4×400W Power Amplifier Class AB Black Four Channel Power Amp

4 Channel 400W×4 power amplifier for home theatre , meeting room

Description

rocess standards: With the consistent mechanized AI and SMD processes, more discrete components, and durable design, we are your loyal business partner! The material adopts a lower leakage magnetic ring transformer and customizes a high ripple current audio professional capacitor, with the aim of improving sound quality and product stability.

Market positioning: Specially designed for mass sales KTV or multimedia engineering. Low static noise: The input noise of the front stage is turned off in microseconds, and there is no static noise interference. Smooth music, quiet and comfortable indoor use.

Good sound quality: Deep and thick low-frequency, sweet and loud mid-range, and slender high pitched. Easy karaoke, durable and beautiful room entertainment.

High efficiency: The whole machine outputs efficiently, operates at low temperatures, saves energy and electricity, and is low-carbon and environmentally friendly.

Soft protection: working with short circuits, low resistance, and overheating, continuously outputting, and indulging in entertainment. Stable performance and reliable operation.

Small size: 2U body, short depth, easy to place inside the cabinet, saving storage space.

Technical parameter

Rated output power: 8 Ω stereo 400W × 4

Rated output power: 4 Ω stereo 650W × 4

Rated bridge output power: 8 Ω Bridge 1300WX2 Power requirement: AC220V (AC110V can be customized)

Structure: 2U metal chassis design

Number of channels: 4CH

Harmonic distortion (1kHz, 8ohms):<0.1%

Frequency response: 20Hz-20kHz: ± 1.0dB (1W/8 Ω)

Input impedance: balanced 20K ohm, unbalanced 10K ohm, sensitivity: 0.775V/1.4V

Signal to noise ratio: ≥ 100dB

Damping coefficient:>350,1Khz 8ohms)

Output level: Class-AB

LED indicator lights: power/signal/distortion/clipping

Input connector: balanced XLR male and female socket

Output connector: SPEAKON red and black column

Cooling system: dual variable speed fan, front to rear air supply

Protection functions: overheating, short circuit, DC output

Size: 482 x 410 x 88mm

Advantage Of Factory

Our company was established in 1998, specializing in the development, production, and sales of audio electronic products for over 20 years. Complete equipment, advanced production technology, multiple high-efficiency assembly lines, semi-automatic production, ensuring quality and quantity. With strong technology and advanced management experience, perfect after-sales service (for example: after-sales troubleshooting, maintenance consulting, spare parts replacement, etc.) based on the forefront of the audio industry, dedicated to new and old customers for a better tomorrow.

Foshan Shu bole Electronic Technology Co., Ltd. was established in 1998, located in Lishui Town, Nanhai District, Foshan City, Guangdong Province. It is mainly engaged in the development, production and sales of audio and electronic products. With more than 10, 000 square meters for workshop. , In the first eight years of the company's establishment, our main porduct sales of home theater systemt, such as AV power amplifier ,AV speakers and multimedia. Later, we made professional audio equipment according to the market trend. We mainly developed and sold products such as professional amplifier, professional speakers, professional mixer, etc.

Shu Bole Electronics Technology Co., Ltd. has complete equipment,with advanced production technology, with multiple high efficiency lines and an independent power amplifier production workshop. Since its inception, the factory has been strict in quality control, attach importance to each small detail in the production chain, adhering to the "high quality, high efficiency, high standard" enterprise standards.

Our company specializes in the production and sales of various audio equipment.
These include: professional power amplifiers, speakers, party speakers, power sequencers, professional mixing consoles, wireless microphones, and power adapters.