1. W/L CONFERENCE EQUIPMENT CENTRAL UNIT

모델 : TOA, TS-820RC

(1) 기  능

본 기기는 무선 적외선 회의 시스템의 중앙 장치로 쉬운 설치와 유연한 배치가 가능하여야한다. TS-905/907 IR 송신기/수신기를 연결함으로써 무선 적외선 신호를 통해 의장 및 의원 장치를 제어 할 수 있어야한다. IR송신기/수신기 및 의장/의원 장치의 연결 상태를 확인할 수 있는 설치 확인 기능이 가능하여야한다. FBS(피드백 억제기)도 장착되어 있어 음향 피드백을 효과적으로 제어가 가능한 기기로 다음과 같은 규격에 준한다.

(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

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

AUX: -20dB, 10kΩ, unbalanced, Ø6.3mm 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, 10kΩ, unbalanced, RCA pin jack

- Number of Connectable Infrared Transmitter / Receiver Unit : Up to 4 units

- Infrared Transmitter / Receiver I/O Terminal : BNC jacks

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

- 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 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)

FBS switch: AUTO/OFF/EXT

- Operating Humidity : 90% RH or less

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

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

- Weight : 2.8Kg

- 동등 또는 이상 품이어야 한다.