Philips FW-C280, Service Manual

Page: 3 / 40

1-3
SPECIFICATIONS
GENERAL:
Mains voltage : 220-230V for /22/34
Mains frequency : 50Hz
Power consumption : < 25W at Standby
< 75W Active
Clock accuracy : < 4 seconds per day
Dimension centre unit : 265 x 310 x 340mm
TUNER:
FM
Tuning range : 87.5-108MHz
65.81-74MHz for /34 1)
Grid : 50kHz (& 30kHz for /34)
IF frequency : 10.7MHz
±
25kHz
Aerial input : 75
Ω
coaxial
Sensitivity at 26dB S/N : < 7
µ
V
Selectivity at 600kHz bandwidth : > 30dB
Image rejection : > 25dB [> 60dB]
Distortion at RF=1mV, dev. 75kHz : < 3%
-3dB Limiting point : < 8
µ
V
Crosstalk at RF=1mV, dev. 40kHz : > 18dB
MW
Tuning range : 531-1602kHz
530-1700kHz for /21/21M/37
Grid : 9kHz
IF frequency : 450kHz
±
1kHz
Aerial input : Frame aerial
Sensitivity at 26dB S/N : < 4.0mV/M
Selectivity at 18kHz bandwidth : > 18dB
IF rejection : > 24dB [40dB]
Image rejection : > 28dB
Distortion at RF=50mV, m=80% : < 5%
LW
Tuning range : 153-279kHz for /22
Grid : 3kHz
IF frequency : 450kHz
±
1kHz
Aerial input : Frame aerial
Sensitivity at 26dB S/N : [< 7.0mV/M]
Selectivity at 18kHz bandwidth : [> 30dB]
IF rejection : [> 25dB]
Image rejection : [> 35dB]
Distortion at RF=50mV, m=80% : [< 5%]
AMPLIFIER:
Output power (6
Ω
, 1 kHz, 10% THD) : 2 x 35W
±
1dB
Frequency response within -3dB : 50Hz-15kHz
Dynamic Bass Boost : DBB ON, DBB Off
2)
Digital Sound Control : Jazz, Techno, Optimal, Rock
2)
Incredible Surround : IS, IS Off 2)
VEC Control : Hall, Cinema, Concert
2)
Headphone output at 32
Ω
: 16mW
Input sensitivity
Aux/Line-in : 700mV
±
2dB at 600
Ω
CASSETTE RECORDER:
Number of track : 2 x 2 stereo
Tape speed : 4.76 cm/sec
±
2%
Wow and flutter : < 0.4% DIN
Fast-wind/rewind time C60 : 130 sec
Bias system : 75kHz
±
10kHz
Rec/Pb frequency response within 8dB : 80Hz - 12.5kHz
Signal to noise ratio : > 48dBA
COMPACT DISC:
Measurement done at output conn. of the CDC module.
Frequency response within
±
1.5dB : 20Hz - 20kHz
Output level (in Vrms) : 550mV, Z
out
= 100
Ω
Signal/Noise ratio (A-weighted) : > 80dBA
Distortion at 1kHz : < 0.003%
Channel unbalance at 1kHz :
±
1dB
Channel separation at 1kHz : > 60dB
De-emphasis : 0 or 15/50 mS (Switched by subcode
on the disc)
[....] Values indicated are for "Tuner 95 Board" only
1)
Default setting is OFF, to switch on please refer page 3-4.
2)
Frequency response in each setting is software controlled.