1. W/L CONFERENCE EQUIPMENT CENTRAL UNIT

모델 : TOA, TS-920RC

(1) 기  능

본 기기는 무선 적외선 회의 시스템의 중앙 장치로 쉬운 설치와 유연한 배치가 가능하다.TS-905/907 IR 송신기/수신기를 연결함으로써 무선 적외선 신호를 통해 회장 및 위임 장치를 제어 할 수있다. IR송신기/수신기 및 의장/위임 장치의 연결 상태를 확인할 수 있는 설치 확인 기능이 가능하다. FBS(피드백 억제)도 장착되어 있어 음향 피드백을 효과적으로 제어가 가능하다. MP3 레코더 내장 되어있어 USB 메모리 또는 내부 메모리에 모든 회의 내용을 기록 가능하다.

(2) 성  능

- Power Source : 100 - 240V ac, 50/60 Hz

- Power Consumption : 72W

- Current Consumption : 3A DC

- Carrier Frequency : Reception : Audio channel 1: 7.35MHz

Audio channel 2: 8.10MHz

Audio channel 3: 8.55MHz

Audio channel 4: 9.15MHz

Control channel : 6.45MHz

Transmission : Audio channel : 1.95MHz

Translation Language Channel : 2.25MHz

- Input : MIC1 : -60dB, 600Ω, unbalanced, Ø6.3mm phone jack(2P)

MIC2 : -60 dB, 600 Ω, unbalanced, Ø 6.3mm phone jack (2P)

AUX1 : -20 dB, 10 kΩ, unbalanced, Ø 6.3mm phone jack (2P)

AUX2 : -20 dB, 10 kΩ, unbalanced, Ø 6.3mm phone jack (2P)

AUX3 : -20 dB, 10 kΩ, unbalanced, Ø 6.3mm phone jack (2P)

- Output : LINE: -10dB, 10kΩ, unbalanced, Ø6.3mm phone jack(2P)

REC: -10dB, 10kΩ, unbalanced, RCA pin jack

HEADPHONES: Ø3.5mm minu jack (3P:monaural)

- Equalizer Input/Output : Input : -20dB, 10kΩ, unbalanced, RCA pin jack

Output : -20dB(x2), 10kΩ, unbalanced, RCA pin jack

- Number of Connectable : Up to 4 units

Infrared Transmitter/

Receiver Unit

- Number of Connectable : 192unit

Chairman/Delegate Units

- Infrared Transmitter/ : BNC jacks

Receiver I/O Terminal

- External Control Connection Terminal : D-sub connector (9P, male)/	USB-B selectable

- Indicator : LED: Audio 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 complete discharge),                         short-circuit indicator

- Record Switch : Recording start button, Recording stop button, Format button

- Recording Port : USB-A (for USB memory devices) and USB Mini-B (for PCs)

- Recording Function : Recordings can be made to a USB memory device(x3) or                             the internal memory.

Recording format : MP3 (MPEG-1 Audio Layer-3),                                monaural Sampling frequency : 32kHz, Bit rate : 128 kbps

- Function Switch : Number of open microphones setting switch : 1/2/3/4

Mic-off setting switch : TIME OUT ON/OFF

Speech 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-out priority for                                                     all other subsequent units)

- Operating Humidity : 90% RH or less

- Operating Temperature : 0°C to +40°C(32°F to 104°F)

- Finish : Steel plate, surface-treated, paint, 30% gloss, black

- Dimensions : 361(W) x 122.6(H) x 184.2(D)mm

- Weight : 2.8Kg

- 동등 또는 이상 품이어야 한다.