Philips HC070 Manual Del Usario página 9

XP SBC HC 070/00-1
Troubleshooting
Maintenance
Hearing Safety! Continuous use at a high volume may permanently
damage your hearing.
System:
Modulation:
Effective Transmission Range:
Input level:
Power supply – transmitter:
Power supply – headphone:
Carrier Frequency
(Headphone):
Signal/Noise ratio:
Distortion:
Channel separation:
29-08-2001 11:10
– If the headphone will not be used for a longer time,
please remove the batteries to prevent leakage and
corrosion.
– Only replace the batteries with LR03/AAA NiCd
batteries (preferably Philips).
– 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.
Infra Red (IR)
Frequency Modulation (FM)
7 meters
300 mVrms (1 kHz sine wave)
12Volt / 200 mA DC, centre positive
2 x 1.2 V LR03 (AAA) batteries (NiCd)
2.3 Mhz (L), 2.8 Mhz (R)
> 60 dB (1 kHz sine wave , A-weighted)
< 1% THD
> 30 dB
Pagina 9
Specifications
9