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Infra-Hear IR-RX User Manual page 4

Infrared assistive listening receiver

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Technical Specification
Modulation
Nominal deviation
Carrier frequency
Audio output power
Loop Field
Frequency response
THD (1 kHz, nom. dev.)
Audio signal-to-noise ratio
Headphone output
Headphone impedance
IR diodes
The IR~RX Units are designed and manufactured in the UK by:
Document DCC IRX 7001-01 Rev 2 Jun 2009
wideband FM
± 50 kHz
2.3 MHz
40mW
400mAM-1
30-18,000 Hz
<1%
>60 dB(A) rms
3.5mm mono jack
Minimum 16 Ω Ω Ω Ω
2@ 875nM
Current Thinking Ltd,
Unit 91 Silver Briar
Enterprise Park East,
Sunderland,
SR5 2TQ.
www.current-thinking.com
info@current-thinking.com
IR IR IR IR−RX User
−RX User Manual
−RX User
−RX User
Reception angle
Receiving power
1mW
Operating voltage
Batteries
Current consumption
Dimensions
Height
39mm
Width
110mm
Depth
28mm
loop
400mm Diameter
Weight
approx. 70g
Manual
Manual
Manual
120
o
minimum
2.3-3.3 V DC
2 off AAA
approx. 30 mA
Page 4 of 4

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