LG KG920 Service Manual page 15

2. PERFORMANCE
NO Item
Frequency Error Under
Multipath and Interference
Condition
4
Output RF
5
Spectrum
6
Intermodulation attenuation
7
Transmitter Output Power
3dB below reference sensitivity
0 ~ 100kHz
200kHz
250kHz
Due to
400kHz
600 ~ 1800kHz
modulation
1800 ~ 3000kHz
3000 ~ 6000kHz
≥ 6000kHz
400kHz
Due to Switching
600kHz
1200kHz
transient
1800kHz
Power control Power
Level
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
EGSM
RA250: ±300Hz
HT100: ±180Hz
TU50: ±160Hz
TU3: ±230Hz
+0.5dB
-30dB
-33dB
-60dB
-60dB
-63dB
-65dB
-71dB
-19dB
-21dB
-21dB
-24dB
Tolerance
(dBm) (dB)
+ 3
33
+ 3
31
+ 3
29
+ 3
27
+ 3
25
+ 3
23
+ 3
21
+ 3
19
+ 3
17
+ 3
15
+ 3
13
+ 5
11
+ 5
9
+ 5
7
+ 5
5
- 16 -
DCS1800
3dB below reference sensitivity
RA130: ±400Hz
HT100: ±350Hz
TU50: ±260Hz
TU1.5: ±320Hz
0 ~ 100kHz +0.5dB
200kHz -30dB
250kHz -33dB
400kHz -60dB
600 ~ 1800kHz -60dB
1800 ~ 6000kHz -65dB
≥ 6000kHz -73dB
400kHz -22dB
600kHz -24dB
1200kHz -24dB
1800kHz -27dB
Frequency offset 800kHz
Intermodulation product should
be Les s than 55dB below the
level of Wanted signal
Power control Power Tolerance
Level (dBm) (dB)
+ 3
0 30
+ 3
1 28
+ 3
2 26
+ 3
3 24
+ 3
4 22
+ 3
5 20
+ 3
6 18
+ 3
7 16
+ 3
8 14
+ 4
9 12
+ 4
10 10
+ 4
11 8
+ 4
12 6
+ 4
13 4
+ 5
14 2
+ 5
15 0