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IMPORTANT!
P
Keep the receiver away from central heating radiators and electric heaters.
Never expose it to direct sunlight.
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Use the receiver in dry rooms only.
TECHNICAL DATA
RI 150
RI 300
Modulation
FM, mono
FM, stereo
Carrier frequencies
2.3 MHz
2.3 MHz / 2.8 MHz
AF frequency response
18-18,000 Hz
18-18,000 Hz
THD
< 1 %
< 1 %
Signal-to-noise ratio
typ. 70 dB
typ. 64 dB
Operating time with one accupack
approx. 6 h
approx. 5 h
Weight with / without accupack
45 g / 35 g
45 g / 35 g
Max. sound pressure level
130 dBA
130 dBA / 126 dBA
SENNHEISER TECHNOLOGY AND SENNHEISER SERVICE ARE FUTURE-ORIENTED
Even after many years, you will still have unlimited pleasure from your infra-
red sound transmission system. You can buy replacements for wearing parts
such as ear-cushions and accupacks for many years to come. And in the unlikely
event that any repairs should be necessary, Sennheiser service departments
worldwide give moderately priced, fast and competent repairs.
ACCESSORIES
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BA 151 accupack
Cat. no. 04146
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Black ear-cushions, firmer version
EP1 Cat. no. 04655
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White ear-cushions, softer version
EP2 Cat. no. 04656
P
L 151 charger for two accupacks
Cat. no. 04457
P
L 151-10 charging unit for 10 receivers or 10 accupacks
Cat. no. 04494
Summary of Contents for RI 150
Page 3: ...3 RI 150 RI 300 GEBRAUCHSANLEITUNG ...
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Page 11: ...11 RI 150 RI 300 INSTRUCTIONS FOR USE ...
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Page 19: ...19 RI 150 RI 300 NOTICE D EMPLOI ...
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Page 27: ...27 RI 150 RI 300 ISTRUZIONI PER L USO ...
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Page 35: ...35 RI 150 RI 300 INSTRUCCIONES PARA EL USO ...
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