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    IR

IR

IR

IR−RX Infra~Hear

−RX Infra~Hear

−RX Infra~Hear

−RX Infra~Hear

TM

    

Infrar

Infrar

Infrar

Infrared

ed

ed

ed Assistive listening

 Assistive listening

 Assistive listening

 Assistive listening    

Receiver

Receiver

Receiver

Receiver    

    

 

    

USER

USER

USER

USER Manual

 Manual

 Manual

 Manual    

    

Revision 

Revision 

Revision 

Revision 2

2

2

2 − 

 − 

 − 

 − JJJJune

une

une

une 2009

 2009

 2009

 2009    

    

Please Read Carefully Before Use 

    

Summary of Contents for IR-RX

Page 1: ...ared ed ed ed Assistive listening Assistive listening Assistive listening Assistive listening Receiver Receiver Receiver Receiver USER USER USER USER Manual Manual Manual Manual Revision Revision Revision Revision 2 2 2 2 J J J June une une une 2009 2009 2009 2009 Please Read Carefully Before Use ...

Page 2: ...o the unit Suitability The IR RX with headphones is suitable for use as a museum tour guide system or to provide assistance for non hearing aid users it is not sold as a medical aid and the services of a professional Audiologist should be sought on these applications When used as a neck loop for a prescribed hearing aid user the system can be used in all locations where information needs to be imp...

Page 3: ...R RX has only one control a combined volume and ON OFF switch The switch has a positive click action and can be slowly adjusted until the correct listening volume is achieved When using headphones near the microphone feedback may occur in the form of a loud whistle either move away from the microphone or reduce the volume control to stop this When using the device with the neck loop ensure the hea...

Page 4: ...nal to noise ratio 60 dB A rms Headphone output 3 5mm mono jack Headphone impedance Minimum 16 Ω Ω Ω Ω 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 The IR RX Units are designed and manufactured in the UK by Cur...

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