TS-910

The Central Unit shall be able to configure a conference system with a total of up to 192 conference units. Wired Conference units or Infrared Conference units shall be freely selectable depending on application or event requirements.

The Central Unit shall include the following functionality: “Speaker Restriction Function” which prevents interruptions. The number of conference units can be preset for the authorized number of speakers at a time. One to four persons can be allowed to talk at any one time to prevent the confusion that could result from several participants all speaking at once. “Speech system selection function” sets speech when Talk keys on the conference units are activated exceeding the set number of authorized speakers, microphone ON/OFF operation can be set to any of the following: first-in-first-out, last-in-first-out, or last-in-first-out after 2nd unit (the microphone stays ON for the unit whose Talk key was first pressed). “Auto Mic-Off function” prevents inadvertently leaving the microphone on. With this function ON, the microphone will automatically switch itself off after a 30-second period of silence after the Talk key was pressed. “Installation status checkup function” for the at-a-glance confirmation of communication. If activated on the Central unit, the microphone indicators in the Chairperson / Delegate units light up. Voting function that computes and displays the voting result. Since two speech outputs are provided (Main and Sub channels), it is ideal for use in simultaneous interpreting conference. With the use of an optional rack mounting bracket, it can be mouted in an EIA standard equipment rack (4 unit size).

The Central Unit shall provide: (2) external microphone input (600 ohms, -60 dBV, unbalanced, phone jack). (3) auxiliary input (10k ohms, -20 dBV, unbalanced, phone jack). Auxiliary outputs: (1) Line (10k ohms, -20 dBV, unbalanced, phone jack). (1) Record (10k ohms, -20 dBV, unbalanced, phone jack, RCA jack). (1) Headphone mini jack and (4)Infrared transmitter/receiver and Expansion unit I/O Terminal, BNC jacks. (2) External Control Terminal (D-sub connector 9P, male/USB-B selectable). The Central Unit shall incorporate Feedback suppressor function to effectively suppress acoustic feedback.  External equalizer shall be connectable to the Central Unit.
Speech volume control adjusts the microphone volume of the Chairperson unit and Delegate unit shall be located on the front panel. Priority chime volume control adjusts the output volume of the chime tone that sounds when the Priority Speech key on the Central Unit is pressed which shall be located on the rear panel. Power requirement shall be 100-240 VAC, 50/60 Hz, maximum 72 W power consumption (using the provided AC Power Supply) and the operating temperature range shall be 0° C to 40° C (32° F to 104° F). The Central Unit shall weigh 2.8 kg. (6.17 lbs) and be constructed of surface-treated steel plate with gray metallic paint, semi-gloss finish with dimensions (W x H x D) of 359 x 118.8 x 138.2 mm (14.13" x 4.68" x 5.44").