Copyright©2007 LG Electronics. Inc. All right reserved.
-7-
LGE Internal Use Only
Only for training and service purposes
Item
Min
Typ
Max
Unit
Remark
Dynamic Range
-82
-5
dBm
2CH, 3CH, UHF : -80dBm
White Noise(SNR)
15.5
dB
Channel Pull-in Range
-250
250
KHz
N/D Co-channel
DTV(-30dBm)
5
dB
Ps=7Db , Color Bar
400Hz, 25kHz Dev
DTV(-60dBm)
5
dB
N/D Upper Adj-Ch
PS=75Db, Color Bar
DTV(-60dBm)
35
42
dB
400Hz, 25kHz Dev
N/D Lower Adj-Ch
PS=75Db , Color Bar
DTV(-60dBm)
35
42
dB
400Hz, 25kHz Dev
<TEST EQUIPMENT>
Ensemble Ghost
A~G
OK
ROHDE & SCHWARZ
(ATTC recommend)
TV TEST TRANSMETER
Static Ghost
0°
2
(0.1usec)
90°
2
dB
180°
2
Static Ghost
0°
2
(0.2usec)
90°
2
dB
180°
2
Static Ghost
0°
2
(0.3usec)
90°
2
dB
180°
2
Static Ghost
0°
2
(1.0usec)
90°
2
dB
180°
2
Static Ghost
0°
2
(5.0usec)
90°
2
dB
180°
2
Doppler Ghost
0.2Hz
4
(0.1 usec)
0.5Hz
4
1.0Hz
4
dB
2.0Hz
4
5.0Hz
4
Doppler Ghost
0.2Hz
4
(0.2 usec)
0.5Hz
4
1.0Hz
4
dB
2.0Hz
4
5.0Hz
4
Item
Specification
Unit
Remark
4. DTV Characteristics
4.1 General Specification
4.2 Digital Receive Part : 8T VSB Standard
VSB Reception Channel
2 ~ 69CH(DTV)
QAM Reception Channel
1 ~ 135CH(CADTV)
Video Resolution
ATSC 18 FORMAT
QAM Resolution
Sanoff OpenCable FORMAT
VSB / QAM RF Input
75
Ω
unbalanced input
F-type CONNECTOR input
CH UP/DOWN :
Under 3.0
Sec.
Time for stable Sync
RF Dynamic Range
0~-80
dBm
VSB AFC Range
Fo +/-250
KHz
QAM AFC Range
Fo +/-170
KHz
