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Guangzhou Yun Electronic Technology Co., Ltd. sound
Tel: 18122256892
Fax: 18122256892
Mobile: 18122256892 Manager Chen
E-mail: 3119837087@qq.com
Address: Panyu District, Guangzhou City Agricultural Science Institute South Street on the 8th floor, No. 1, third floor, two

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PRODUCTS
Digital dual effect pre-class K320S

Professional digital front effect amplifier using digital dual reverb processing, vocal effects more abundant, natural, transparent. Is a high-fidelity, sweet and natural style stereo double reverb and multi-purpose karaoke effects. With DSP digital display, set the tone and effect adjustment. Let the effect be more delicate and better able to meet the needs of different hearing. Built-in all-digital shift function, make the concert more perfect. Output front (rear) left and right channels, center channel, ultra-low frequency channel. And use the same as Kara OK amplifier as very simple and convenient.


■ High-grade aluminum alloy panel, 1.5U standard body design more atmosphere, the use of card-mode adjustment to make debugging more convenient and simple.
■ Microphone and music with a six-stage parametric equalization adjustment, a wider range of adjustment, the sound is more delicate and soft, without damaging the original tone, enhance the single-band sound quality, effectively handling howling frequency.
■ ultra-low channel output design with crossover frequency and output gain adjustable;
■ Ultra-low sound path With perfect anti-low-frequency self-excitation circuit, when entering the MIC, the low-frequency signal output port automatically decay by half to prevent low-frequency whistling and damage the device; and with the microphone does not enter the ultra-low channel function.
■ Center channel output design can choose the music / reverberation ratio or purely human sound; and can individually control the volume and high school low frequency adjustment.
■ The front panel has a DSP digital control display, adjustable tone and reverb, so that sound effects to adapt to different hearing needs.
■ Built-in all-digital frequency shift processor. Can effectively suppress the whistling point, making the concert more perfect.

 

Technical Parameters:
SNR / left and right channel (1KHZ, 0dB) 90dB
Central channel 87dB
Ultra-low channel 87dB
Resolution 75dB
Frequency response / music 10-30KHZ
Microphone 20-15KHZ
Sound quality adjustment range / music bass +/-10dB(100HZ)
Treble +/-10dB(10KHZ)
Microphone bass +/-10dB(100HZ)
Treble +/-5dB(10KHZ)
Microphone noise threshold Overvoltage 3MV, starting control time 3S
Distortion (1KHZ, 30MV) 0.03%
Appearance size (WHD) 483×66×208mm
Power supply voltage AC220-240V/50-60HZ
Weight (KG) 3.6
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