2013, XY SCREEN projection screen set up production plants in mainland China screen - Guangzhou-Yun audio-visual equipment, micro-projection screens, base set up in Guangzhou City, Guangdong Province, micro-cast curtain manufacturers, production of the product categories are screen frame, curved frame screen, electric screen, folding screen, easy screen, large-scale projects of electric and projector hanger; curtain material comprises acoustically transparent screen, 3D acoustically transparent screen, metal screen, high-definition soft screen, high-definition glass screen and so on. The company's main product projection screen, projector screen is mainly used in home theater, office culture, education, etc., welcome customers to consult. Intelligent electric curtain EC series, using imported French curtain group, intelligent control systems, infrared, radio, the control 485, network interface. 4K HD effect, gain 1.1 perfect, original color presentation, suitable for home and business education to use. Screen flat surface, it can be cleaned with water. . Smart electric screen EC1, has five patents design, and patents, with active damping system, full-screen mute. Tubular motor with high-quality motor, the speed of 28 revolutions per second. The preferred purchase high-quality home curtain. It decided to adopt a different home environments electric screen or screen frame, need to see your family is appropriate. 2013, XY SCREEN projection screen set up production plants in mainland China screen - Guangzhou-Yun audio-visual equipment, base set up in Guangzhou City, Guangdong Province, put into product categories are screen frame, the latest micro-projection screens, curved frame screen, electric screen, folding screen, easy screen, large-scale projects of electric and projector hanger; curtain material comprises acoustically transparent screen, micro-projection screens offer, 3D acoustically transparent screen, metal screen, high-definition soft screen, high-definition screen and other glass . The company's main product projection screen, projector screen is mainly used in home theater, office culture, education, etc., welcome customers to consult. 6. What is the intermodulation distortion? Refers to a different frequency signal through the amplifier intermodulation and can generate new frequency between each signal frequency, the performance of discord, clarity. 7. What is the instantaneous distortion? It refers to the ability to maintain the amplifier signal waveform after Los transient distortion of the playback signal quality greater impact, the heavy burst opaque. 9. What is the frequency response? Short response, piece of equipment to measure the ability of high, medium and low-band signal uniformly reproduced frequency response of the equipment requires two aspects; one range as wide as possible, be able to replay the frequency limit as low as possible, as high as the upper limit the second is the response in the frequency range of each point flat as possible to avoid excessive volatility. Micro projection screens, audio-visual equipment male cloud, screen frame by Guangzhou-Yun audio-visual equipment. Micro projection screens, audio-visual equipment male cloud, screen frame is Guangzhou-Yun audio-visual equipment (www.xy-screen.com) this year introduced a new upgrade, the above picture is for reference only, please call or pictures on this page contact telephone number, to obtain the latest information, contact: Mr. Xie.