Kenwood TS-990S Service Manual page 173

Item Condition
MAIN RX 7) Main display f.:
HF BPF 10.100000MHz
notch*1 Mode: USB
P.AMP: ON
• 10M AGC : OFF
SSG f.: 26.598MHz
SSG output: -35dBm
(3.98mV)
• 24M 8) Main display f.:
24.890000MHz
Mode: USB
P.AMP: ON
AGC: OFF
SSG f.: 41.388MHz
SSG output: -35dBm
(3.98mV)
• 28M 9) Main display f.:
28.000000MHz
Mode: USB
P.AMP: ON
AGC: OFF
SSG f.: 44.4979MHz
SSG output: -35dBm
(3.98mV)
• 50M 10) Main display f.:
53.990000MHz
Mode: USB
P.AMP: ON
AGC: OFF
SSG f.: 37.496MHz
SSG output: -45dBm
(1.26mV)
6. IF fi lter 1) Main display f.:
14.200000MHz
• 270Hz Mode: USB
FIL/SEL(M):270Hz
Spectrum analyzer setting
Center f.: 8.248MHz
Frequency span: 5kHz
TG level: 0dBm
Connect the tracking genera-
tor output to CN115.
Connect the spectrum ana-
lyzer input to CN129.
ADJUSTMENT
Measurement
Test-
Unit Terminal Unit
equipment
SSG Rear EXT. RX
AF VM panel SP2 (B/2)
RX CN1
(A/2)
Tracking RX CN115
generator (A/2) CN129
Spectrum
analyzer
TS-990S
Adjustment
Parts Method
TC512 Adjust the trimmer to
get the AF minimum
output.
Note: Do not adjust
L536.
TC514 Adjust the trimmer to
get the AF minimum
output.
TC516
TC515
Check that the fre-
quency response is
as shown.
Specifi cations/Remarks
8.248MHz
173