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WTB-105 Series Talk Back Amplifier 본 장비는 Program 제작 시 Studio 내부와 조정실 사이에 Announcer cough box (WTB-105A)와 접속되어 통화를 하기 위한 장비로서 Audio mixer와 접속되어 ONAIR tally 및 MIC Mute 기능을 실행한다. Talk Back Amplifier (WTB-105E)와 연결하거나 단독으로 사용할 수 있는 Studio용 Cough Box로서 내장된 Speaker와 고감도 MIC를 이용하여 조정실과의 통화기능을 수행하며, ON AIR 표시램프, CALL 표시램프, TALK Switch, MIC MUTE Switch 등이 수용되어 있다. 또한 2CH의 Headphone Amplifier 기능을 위한 각각의 VR이 수용되어 있다. 또한 본 장비와 MIC Mute Box(WTB-105M)를 연결하여 2개의 Announce MIC를 직접 제어 하여 Mute기능을 수행할 수 있다. |
Features
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Announcer Cough Box - Talk switch & microphone - Talk back speaker & volume - 2 Headphone output - ONAIR indicator (Red) - Call indicator (Green) - MIC cut switch - Desk top type
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Talk Back Amplifier - Announcer talk switch & microphone - Talk back speaker & volume - Announcer call switch - PGM Input connector - ONAIR tally input - MIC cut output - 19″1 Rack unit type Ordering Information
• WTB-105E Talk back amplifier with microphone • WTB-105A Announcer cough box AC/DC adapter (WTB-105A 단독 사용시) • WTB-105M 2Channel MUTE Box(option) |
Technical Specification
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Talk Back Amplifier (WTB-105E) |
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Send / receive level Send / receive impedance Frequency response Speaker output Program input level Channel Operation temperature Power Dimensions | 0dBu 600 ohms ±1dB(50Hz ~ 15KHz) 0.5 ~ 1W +4dBu 2CH 0℃ ~ 40℃ 110V/220, 60Hz, 20W MAX 483(W) × 44(H) × 270(D)mm |
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Announcer Cough Box (WTB-105A) |
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Receive Input | Impedance Level | 600ohm balanced / unbalanced +4dBm(balance), Normal 0dBm(unbalance), Normal (Internal Jumper Select) |
Send Output | Impedance Level | Low Impedance. +4dBm(balance), Normal 0dBm(unbalance), Normal (Internal Jumper Select) |
Program Input | Impedance Level channel | 600ohm balanced +4dBm Normal Mono 2Ch |
Speaker Output | Impedance Output Power | 8ohm 0.5W |
Headphone Output | Impedance Channel | 47ohm 2CH |
Control Input | Channel Interface Drive Type | ON AIR Tally, CALL Sign, T/B Sign Photocoupler Dry Contact or Open Collector |
Tally Output | MIC Mute Interface Drive Capacity | Photocoupler Isolated DC 60V/ 100mA 이하 |
| Ext. Mute Output | Voltage Current | DC 12V 100mA |
| MIC MUTE BOX (WTB-105M) [Option] | ||
MIC Type Channel Control Input | Condenser MIC (Phantom Powered) 2CH DC 12V 2mA/ 15mA | |
| General | Power Temperature Dimensions
| DC 16V 0.5A Operating 0℃~40℃ WTB-105A 220(W) ×170(H) ×46(D) mm WTB-105M 85(W) ×50(H) ×60(D) mm |
Note : Specifications are subject to change without notice
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