High Quality Constant Voltage Amplifier Public Address System

• Type: Professional Amplifier
• Used for: Professional
• Function: Pre-Amplifier
• Usage: PRO Amplifier
• Tube Type: PRO Amplifier
• Input Impedance: Aux:10 Kohms Mic:600ohms
• Model NO.: CA660
• Input Voltage: Aux:1V Mic: 1.8mv
• Line Output Impedance: Ng
• Output Voltage: 70V-100V
• MP3 Format: Ng
• FM Frequency: Ng
• FM Antenna Spec: Ng
• Power Input: AC200V 50-6-Hz
• Package Size: 500*450*100mm
• Net Weight: 19kg
• Transport Package: Carton Box
• Specification: 480x450x100mm
• Trademark: FDB
• Origin: Dongguan, China
• HS Code: 8518900090
• Production Capacity: 5000PCS/Month

Product Description

Features:

 

The CA series is a set of constant voltage power amplifiers with different functions and powers. CA4601 is an integrated type with USB and SD card, which can automatically play MP3 tracks at startup, FM radio, two-way MIC input, one-way AUX line input, total volume control, MIC input is superior to all input; The other models are pure post-stage constant voltage power amplifiers, are respectively set with constant impedance and constant voltage output terminals, with perfect protection circuit of overvoltage, overcurrent, short circuit, midpoint drift, easy to use and maintenance.

 

Specifications:
 

MODEL	CA4601	CA660	CA1000	CA1500
Input Impedance	AUX:10 kΩ	LINE(BALANCE):20KΩ
	MIC:600Ω	NG	NG	NG
Input Voltage	AUX:1V	LINE:0.775V/1KHz SIN
	MIC:1.8mV	NG	NG	NG
Line Output Impedance	600Ω	600Ω	600Ω	600Ω
Output Voltage	70V-100V	70V/100V/120V	70V/100V/120V	70V/100V/120V
MP3 Format	22k-128k	NG	NG	NG
Fm Frequency	88.0MHz-108.0MHz	NG	NG	NG
Fm Antenna Spec.	75Ω	NG	NG	NG
Output Power	460W	660W/4Ω	1000W/4Ω	1500W/4Ω
Frequency Response	40Hz-20kHz	60Hz-20KHz	60Hz-20KHz	60Hz-20KHz
S/N Ratio	≥78dB	≥75dB	≥75dB	≥75dB
Nonlinear Distortion	1% 1kHz	0.25% 1KHz/10V CONSTANT IMPDANCE OUTPUT
Power Input	AC200V 50-60Hz	AC220V 50-60Hz	AC220V 50-60Hz	AC220V 50-60Hz
Dimensions (WxDxH)	483x450x90	485x320x90	485x455x132	485x455x132
Net Weight	19kg	19KG	23.5KG	27.5KG

 

Main Product  Introduction: 
1.Line Array System:  LA series, MLA series
2. Monitor System : MR series
3. PA two-way loudspeaker system: U series,QS series, FT series
4. Multi-purpose MINI System: MINI series
5. Column system: K series
6. Plastic system: CX series
7. Long through system: LT series
8. Karaoke sytem: IW series, PR series and KW series
9. Active Series: KS and U Active series
10. Electronice products: amplifier and processor

Factory Introduction:

FDB Audio Manufacture Co., Ltd is specialized in researching, developing and manufacturing in PRO audio products. The main products are professional transducers(HF driver & woofer), speaker cabinets and electronic products like amplifiers and processors.

FDB Audio adopts the world' S top-aided software and advanced techonoloy, owns advanced production equipments and testing apparatus, establishes cooperation development mechanisms with a number of world top grade materials and accessories manufacturers. Some important materials are imported from abroad, like voice coil, diaphragm and paper cone.

FDB Audio has established and strictly enforced the standard quality management system in accordance with ISO 9001: 2008. "Strictly enforce sound processes and standards, full quality control and customer satisfaction" is the quality policy.    

Mr. Harry Xia is the boss of FDB Audio, graduated from Physical department of Zhenzhou University. He is engineer, has done proaudio district more than 20 years. He once worked for R&D department of the state-run speaker factory in Henan province about 3 years after graduating university, then worked for a Taiwan speaker factory in Guangdong about 2 years. After that, he joined Elder Audio as the sole engineer, factory manager and also one shareholder of this factory, Thoman and Proel, they developed new models together. He worked for Elder audio about 9 years, quitted by the end of 2005 and established FDB Audio in Jan of 2006.

During 9 years effort,   FDB Audio  has gained good feedbacks from local and overseas market. The customers said " The quality is very stable, reliability and consistency are very good".


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Web: fdbaudiochina.en.made-in-china.com