4 Channel Power Amplifiers with DSP

• Type: Professional Amplifier
• Usage: AV, KTV System, Conference Hall,Stadium,Multi-Functional Hall
• Used For: Professional
• Tube Type: Class D
• Function: Pre-amplifier
• Sound Channel: 4×1500W
• Model NO.: DA15.4-D
• Output Number: 2
• Voltage: 90-260VAC
• Element Number: Pfc
• Conductive Mode: D
• 8Ω Stereo Power: 4×1500W
• 4Ω Stereo Power: 4×2550W
• 2Ω Stereo Power: 4×3570W
• with DSP: with Imported Germany DSP Module
• Transport Package: 45X483X461mm
• Specification: 4 channel
• Trademark: RF
• Origin: Guangzhou, China
• HS Code: 8518400090
• Production Capacity: 2000PCS/Month

Product Description

Product Name: 1U 4 Channel DA sereis high power amplifier with DSP 

Specification

8Ω Stereo power	4×1500W
4Ω Stereo power	4×2550W
2Ω Stereo power	4×3570W
16Ω bridge power	2×3000W
8Ω bridge power	2×5100W
4Ω bridge power	2×7140W
Frequency response	20Hz-20kHz(±0.2dB)
THD+N	<0.01%
S/N Ratio	≥110dB
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.Built-in 2 in 4 out DSP module, with 96kHz sampling rate, 64 bit DSP processor with A/D & D/A switching,114dB(A)dynamic range (input)/114dB(A); 10 band Parametric filter (Bell, Hi-Shelf, Lo-Shelf, Allpass).
2.Front panel with LCD display for real time system parametric. It could be connected with one or more equipment by PC and rear panel then to realize real time remote control .
3.100 presets selectable for saving and calling.
4.Apply with innovation Class-D technology, adjust and control technology, full-featured protective circuit(includes low-voltage protect, amplifier output DC protect,over-heat protect, temperature power control, over-load control)
5.1U design for more cost-effective in shipping, carrying and installation.

Premium material and module




Application

Conference Room,Multi-function Hall,Stadium,Bar,KTV,Theater



Classic projects












FAQ:
Q1: How long is the warranty for the speakers? 
A1: 1year 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 accpeted. 
 
Q4: What's the MOQ? 
A4: MOQ is 1pcs 
 
Q5: Can you produce according to customers' design? 
A5: Yes we can, we are professional manufacturer,OEM & ODM are welcome . 
 
Q6:Can you tell me your main customers? 
A6: That's our customers privacy, we should protect their information. 
      At the same time, please rest assured that your information is also safe here.
  
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) 5000 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.



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