Sennheiser RI 150, Instructions For Use Manual

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17
IMPORTANT!
P Keep the receiver away from central heating radiators and electric heaters.
Never expose it to direct sunlight.
P 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
P BA 151 accupack Cat. no. 04146
P Black ear-cushions, firmer version EP1 Cat. no. 04655
P 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