Filter
Top Products
TK-2102G
25
ADJUSTMENT
Receiver Section
Item Condition
Measurement Adjustment
Specifi cations / Remarks
Test-
equipment
Unit
Terminal
Unit Parts Method
1. BPF wave
adjust
1) TEST CH: Center
Spectrum analyzer setting
Center frequency: 160MHz
Span: 100MHz
RBW: 100kHz
VBW: 10kHz
ATT: 0dB
REF: -20dBm
TG level: -40dBm
Spectrum
analyzer
Tracking
generator
TX-RX ANT
TP2
TX-RX
TC201
Adjust the waveform
as shown in Fig.1.
2. AF Level
[Wide]
1) TEST CH: Center
SSG output: -53dBm (501µV)
SSG MOD: 3kHz
SSG
Oscillo-
scope
AF VTVM
Distortion
meter
ANT
SP/MIC
connec-
tor
L212 Adjust to the maxi-
mum AF level.
[Narrow] 2) TEST CH: Center
SSG output: -53dBm (501µV)
SSG MOD: 1.5kHz
3. Sensitivity
[Wide]
1) TEST CH: Low, Center, High
SSG output: -116dBm
(0.35µV)
SSG MOD: 3kHz
Check 12dB SINAD or more
[Narrow] 2) TEST CH: Center
SSG output: -116dBm
(0.35µV)
SSG MOD: 1.5kHz
4. Squelch
Tight
1) TEST CH: Center
MONI: ON
Program-
ming
software:
KPG-55D
(Windows
version:
ver.4.00
or later)
Adjust the adjust-
ment value until the
squelch closes.
The squelch must close.
2) Level 9
SSG output: -116dBm
(0.35µV)
SSG MOD: 3.0kHz
5. Squelch
Open
1) TEST CH: Center
MONI: ON
2) Level 3
SSG output: -123dBm
(0.158µV)
SSG MOD: 3.0kHz
ATT 0dB A_blank B_view
TG LEVEL
REF -20.0 dBm
10dB/
RBW
100 kHz
VBW
10 kHz
SWP
200 ms
CENTER
K, M 160.0MHz
SPAN 100.0 MHz
-40dBm
K,M 162.0 MHz
MKR
BPF-Wave
Fig. 1