Technical Specification - Philips HC 8540 Mode D'emploi

HC8540.qxd 15-09-2004 10:15 Pagina 10
10 ENGLISH
No sound
(multiple
headphones or
Philips wireless
speaker)
Transmitter
Headphone
The energizing docking station
does not transmit audio signal
when charging is taking place.
Therefore other Philips
headphones or wireless speaker
cannot receive any signal,
even if they are compatible with
the SBC HC8542 docking station.
Technical specifications*
System:
Modulation:
Pilot Tone:
Carrier Frequency: (/00 & /05)
Radiated Output Power
Effective Transmission Range
Input Level:
Power supply:
Reception Frequency: (/00 & /05)
S/N ratio:
Distortion:
Channel Separation:
Audio frequency range:
Power Supply:
Battery Life Time:
*) All specifications are subject to change
**) Depending on ambient conditions
If you want to enjoy music with
other Philips wireless headphones or
speakers which is compatible with
the SBC HC8542 docking station,
be sure to remove the SBC HC8545
headphone from the docking station.
Radio Frequency (RF)
Frequency Modulation (FM)
19kHz
Channel 1: 863.5MHz
Channel 2: 864MHz
Channel 3: 864.5MHz
<10mW
Up to 100m **, omni directional
(360°)
500 mV
12 Volts/ 200mA DC, center positive;
type number: SBC CS030/00
(/05 for UK, Ireland)
863MHz – 865MHz
~ 70 dB (1kHz sine wave,A-weighted)
≤ 2% THD
≥ 30 dB
20-20,000 Hz
2 x R03/AAA rechargeable batteries
(Philips, NiMH, type number:
SBC HB550S, partnumber
996500015757)
~ 15 hours