Small Design 1u Digital Amplifier Professional Stage Audio Power Amplifier Da20.4
Model NO.
DA20.4
Tube Type
Class D
Function
Pre-amplifier
Sound Channel
4×2000W
Output Number
2
Voltage
90-260VAC
Element Number
Pfc
Conductive Mode
D
Dimension(H×w×d)
45×483×461mm
Thd+N
0.1%
Icrosstalk Reduction
≥90dB
Power Supply
90~260VAC,50~60Hz
Weight
12kg
S/N Ratio
≥107.5dB
16Ω Stereo Power
2×4000W
Input Sensitivity
Optiona(41dB/38dB/35dB/32D)
Frequency Response
20Hz~20kHz(±0.2dB)
8Ω Stereo Power
4×2000W
2Ω Stereo Power
4×4760W
4Ω Stereo Power
4×3400W
Transport Package
45X483X461mm
Specification
4 channel
Trademark
RF
Origin
Guangzhou, China
HS Code
8518400090
Production Capacity
2000PCS/Month
Package Size
50.00cm * 490.00cm * 470.00cm
Package Gross Weight
13.500kg
Reference Price
$ 1,395.00 - 1,800.00
Description
Product Description
Ruifeng audio provides a number of high-quality sound reinforcement system projects, which specializes in government project, theatre, auditorium, multi-functional hall, outdoor broadcast, hotel banquet hall, entertainment area, stadium etc,. To become the leading audio brand at home and abroad is Ruifeng Intelligence goal.
Our products sale at home and more than 50 countries and areas such as America, Europe, South America, Middle East, South Asia etc,. Ruifeng sincerely welcome you to become a distributor of us and keep a long-term and stable cooperative relationship.
Product Name: 1U 4 Channel DA sereis high power amplifier
Specification
Features
1.With modular integration technology, accurate amplification capability,high reduction of sound density.
2.Using multi-loop control technology, working very stable and efficiency more than 95%.
3. The performance of the machine is more secure with low voltage protection, dc protection, overheat protection, temperature control, overload control.
4.Using active PFC and soft switching power technology, it can adapt to harsh environment and provide dynamic power for the amplifier.
5.with high reliability and full power and outstanding performance, stable and reliable 2Ω drive ability, satisfy different types of sound reinforcement system
Application requirements.
Premium material and module
Application
Conference Room,Multi-function Hall,Stadium,Bar,KTV,Theater
Classic projects
Certification:
Accessories:
Production Test:
Exhibitions:
Technical Training for Customers:
Packing and Loding:
FAQ:
Q1:How long is the warranty for the speakers?
A1: 1 year warranty.
Q2: How about the delivery time?
A2: 3-7days for stock.
(10-20 days for new order depend on order quantity since receipt of 30% T/T deposit payment)
Q3: What kind of payments does RF support?
A3: T/T, Western Union, Cash are accepted.
Q4: What's the MOQ?
A4: MOQ is 2pcs.
Q5: Can you produce according to customers' design?
A5:We are professional manufacturer, OEM&ODM are welcome.
Q6: What is your sample policy?
A6: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the freight.
Q7:Do you test all your products before delivery?
A7: Yes, we have 100% test before delivery. We make sure our good quality.
Our Advantages:
1) Audited supplier by SGS international certificate organization
2) Product quality: Superior speaker and amplifier, top technology and quality.
3) Certificate: CE,RoHS,SGS,ISO9001 ,ISO14001,ISO27001,ISO20000-1,ISO18001
4) Monthly Production Capacity: 2000pcs
5) Fast delivery: Get your order when you need it.
6) 5 000 square meters workshop, with about 200 workers and 20 professional engineers
7) Professional and Skilled in audio knowledge ---can design complete audio system for you
8 ) Convenient Transportation: 1 hour to Guangzhou port
9 ) 24 hours after sales service.
If you want to know more details about the products please leave a message to me~
Our products sale at home and more than 50 countries and areas such as America, Europe, South America, Middle East, South Asia etc,. Ruifeng sincerely welcome you to become a distributor of us and keep a long-term and stable cooperative relationship.
Product Name: 1U 4 Channel DA sereis high power amplifier
Specification
| 8Ω Stereo power | 4×2000W |
| 4Ω Stereo power | 4×3400W |
| 2Ω Stereo power | 4×4760W |
| 16Ω bridge power | 2×4000W |
| 8Ω bridge power | 2×6800W |
| 4Ω bridge power | 2×9520W |
| Frequency response | 20Hz-20kHz(±0.2dB) |
| THD+N | <0.01% |
| S/N Ratio | ≥112dB |
| Input Sensitivity Optional | 41dB/38dB/35dB/32dB |
| Input impedance | 20KΩ(balance),10KΩ(unbalance) |
| Protect | Power supply under voltage protection,power amplifier output DC protection,overheat protection,temperature and power control,overload power control |
| Power Supply | 90-260V ~50-60Hz |
| Dimension(HxWxD) | 45x483x461mm |
| Weight | 12Kg |
Features
1.With modular integration technology, accurate amplification capability,high reduction of sound density.
2.Using multi-loop control technology, working very stable and efficiency more than 95%.
3. The performance of the machine is more secure with low voltage protection, dc protection, overheat protection, temperature control, overload control.
4.Using active PFC and soft switching power technology, it can adapt to harsh environment and provide dynamic power for the amplifier.
5.with high reliability and full power and outstanding performance, stable and reliable 2Ω drive ability, satisfy different types of sound reinforcement system
Application requirements.
Premium material and module
Application
Conference Room,Multi-function Hall,Stadium,Bar,KTV,Theater
Classic projects
Certification:
Accessories:
Production Test:
Exhibitions:
Technical Training for Customers:
Packing and Loding:
FAQ:
Q1:How long is the warranty for the speakers?
A1: 1 year warranty.
Q2: How about the delivery time?
A2: 3-7days for stock.
(10-20 days for new order depend on order quantity since receipt of 30% T/T deposit payment)
Q3: What kind of payments does RF support?
A3: T/T, Western Union, Cash are accepted.
Q4: What's the MOQ?
A4: MOQ is 2pcs.
Q5: Can you produce according to customers' design?
A5:We are professional manufacturer, OEM&ODM are welcome.
Q6: What is your sample policy?
A6: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and the freight.
Q7:Do you test all your products before delivery?
A7: Yes, we have 100% test before delivery. We make sure our good quality.
Our Advantages:
1) Audited supplier by SGS international certificate organization
2) Product quality: Superior speaker and amplifier, top technology and quality.
3) Certificate: CE,RoHS,SGS,ISO9001 ,ISO14001,ISO27001,ISO20000-1,ISO18001
4) Monthly Production Capacity: 2000pcs
5) Fast delivery: Get your order when you need it.
6) 5 000 square meters workshop, with about 200 workers and 20 professional engineers
7) Professional and Skilled in audio knowledge ---can design complete audio system for you
8 ) Convenient Transportation: 1 hour to Guangzhou port
9 ) 24 hours after sales service.
If you want to know more details about the products please leave a message to me~
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