IR RX - Assistive Listening Receiver, The IR Rx is a compact receiver for infrared assistive listening systems, and forms the user component in the Infra~Hear ™ range of products. Using high frequency modulation at 2.3MHz the Infra~Hear ™ products are immune to interference from energy saving lighting and plasma displays.

Features

• 30 Hours life from two AAA batteries
• High frequency modulation,free from lighting interference.
• Inbuilt neck loop complies with EN60118-4
• External headphone connector for non hearing aid wearers
• Ergonomic case design.
• Works with standard NiMH recargeable batteries
• Ideal for museum and tour systems

Specification

• Modulation wideband FM
• Nominal deviation ± 50 kHz
• Carrier frequency 2.3 MHz
• Audio output power 40mW
• Loop Field 400mAM-1
• Frequency response 30-18,000 Hz
• THD (1 kHz,nom.dev.)<1%
• Signal-to-noise ratio >60 dB(A)rms
• Headphone output 3.5mm mono jack
• Headphone impedance Min.16
• IR diodes 2@875nM
• Reception angle 120o
• Receiving power minimum 1mW
• Operating voltage 2.3-3.3 V DC
• Batteries 2 off AAA
• Current consumption approx.30 mA
• Dimensions,Height 39mm
• Width 110mm,Depth 28mm
• loop 400mm Diameter
• Weight approx.70g