Kenwood TK-3102G Service Manual page 25

Receiver Section
Item Condition
1. BPF wave 1) TEST CH: Center
adjust Spectrum analyzer setting
Center frequency: 460MHz
TK-3102G Span: 100MHz
(K,M) RBW: 100kHz
VBW: 10kHz
ATT: 0dB
REF: -20dBm
TG level: -40dBm
TK-3102G 2) TEST CH: Center
(K2,M2) Spectrum analyzer setting
Center frequency: 480MHz
Span: 100MHz
RBW: 100kHz
VBW: 10kHz
ATT: 0dB
REF: -20dBm
TG level: -40dBmv
2. AF Level 1) TEST CH: Center
SSG output: -53dBm (501µV)
[Wide] SSG MOD: 3kHz
[Narrow] 2) TEST CH: Center
SSG output: -53dBm (501µV)
SSG MOD: 1.5kHz
3. Sensitivity 1) TEST CH: Low,Center,High
SSG output: -116dBm (0.35µV)
[Wide] SSG MOD: 3kHz
[Narrow] 2) TEST CH: Center
SSG output: -116dBm (0.35µV)
SSG MOD: 1.5kHz
4. Squelch 1) TEST CH: Center
Tight MONI: ON
2) Level 9
SSG output: -117dBm (0.32µV)
SSG MOD: 3.0kHz
5. Squelch 1) TEST CH: Center
Open MONI: ON
2) Level 3
SSG output: -125dBm (0.126µV)
SSG MOD: 3.0kHz
BPF-Wave
REF -20.0 dBm
10dB/
TG LEVEL
-40 dBm
RBW
100 kHz
VBW
10 kHz
SWP
200 ms
ADJUSTMENT
Measurement
Test-
equipment
Spectrum TX-RX
analyzer
Tracking
generator
SSG
Oscillo-
scope
AF VTVM
Distortion
meter
ATT 0dB A_View B_blank
MKR
10.0 MHz
0.75 dB
CENTER SPAN 100.0 MHz
K, M 460.0MHz
K2, M2 480.0MHz
Fig. 1
Adjustment
Unit Terminal Unit Parts
ANT TX-RX TC201
TP2 TC202
TC203
ANT L212
SP/MIC
connec-
tor
Program-
ming
software:
KPG-55D
(Windows
version:
ver.4.00
or later)
TK-3102G
Specifi cations / Remarks
Method
Adjust the waveform
as shown in Fig.1.
Adjust to the maxi-
mum AF level.
Check 12dB SINAD or more
Adjust the adjust- The squelch must close.
ment value until the
squelch closes.
25