Сделано в Китае, звуковой микшер Echo
US $68.50-$76.80
Thinuna DA-4300 четырехканальный 500 Вт 4ohm стерео усилитель 4 канала 1U профессиональная аудиосистема класса D цифровой
- Категория: Professional Audio, Video & Lighting(old) >>>
- Поставщик: Guangzhou,Deken,LongJoin,Smart,System,Equipment,Co.,LimitedGuangzhou,Limited
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Описание и отзывы
Трекер стоимости
| Месяц | Минимальная цена | Макс. стоимость |
|---|---|---|
| Sep-18-2025 | 61821.91 $* | 64912.13 $* |
| Aug-18-2025 | 61301.86 $* | 64366.67 $* |
| Jul-18-2025 | 51431.64 $* | 54003.87 $* |
| Jun-18-2025 | 60262.37 $* | 63275.30 $* |
| May-18-2025 | 52470.65 $* | 55094.82 $* |
| Apr-18-2025 | 59223.15 $* | 62184.93 $* |
| Mar-18-2025 | 58704.6 $* | 61639.26 $* |
| Feb-18-2025 | 58184.34 $* | 61093.14 $* |
| Jan-18-2025 | 57665.5 $* | 60548.61 $* |
Характеристики
Thinuna DA-4300 Four-channel 500W 4ohm Stereo amplifier 4 channel 1U professional audio system class D digital power amplifier
Products Description
Specification:
DA series digital amplifier with 1U design, Switching power supply from the D class topological union, and strong power output.
DA-300 with two-channel design and DA-4300 four-channel design. With a professional protection and advanced cooling system, And the front panel with precise control knob.
The LED indicator shows the systems running status when turn on the device, Rear panel with a balanced XLR input and SPEAKON output, It can switch to different operating modes by mode switch.
Strict quality control system and high quality components ensure the high quality production. This powerful and light weight amplifier is easy to transport and it can be widely used in many different field.
Features:
*Class D topology and integrated switching power supply design, ultra-light weight.
*With highly efficient power conversion circuits, powerful output, low power consumption and green initiative.
*The front panel with precise gain control and the work signal lights for power supply, signal, clipping and protection.
*Each channel with automatic protection circuit design, the protection function as: DC, overheating, overloading and clipping to make sure the devices can long-term use.
*The design for the back to the front of the cooling exhaust system is to ensure that the devices with long time, high reliability operation.
*High quality components and strict quality control management system to ensure high quality products.
*Use balanced XLP input connectors and professional SPEAKON output connectors.
*Back row toggle switch can select stereo mode or bridging mode.
*With standard 1U height, aluminum panels brushed and high-end designs.
*Two-channel and four-channel support low resistance, freedom of choice for users.
Type | DA-300 | DA-4300 | |
4Ω Stereo | 500W X2 | 500W X4 | |
8Ω Stereo | 300W X2 | 300W X4 | |
8Ω Bridging | 1000W | 1000W X2 | |
Distortion（(1kHz,-10dB/4Ohms) | <0.2% | ||
Frequency response | 10Hz to 20kHz,+/-1dB | ||
Input impedance (balanced/unbalanced) | 20K/10K | ||
Sensitive | 0dB | ||
SNR (20Hz-20KHz,4Ohms) | >100dB | ||
Separation(1KHz,4Ohms) | >70dB | ||
Damping factor (10-400Hz,8Ohms) | >300 | ||
Output stage | Class D | ||
Protection | Short circuit, DC output, overload, low voltage | ||
Display | Clip/-10dB/Signal；Mono/Bridge/Status | ||
On-delay | 4S | ||
Input | XLR Socket | ||
Output | SPEAKON | ||
Weight (Gross / Net) | 5kg/4.5kg | 6kg/5.5kg | |
Dimension | 482（W）X358（D）X44（H）mm | ||
Application Cases
Suitable occasions: Airports, Bus stations, Hotels, Office buildings, Gyms, Villas, Homes, Schools, Bar spas,KTV ,Saunas, Parks,stage performances, dance halls, live audio recording, music screening rooms and other places.......
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About us
Production Flow
Our customer feedback
Packing & Delivery
FAQ
Q: Are you Manufacturer or Trading company?
A: We have more than 20 years experience in researching and manufacturing
Q: Do you have any qualification certificate?
A:Yes, we have the CCC.CE and ROHS certificates
Q: Is sample available?
A: Yes, sample order is welcome, sample and delivery cost to be paid by buyer.Average delivery for sample is around 7-10days.
Q: Can I use my own Logo?
A:Yes, you can use your own Logo. We are rich experienced in OED/ODM orders.
Q: Could you produce the products according to our request?
A: Of course, we have experienced engineers to design the expected items as you want, we have much experience at ODM.
Q: Do you have any qualification certificate?
A:Yes, we have the CCC.CE and ROHS certificates
Q: Is sample available?
A: Yes, sample order is welcome, sample and delivery cost to be paid by buyer.Average delivery for sample is around 7-10days.
Q: Can I use my own Logo?
A:Yes, you can use your own Logo. We are rich experienced in OED/ODM orders.
Q: Could you produce the products according to our request?
A: Of course, we have experienced engineers to design the expected items as you want, we have much experience at ODM.
Q:What is your payment terms?
A: T/T payment or Visa Card via alibaba.com 30% deposit payment before production, and 70% balance payment before shipment.
Q: What would the delivery time be?
A: Regularly 15-30 days since deposit received depends on different quantities.
Q: Shipping documents to be provided.
A: Invoice, packing list, Bill of lading for all shipments. CO, CQ, FORM E available when requested.
Q: Warranty.
A: 12months after shipment
A: T/T payment or Visa Card via alibaba.com 30% deposit payment before production, and 70% balance payment before shipment.
Q: What would the delivery time be?
A: Regularly 15-30 days since deposit received depends on different quantities.
Q: Shipping documents to be provided.
A: Invoice, packing list, Bill of lading for all shipments. CO, CQ, FORM E available when requested.
Q: Warranty.
A: 12months after shipment
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Products can be widely used in sports venues, stadium,gym;conference and exhibition center; hotel, bar;school, hospital;supermarket, park, sauna, stations, factories, residential,home,villa ,business conference, multi-functional hall, government enterprise, conference room,mobile performance, mobile sound reinforcement, band performance, live performance, etc.
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