Kenwood TK-2202L, Руководство по обслуживанию

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TK-2202L
19
1.BPF Wave (1)Center frequency Spectrum ANT Programming Adjust the
Adjust Spectrum analyzer setting analyzer BPF Software: waveform as
Center-f : 155MHz KPG-87D shown to the
Span : 50MHz right.
RBW : 300kHz
VBW : 10kHz
ATT : 5dB
(2)High-edge frequency
Spectrum analyzer setting
Center-f : 174MHz
(3)Low-edge frequency
Spectrum analyzer setting
Center-f : 136MHz
2.Sensitivity TEST CH: Low SSG ANT Check 12dB SINAD or more
Check Center DVM
[Wide] High Oscilloscope
SSG otuput:–117 dBm(0.3
µ
V) AF VTVM
SSG MOD:3.0kHz
[Narrow] TEST CH: Center
SSG otuput:–115 dBm(0.4
µ
V)
SSG MOD:1.5kHz
3.SQL1 TEST CH: Center Programming Write Squelch open
(Threshold) Low Software:
Writing High KPG-87D
[Wide] SSG otuput:–123 dBm(0.16
µ
V)
SSG MOD:3.0kHz
[Narrow] TEST CH: Center
SSG otuput:–122 dBm(0.18
µ
V)
SSG MOD:1.5kHz
4.SQL9 TEST CH: Center
(Tight) Low
Writing High
[Wide] SSG otuput:–117 dBm(0.3
µ
V)
SSG MOD:3.0kHz
[Narrow] TEST CH:Center
SSG otuput:–116 dBm(0.35
µ
V)
SSG MOD:1.5kHz
5.BATT BATT terminal voltage:5.9V DVM ANT Write BATT terminal
detection BATT terminal voltage:5.9V
Writing
Receiver Section
Item Condition
Measurement Adjustment
Specifications/
Test equipment Terminal Parts Method
Remark
Ref -20 dBm
Center 136 MHz
#Res BW 300 kHz #VBW 10 kHz #Sweep100 ms (401 pts) Span 50 MHz
Peak
Log
5
dB/
W1 S2
S3 FC
AA
Atten 5 dB
1
-31.86 dBm
Mkrl 136.0 MHz
Ref -23 dBm
Center 155 MHz
#Res BW 300 kHz #VBW 10 kHz #Sweep100 ms (401 pts) Span 50 MHz
Peak
Log
5
dB/
W1 S2
S3 FC
AA
Atten 5 dB
1
-33.5 dBm
Mkrl 155.0 MHz
Ref -23 dBm
Center 174MHz
#Res BW 300 kHz #VBW 10 kHz #Sweep100 ms (401 pts) Span 50 MHz
Peak
Log
5
dB/
W1 S2
S3 FC
AA
Atten 5 dB -34.06 dBm
Mkrl 174.0 MHz
1
ADJUSTMENT