IR Simultaneous Interpretation System

GONSIN TC-J904LC infrared interpretation system is designed to offer audio distribution for 4 channels using advanced infrared transmission technology. The system operates in the 2-6MHz frequency range which is immune to distortion from hall lighting and free from radio interference, ideally suited for use in business and government conferences, international conventions and other multilingual applications.

Projects

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26th Freedom Day  of Georgia	Sudan Friendship Hall	OAS General Assembly

IR Receiver TC-J904LC

The infrared receiver is to receive the infrared audio signal. The receiver is powered by a environmentfriendly rechargeable Lithium-ion battery pack. The selected channel number, battery level, signal strength, volume can be displayed on LCD screen.The user may listen to any selected language on a personal headphone. Volume level can be adjusted through a thumbwheel switch for comfortable listening.

Features
♦ Streamlined design;
♦ Language of every channel can be displayed;
♦ Unique 270º super wide reception angle;
♦ Channel selection via up/down button;
♦ Supports 4/6/8/12 channels;
♦ Chargeable lithium battery;
♦ Battery can continuously work up to 30 hours;
♦ Headphone detection function;
♦ Operating information display on the LCD;
♦ Clear sound, high fidelity;

Basic Functions

♦ Light-weight and handy receiver in conjunction with headphone for easy and comfortable use;
♦ Supports 4/6/8/12/ channels;
♦ Dynamic display of battery level;
♦ Unique 270º super wide reception angle, ensuring perfect sound quality;
♦ LCD display with channel number, language name, battery and signal status indication;
♦ Headphone detection function,receiver will be off when headphone is disconnected for more than 5 minutes;
♦ Channel selection and volume control via button,easy operation;
♦ High quality audio, without co-channel interference;
♦ Volume level can be adjusted;
♦ 3.7V chargeable lithium battery;
♦ Low-consumption design, battery can continuously work up to 30 hours;
♦ Unlimited receiver number within the IR power radiation range;
♦ Freedom of movement within the range of IR power radiator;
♦ Stereo headphone available;
♦ Can be hung over the neck via a nice lanyard or fit into the shirt pocket;
♦ Light-weight and handy receiver in conjunction with headphone for easy.

Technical Specifications

Functions Indicators

1. Power switch
2. Infrared red signal receive area
3. LCD
4. An up switch to adjust the volume
5. An down switch to adjust the volume

6.Channel selector An up switch to select the audio channel

7.Channel selector An down switch to select the audio channel
8.Lanyard hole
9. Position for battery pack
10. Earphone jack (3.5mm jack)

Projects

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26th Freedom Day  of Georgia	Sudan Friendship Hall	OAS General Assembly

IR Radiator TC-H25/35

The IR radiator emits infrared signal, which is the transit equipment between transmitter and receiver. the radiator have 2 optional power:25/35W, radiation range can reach upto 40(25w)/60(35w)meters.

Features

♦ Compliant to IEC 60914 and IEC 61603;
♦ Transmitting in 2.0~6.0MHz frequency (IEC61603 BAND4);
♦ Eliminates disturbance from high frequency lighting systems;
♦ Emission power 25W/35W available;
♦ Three working status indicators;
♦ Strong emission ability;
♦ Indicator to show operation mode;
♦ Synchronization ON/OFF with transmitter;
♦ Manual/Auto power switch.

Basic Functions

♦ 25w/35w emission power available, can be flexibly configured in according to the conference room;
♦ Strong emission ability, maximum radiation range 40(25w)/60(35w)meters;
♦ Standby indication, working indication, half-power indication;
♦ Signal delay adjustment function;
♦ LED displays delay parameter;
♦ Synchronization ON/OFF with transmitter;
♦ Manual half-power switch on the rear, convenient for small conferences;
♦ Temperature control: if temperature is too high, control switches to half-power with LED indication;
♦ Multi-channels use the same radiator;
♦ Radiators are connected by daisy-chain connection;
♦ Installation: fixed up by bracket or tripod stand.

Technical Specifications

IR Transmitter TC-Z904B

Features

♦ Compliant to IEC 60914;
♦ Compatible with any other wired simultaneous interpretation system and IR simultaneous interpretation system;
♦ Transmitting in 2.0~6.0 MHz (EC61603 BAND4) frequency band eliminates disturbance from high frequency lighting systems;
♦ Multiple audio output/input channels;
♦ Transmitter can support up to 12 channels simultaneously;
♦ Unique channel detection function.

Technical Specifications

Basic Functions

♦ Transmitting in 2~6 MHz(IEC61603 BAND4)frequency band eliminates disturbance from high frequency lighting systems;
♦ Highly privacy protection, which avoids eavesdropping and radio interference;
♦ It can be used together with wired interpretation system, and FS-FHSS wireless interpretation system;
♦ 2 BNC interfaces for high frequency signal output, each interface connects unlimited radiator quantity;
♦ Multiple output channels for recording;
♦ Multiple audio input, maximum for 12 channels simultaneously (1 floor audio+11 interpretation audio);
♦ Unique testing function, different channels has each test audio, convenient for testing;
♦ Advanced phase-locked loop technology ensures stable transmitter emission, frequency stability is 10PPM;
♦ ALC automatic level control;
♦ The input level indicator shows input level directly;
♦ 19-inch rack mounting using.

Function Indicators

Front:
1. Power switch with indicator (red);
2. Dynamic audio indicator for each channel (LEVEL);the indicator flashes as long as there is audio input, volume adjustable.

Rear:
3. Audio Input Channel 0~11 (CH0~ Ch11);
4. Audio Output Channel 0~11 (CH0~ Ch11);
5. Interpreter Console interference(Female DB25 port ),connected with wired interpretation system or interpreter console;
6. ON/OFF switch for testing of channel signal on the receivers(TEST), usually it is in OFF position;
7. RF output 1(SIGNAL OUT), (BNC socket is used to connect the radiator); RF output 2(SIGNAL OUT), (BNC socket is used to connect the radiator);
8. Power Supply(AC110~240V).

Interpreter Console

Features

Digitally-controlled workstation designed for 6 or 16-channel interpretation system
◆ LCD screen to display various information
◆ Support direct interpretation and relay interpretation
◆ Support dual mic relay interpretation
◆ Mic selection function
◆ L/M/H selectable output volume level
◆ 3pre-select incoming channels
◆ Automatic channel interlocking function
◆ Speaking speed remind function
◆ Pluggable microphone stem

Basic Functions

◆ Personal volume adjustment and atuomatical feedback eliminator function
◆ Support up to 6/16 channels(including floor channel) simultaneous interpretation
◆ Three output volume levels, user can adjust by volume switch
◆ Support direct interpretation and relay interpretation
◆ Support relay interpretation, the interpreter can listen to other’s interpretation when he or she can not understand the speaker language

◆ LCD screen to display various information such as input/output channel, occupied or unoccupied channel
◆ Same channel interlocking function to ensure the channel is related to the correct language
◆ Three pre-select incoming channels , quick switch by A/B/C key
◆ Channel selection function to select the input channel
◆ FLOOR/RELAY input channel indicator
◆ Interpreation timing function, timing unit: hour/minute
◆ Electret cardioid pickup pattern microphone with indicator ring, detachable mic stem for convenient maintenance
◆ Built-in 8Ω/2W loudspeaker with volume switch.When the mic is off, it plays the floor audio.
◆ MUTE key to enable a brief muting of the microphone for cough cut
◆ Speaking Speed remind function, the interpreter can press the “slow” key to remind the speaker to slow down the speaking speed
◆ Earphone input jack(3.5mm), to connect the headphone, headphone volume is adjustable
◆ Mic input jack(3.5mm), to connect the mic, which allow two interpreters to use the same interpreter console in turns
◆ Recording output jack (3.5mm) to connect the recording device
◆ Headset mic selection function, the user can select the right/left headset mic to interpret by keypress. By default, the stem microphone is used.
◆ Multiple interpreter consoles can be connected in a daisy chain by 25p parallel port( one male, one female)

Technical Specifications

System Diagram