Troubleshooting specifications – Philips SHC1300-61 User Manual
Page 8
Maintenance
– If the headphone will not be used for a
longer time, please remove the batteries to
prevent leakage and corrosion.
– Do not leave the headphone near heat
sources. Do not expose to direct sunlight,
excessive dust, moisture, rain or any kind of
mechanical shock.
– Do not use alcohol, thinner or petroleum-
based substances to clean the headphone or
transmitter. Use a slightly dampened chamois
cloth to clean the housing.
– Do not use cleaning agents containing
alcohol, spirits, ammonia or abrasives as these
may harm the housing.
Troubleshooting
Specifications
Hearing Safety! Continuous use at a high volume may
permanently damage your hearing.
8
English
System:
Infra Red (IR)
Modulation:
Frequency Modulation (FM)
Effective Transmission Range:
7 meters max. range (depending on ambient
conditions and restricted to line of sight with
relation to the transmitter)
Input level:
300 mVrms (1 kHz sine wave)
Power supply – transmitter:
12 Volt / 200 mA DC, centre positive
Power supply – headphone:
2 x 1.5 V AAA batteries
Carrier Frequency
(Headphone):
2.3 MHz (L), 2.8 MHz (R)
Signal/Noise ratio:
> 55 dB (1 kHz sine wave , A-weighted)
Distortion:
< 1% THD
Channel separation:
> 30 dB
SHC1300_booklet 12-01-2006 11:08 Pagina 8