Digital Infrared Transmitter Wireless Digital IR Interpretation System

The transmitter is the central element in the language distribution system. It accepts analogue or digital input, modulates these signals onto carrier waves and transmits these carrier waves to radiators located in the room.


Order information
VIS-VLI700A-4 4 Channels Digital Infrared Transmitter
VIS-VLI700A-8 8 Channels Digital Infrared Transmitter
VIS-VLI700A-16 16 Channels Digital Infrared Transmitter

Main Features

In accordance with IEC 61603-7 and IEC 60914.

With the digital DQPSK modulation technology.

High-speed DSP processing.

The high frequency (2-6MHz, IEC61603 BAND Iv), is not affected by the high frequency driving light interference.
Input level indication function, controller front panel LED lamp can display the input state of the corresponding channel.

With 16 channel external audio input.

With 16 audio outputs, can be used to monitor or connect cassette recording.

With 4 signal output interface (BNC), is used for connecting the radiation panel.

The power input is 100V-240V, 50-60Hz. It has to undergo a high voltage (3500V) test, to ensure compliance with safety standards.

The controller shell made of metal materials, line and the shell strengthened with wire connection, ensure the capability of anti-static 8000V.

Controls and Indicators
Graphic LCD with back-lighting displays status and menu of the system configuration, supporting multi language menu
Four buttons for configuration
Channel active indicators

Interconnections

2 female XLR connectors for external audio inputs to connect auxiliary balanced audio signals such as music, floor language or emergency audio signal
16 audio signal output connectors (phoenix sockets) for output multi-channel audio
16 audio signal input connectors (phoenix sockets) to connect external unbalanced audio input signals
6 BNC connectors for output HF signal to radiator. To each connector, up to 30 radiators can be connected
1 BNC connector for receiving HF signal from another transmitter
Audio-Link Port for connecting to Interpreter Unit(optional firmware VIS-VLI700-FW) or VIS-DCP2000 or VIS-DCP1000 Congress Main Unit
DANTE port for connecting to Dante network for the digital audio(Optional VIS-DANTE module)
Ethernet and RS232 ports for connection to computer
Emergency signal interface: when the public emergency system is active, alarm signal can be fed to all channels automatically
Power supply socket

Technical Specifications
System Specifications

Modulation...............DQPSK, according to IEC 61603-7
Modulation frequency...............2 to 8 MHz Carriers 0 to 5:2 to 6 MHz, according to IEC 61603-7
Frequency response...............20 Hz to 10 kHz (-3dB) at standard quality;
20 Hz to 20 kHz (-3dB) at perfect quality
THD at 1 kHz...............<0.05%
Isolation...............>80 dB
Dynamic range...............>90 dB
Weighted SNR...............>85 dBA

Electrical
Unbalanced audio inputs...............-12 dBV to +12 dBV nominal
Balanced audio inputs...............-6 dBV to +18 dBV nominal
Emergency switch connector ............... 2-PIN 3.81 mm
Phoenix connector, alarm signal control input
Headphone output...............32 Ohm to 2 kOhm
HF input/output...............75 Ohm
Power supply...............AC 100 V - 240 V, 50 Hz / 60 Hz
Power consumption...............Maximum 25 W

Mechanical
Mounting............... Brackets for 19" rack mounting or fixing to a table top; detachable feet for free-standing use on a table top
Dimensions h x w x d (mm) ...............88 × 483 × 266
Weight...............7.5 kg
Color...............Black

     VISSONIC Electronics, www.vissonic.com, is a PRO AV company located in Guangzhou, mainly developping high tech audio visual devices including: Digital DSP Conference system, 5G wifi wireless conference system, wireless translation system, matrix switchers for standalone and modular, and programmable controller.

      Our mission is to develop and manufacture the most comprehensive and innovative audio visual products for our clients. We provide the best performance/price ratio products because it could give you satisfaction just from the time you use them, we believe the good design with cutting edge technology on products will provide value to all our partners and end users. Listen to your demands, we fulfill it

     VISSONIC Electronics is located in Guangzhou Huangpu Development Zone. We are a professional manufacturer of audio and video products in Guangzhou, with its own brand VISSONIC, is a collection of R & D, production, sales of high-tech enterprises. Our main task is to develop and produce high-performance and innovative audio and video products for our customers.

     In recent years, VISSONIC has been adhering to the core of customer demand, in the domestic and foreign market development, at the same time, for many countries to provide conference solutions, quality, dedicated services and high-quality products have won the trust and praise of many enterprises. Also gradually set up a good brand. We have also established after-sales service system, in the use of the product is any problem, after sale will be professional and timely solution to your problem. At the same time, three years long warranty, so that customers better use our products.

Complete audio/visual solution

Net control distribution system

Signal management

Conference system, wireless discussion/translation system

Our competency

Over 10 years experienced Sales/R&D people in Audio/visual industry, know well about what is most needed products in this field.

Deeply combine traditional audio/visual products with network communication, AV/IT become the core technology into our creative solutions

We are proud of turning your constructive ideas into reality by our strong design/research/production ability, developing new methods on cooperation is our goal.

We keep your solution easy to manage

By providing our clients the simple/flexible products to use

By providing our clients the prompt technical support

By providing our clients the gateway of latest technology in trend