TOA Conference System Central Unit - TS-820

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The TS-820 is a Central Unit of the Infrared Conference System that allows easy installation and flexible layout.By connecting TS-905/907 IR Transmitter /Receiver, TS-820 can control the Chairman and Delegate Units viawireless infrared signal. It features the installation confirmation function that allows the connection status of IRTransmitter /Receiver and Chairman/Delegate Units to be verified. The TS-820 is also equipped withFBS (Feedback Suppression), enabling effective control of acoustic feedback.The system can be controlled byPC (*1).

Power Source100 - 240 V AC, 50/60 Hz ( use of the supplied AC adapter)
Power Consumption72 W
Current ConsumptionMax. 3 A DC ( when 24 V DC is supplied from the accessory AC adapter)
Carrier FrequencyReception: Audio channel 1: 7.35 MHz Audio channel 2: 8.10 MHz Audio channel 3: 8.55 MHz Audio channel 4: 9.15 MHz Control channel: 6.45 MHzTransmission: Audio channel: 1.95 MHz
InputMIC -60 dB ( *2) , 600 Ω, unbalanced, ¢6.3 mm phone jack ( 2P)AUX -20 dB (*2) , 10 kΩ, unbalanced, ¢6.3 mm phone jack (2P)
OutputLINE: -10 dB (*2), 1: 0 kΩ, unbalanced, ¢6.3 mm phone jack (2P)REC: -10 dB ( *2 ), 10 kΩ, unbalanced, RCA pin jackHEADPHONES: ¢3.5 mm mini jack ( 3P: monaural)
Equalizer Input/OutputInput: -20 dB ( *2 ), 10 kΩ, unbalanced, RCA pin jackOutput: -20 dB ( *2 ), 10 kΩ, unbalanced, RCA pin jack
Number of Connectable Chairman/Deleqate Units64 units
Number of Connectable Infrared Transmitter /Receiver UnitsUp to 4 units ( with the use of distributor, up to 16 units connectablewhen they are all TS-905, and up to 12 units when they are all TS-907,or TS-905 and TS-907 are used in combination)
Infrared Transmitter /Receiver I/0 TerminalBNC jacks
External Control Connection TerminalD-sub connector (9P, male)/USB-B selectable
LED IndicatorAudio signal receiving indicators 1 - 4 CH, Data signal receiving indicator,External control priority indicator, External control communication indicator,Battery indicator ( flashes when a Chairman/Delegate unit's battery nears completedischarqe ), Short-circuit indicator
Function SwitchNumber of open microphones setting switch: 1 /2/3/ 4Mic-off setting switch: TIME OUT ON/OFFSpeech priority selector switch: FIRST ( First-in-first-out priority) LATEST ( Last-in-first-out priority) FIRST: FIXED NEXT: LATEST (Priority fixed for the first unit, and last-in- first-outpriority for all other subsequent units.)FBS switch: AUTO/OFF /EXT
Operatinq Temperature0 °c to +40 °c (32 °F to 104 °F
Operatinq Humidity90 %RH or less ( no condensation)
FinishPanel: Surface-treated steel plate, black, 30 % qloss, paint
Weiqht2.7 kq (5.95 lb)
AccessoryAC adapter (Cord length: 1.8 m (5.91 ft) DC cord, and 2 m (6.56 ft) detachableAC cord)( *3) ··1
OptionRack mounting bracket: MB-TS920

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