Высококачественный Дополнительный внешний аккумулятор усилитель 4 каналов звука


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Трекер стоимости

Месяц Минимальная цена Макс. стоимость
Sep-15-2025 0.37 $* 0.91 $*
Aug-15-2025 0.82 $* 0.66 $*
Jul-15-2025 0.70 $* 0.89 $*
Jun-15-2025 0.5 $* 0.44 $*
May-15-2025 0.70 $* 0.89 $*
Apr-15-2025 0.52 $* 0.60 $*
Mar-15-2025 0.93 $* 0.70 $*
Feb-15-2025 0.4 $* 0.47 $*
Jan-15-2025 0.30 $* 0.52 $*

Характеристики


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Features:

 

1. 2U standard 19-inch industrial chassis, ergonomic design, sophisticated technology, filling with the high-grade temperament;


2. 3 channels of MICs, 2 channels of audio inputs, an auxiliary audio output;


3. Forcibly cutting priority function, Mic 1 has the highest priority, the other channels have second priorities;


4. 2 channels of Mic Line Inputs(sensitivity of MIC2/MIC3 channelline input is 775mv);


5. Mic and Aux have volume control knob and treble, bass tone control knob;

 

6. Amplifier output comes with four partitions, you can select the partition state;


7. The device has a good short circuit, overheat, overload automatic detect and protect function, the indicator will light to warm, warningbuzzer will ring to alarm;


8. Linking two machines can achieve independent volume control for each channel for eight partition, as well as three machines can achieve independent volume control for each channel for twelve partition ,and so forth;


9. 2 kinds of power output modes: constant voltage output 100V, 70V and constant resistance output 4~16Ω.,4 partition output modes: constant voltage output 100V

 

 

Technical parameters:

 

 

            Model

OBT-6154

OBT-6254

OBT-6354

OBT-6454

OBT-6554

OBT-6654

Rated Power Output

150W

250W

350W

450W

550W

650W

Speaker Outputs

70V, 100V & 4~16Ω

 

 

Input Sensitivity & Impedance 

MIC 1, 2, 3: 5mV/600Ω

MIC 2, 3 Line Input: 775mV/10KΩ, Unbalanced RCA Screw Input

AUX 1, 2: 350mV/10KΩ, Unbalanced RCA Screw Input

Output Sensitivity & Impedance 

MIX OUT: 1000mV/470Ω, Unbalanced RCA Screw Output 

 

 

 

 Overloadsourceelectromotive force

MIC 1, 2, 3: >12dB, Unbalanced TRS Screw Input

MIC 2, 3 Line Input: >12dB, Unbalanced RCA Screw Input

AUX 1,2,3,4: >20dB, Unbalanced RCA Screw Input

MP3: >20dB, Unbalanced Input

EMC: >12dB, Unbalanced DG7.62 Screw Input

 

Tone

Bass:±10dB at 100Hz

Treble:±10dB at 10KHz

Frequency Response

50Hz~16KHz(+1dB, -3dB)

S/N Ratio

MIC 1, 2, 3: 66dB; AUX 1, 2: 80dB

THD

1KHz 0.5%, 1/3 Output Power Consumption

Muting Function

MIC 1 overrides other input signals

0-30 dB adjustable

Crosstalk

≤50dB

Cooling

Forced air from front to rear, start built-in fan when radiator temperature reaches 45 degrees

Protection

Over heat, over load & short circuit

Power Supply

AC220V/50Hz

Power Consumption

260W

450W

700W

950W

1200W

1600W

Weight

12.1Kg

14.47Kg

17.32Kg

18.3Kg

20.4Kg

21.1Kg

Dimensions

525×525×170mm

Material

Black aluminum panel, SPCC cold rolled chassis

 

 

Application:

 

1. Integrated Amplifier with four power division outputs;
2.To provide amplified signals for regional PAS, suitable for large
,medium,small PAS and still needs power partition

 

 

p6654.png

Application:

Application.jpg

SIP Network Broadcasting Control System
SIP Diagram Connection.jpg

Commany.jpg


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Shenzhen Oub Technology Co., Ltd. is a state-level high-tech industrial company integrating R&D, production and sales of public broadcasting, conference systems, professional audio and other products. It is headquartered in South China's economy and technology. The frontier - Shenzhen. Since its establishment in 1999, the company has been adhering to the business philosophy of continuous innovation and creating value for customers. The series of products have been successfully applied in many world event venues such as the Olympic Games, World Expo, Asian Games, Universiade, etc., with a number of appearance patents, software copyrights, and use. New patents and invention patents have created and established a good image brand in the industry--OBT.

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FAQ.jpg

Q:Are you manufacturer or trade company? Where?
A:We are Manufacturer. Which located in Building A, Hongpenghui Industrial Park, No. 44 Gonghe Industrial Road, Xixiang, Baoan District, Shenzhen.

Q: Can you provide a sample to test?
A: Yes, we can

Q:When can you deliver the sample?
A: Within 1-3 days.

Q:Do you offer OEM&ODM service?
A:Yes,we do.

Q:What’s the quality standard of your products?
A:Our products has approved CCC,ISO9001,IP66 and CE certification.

Q:May we become an OBTPA Distributor?
A: Yes, you will be most welcomed in our Network of Distributors. Please let us know about your interest in becoming one of them. We are very keen to broaden our sales network and we will be very happy to have you as our esteemed distributor.

Q: Does OBTPA provide Technical Training for its clients and distributors?
A: Yes. Providing technical training to our Distributors is a very important matter for us. We provide training seminars in our factories upon requests and also at scheduled times. These training seminars are free of charge for the attendants who only have to take care of their own transportation and hotels costs. Please contact us if you are interested in attending one of these seminars. Also we provide teaching videos to our customers. For some difficult questions, we can arrange meetings between our customers and our engineers through phone or Skype.

Q:What is the warranty of the OBTPA products?
A: Please see our quality commitment as follows: ensure our products and technical services assume full responsibility for the quality. for the products from the date of acceptance, the warranty period is two years, if quality problems occurred within one year, we provide free replacement parts; warranty expires, the supplier will provide maintenance / repair services, only charge for material cost.


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