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  • AY-3900M.jpg

Central control computer of digital discussion conference system


NO.: AY-3900M

※ Equipped with a backlight LCD display screen, it displays the main working mode, subfunction mode, as well as the number of speakers and level indication. ※ Equipped with system total volume gain control, and adopted three frequency equalization for high, medium, and low frequency adjustment. ※ Equipped with monitoring function and monitoring sound adjustment. ※ Equipped with recording output function. ※ Auxiliary input function, with volume adjustment, can input audio sources such as CD/VCD radio.

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Keywords:

Aoyun

  • Description
  • Technical specifications
  • Connect
  • The digital discussion conference system revolutionizes the comprehensive introduction of digital processing and transmission technology into the conference system, with powerful functions. It is connected by hand through a dedicated eight core "1" shaped cable, which is simple and convenient to operate. After expansion, it can connect 250 conference units. A brand new design concept is definitely a product for large and medium-sized venues.
    Functional characteristics
    ※ Built in power supply with an input power of 100W, standard 19 inch 2U chassis is divided into three unit connection terminals, with each circuit
    It can accommodate 35 conference units and can be expanded to 250 conference units through expansion equipment.
    ※ Three main working modes and three sub function modes can be set, with a large screen LCD display with backlight (note: three modes
    Only one of the main working modes can be selected, and the sub working modes can be freely selected
    1. Main working mode:
    A. When the function of the free discussion (fully open) conference mode (FREE) LCD screen is set to "FREE", the characters will light up, and the number of representatives speaking at the same time is not limited.
    When the function of the B 'Overriding Rotation (First In, First Out) mode (FIFO) LCD screen is set to "FIFO", the characters will light up, and the number of speakers can be set from 1-19. When the number of simultaneous speakers reaches the set limit, the last in microphone will overwhelm the first in microphone, which means first in, first out, to ensure that the number of simultaneous speakers does not exceed the set number.
    C. When the function of the LCD screen in Limit mode is set to "Limit", the characters will light up and the number of speakers can be set from 1 to 19. The LCD screen will display the number of simultaneous speakers. When the number of speakers reaches the set limit, other representatives cannot be turned on. Unless the enabled representative unit is closed, other representatives can be turned on, but the total number of opened representatives can only be equal to the set number of speakers.
    2. Sub function mode selection:
    A. Chairman exclusive mode (C. ONLY): When set to Chairman exclusive mode, the "C. ONLY" character on the LCD screen lights up. When the Chairman presses the priority key, all representative microphones are turned off and cannot be turned on again. When the Chairman priority key is pressed again, this mode exits and representative microphones can be turned on. If this function mode is cancelled, there will be no chairman specific functions.
    B. Automatic shutdown mode (A.0FF): When set to automatic shutdown mode, the "A.0FF" character on the LCD screen will light up, and all enabled microphones will automatically shut down after 35 seconds of silence. If this function is cancelled, the LCD screen "A. OFF" will go out, and there is no automatic shutdown function at this time.
    C. Chairman Priority Music Reminder Mode (MUSIC): When set to Chairman Music Reminder Mode, the "MUSIC" character on the LCD screen lights up. When the Chairman presses the priority key, a music prompt is also issued. If this function is cancelled, the LCD screen "MUSIC" will turn off. When the chairman priority key is pressed, there will be no music prompt

  • ※ Built in power supply with an input power of 100W, standard 19 inch 2U chassis is divided into three unit connection terminals, with each circuit
    It can accommodate 35 conference units and can be expanded to 250 conference units through expansion equipment.
    ※ Three main working modes and three sub function modes can be set, with a large screen LCD display with backlight (note: three modes
    Only one of the main working modes can be selected, and the sub working modes can be freely selected

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