IR Language Distribution System
This system is ideal for use in business and government conferences,international conventions and other multilingual applications, offering simultaneous interpretation and wireless audio distribution for up to 6 different languages plus the floor language using state-of-the-art infrared transmission technology. It complies with the IEC industry standards, operating in the higher frequency band to avoid lighting interference.
Transmitter unit, IR Radiator, IR Receiver, IR receiver charger case and Interpreter unit
3. IR Receiver
a. Modulation mode: FM
b. Frequency synthesis: digital PLL
c. Carrier frequencies: 1.7 - 4.0MHz
d. Frequency response: 100Hz-14kHz
e. Pre-emphasis: 75 µSec.
f. Distortion at 1 kHz: <1%
g. Channel separation: >55dBA
h. Frequency stability: 10ppm
i. Operating voltage: 3.1V-5V
j. Power consumption: 60mW
|4-channel simultaneous interpretation receiving unit
||● lightweight receiver, combined with headphones, makes users feel comfortable
● press formula to select letter, 4/6/8/10/12 channels do not interfere eachother
● LCD display channel, power, signal strength
● 28 level electronic volume adjustment
● With compression function, low noise, no broken sound, wide dynamic range.
● easy to operate and carry
● the receving unit is powered by rechargeable batteries and can work continuously for up to 30 hours, and is equipped with a charging box
● the setting data has the function of power-off saving
● it is set that the data has power-off saving function within the effective range of infrared emission, and the number of receiving units is unlimited.
● not subject to seat restricyions in the venue, free to move within the range of signal transmission
|6-channel simultaneous interpretation receiving unit
|8-channel simultaneous interpretation receiving unit
|10-channel simultaneous interpretation receiving unit
|12-channel simultaneous interpretation receiving unit