-skating; Turntable not level; Damaged record. | Clean record and stylus. Re-adjust tracking force and anti-skating. Ensure turntable is on a level surface. Inspect record for damage. |
مشخصات فنی
| ویژگی | مشخصات |
|---|---|
| نام تجاری | دوگانه |
| نام مدل | DT 450 |
| شماره مدل | 75268 |
| سبک | صفحه گردان دستی |
| رنگ | مشکی |
| مواد | چوب |
| ابعاد محصول | 43.5 × 36.7 × 14.4 سانتی متر |
| وزن مورد | 6 کیلوگرم |
| حداکثر سرعت چرخش | 45 دور در دقیقه |
| ویژگی های خاص | پیش ساخته داخلیamplifier, Dust cover, Adjustable speed |
| جلدtage | 12 ولت |
| منبع تغذیه | DC (Gleichstrom) |
| نسبت سیگنال به نویز (dB) | 60 دسی بل |
گارانتی و پشتیبانی
For warranty information and customer support, please refer to the documentation included with your product or visit the official Dual webسایت. مدرک خرید خود را برای هرگونه ادعای گارانتی نگه دارید.





