Philips FX20 Service Manual page 13

Reference: WX-B-009-01
Model : FX20 FX30 FX50
3.4TUNER
FM/AM tuner Module: KST-MW004MV1-R78W2 IC : RN5B800
GENARAL PART
WAVE RANGE
FM 87.5 – 108.00 MHz
AM 530 -1700kHz
AERIAL
FM : PIGTAILTYPE ANT WIRE 75Ω
AM :FRAME ANT. 18.1 uH with shielding
ELECTRICAL DATA
A.M
Amplification Reverse
AGC Figure of Merit
Distortion ( RF 50mV, M 80% )
IF
Search Tuning Sensitivity
S/N Ratio
FM Frequency (MHz)
FM
88.0
FM
98.0
FM
107.0
AM Frequency (KHz)
MW
610KHz
MW
1000KHz
MW
1440 kHz
-
2
3
Suhaofeng/Tangbing
NAME
CHECK
Title: Product Performance
Specification
VERSION
/05/12 QUARTZ PRECISION
/55/37 QUARTZ PRECISION
Nom Limit
- 2 -4
30 25
3 5
450 ± 3
α26 +/-10
45 40
Noise Limited
Sensitivity 26 dB
Nom. 18
Lim. 22
Nom. 18
Lim. 22
Nom. 18
Lim. 22
Units dBf
Noise Limited
Sensitivity 26 dB
Nom. 70
Lim. 75
Nom. 65
Lim. 73
Nom. 65
Lim. 73
Units dBuV
FX20 FX30 FX50
Mini Audio system
2014-02-28
DATE
2-11
TOLERANCE
10 kHz
Unit FM
- 3 dB Limiting Point
Search Tuning Sensitivity(at stereo
mode)
Search time digital tuning
dB
system.
dB
% IF
kHz Stereo - 46 dB Quieting
Modulation Hum
dB S/N Ratio
dB Amplification Reverse
Distortion ( RF 1mV, Frq Dev.75
kHz )
Overall Frequency Response: 63Hz
– 12.5KHz
Channel separation:400 / 1000 /
5000 Hz. RF input: 68 dBf
Image
IF Rejection
Rejection
dB dB
Image
IF Rejection
Rejection
dB dB
19 10
Rev./Status: 0.2 / Draft
Page 14 of 19
TUNING GRID
50kHz
Nom Limit
20 26
35 41
- 100
10.7
48 51
50 45
50 45
0 -4
2 3
- ±3
26/30/ 20/26/
20 18
Large Signal
Handling
116 dBf
108 dBf
116 dBf
108 dBf
116 dBf
108 dBf
dBf
Large Signal
Handling
1000
500
1000
500
1000
500
mV/m
-
-
- 14
Unit
dBf
S
MHz
dB
dB
%
dB
dB
2013-12-09
2014-02-28
A4