Kenwood TS-440S Serivce Manual page 89

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PREPARATIO N
Unless otherwise specified, set the controls as follows .
POWER
ON
SELECTIVITY
AUT O
BAND 14
AGC FAST
SLO W
AF MIN
NOTCH SW OF F
RF
MAX PROC SW
OF F
NOTCH CENTER F .LOCK SW
OF F
SQUELCH
MIN
1MHz SW OF F
MIC
MIN
NB SW OFF
CAR
MIN ATT SW
OFF
IF-SHIFT
CENTER SEND/REC
RE C
FUNCTION
AUTO
OF F
A/B
A
AT TUNE
OF F
RIT,XIT,SPLIT
OFF
VOX SW
OF F
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REQUIRED TEST EQUIPMEN T
1 . DC Voltmeter (DC V .M )
1) Input resistance : More than 1 MS2
2) Voltage range : 1 .5 to 1000V AC/D C
NOTE : A high-precision multimeter may be used .
However, accurate reading can not be obtained for high -
impedance circuits .
2 . DC Ammete r
1) Current range : 1 .5A, 3A, 20A, High-precisio n
ammeter may be used .
3 . RF VTVM (RF V .M )
1) Input impedance : 1 MS2 and less than 3pF, min .
2) Voltage range : 10mV to 300 V
3) Frequency range : 10kHz to 100MHz or greate r
4 . AF Voltmeter (AF V .M )
1) Frequency range : 50Hz to 10kH z
2) Input resistance : 1 M12 or greate r
3) Voltage range : 10mV to 30 V
5 . AF Generator (AG )
1) Frequency range : 200Hz to 5kH z
2) Output : 1 mV or less to IV, low distortio n
6 . AF Dummy Loa d
1) Impedance : 8S0
2) Dissipation : 3W or greate r
7 . Oscilloscope (SCOPE )
Requires high sensitivity, and external synchronizatio n
capability .
8 . Sweep Generator (SWEEP )
1) Center frequency : 50kHz to 90MH z
2) Frequency deviation : Maximum±35MH z
3) Output voltage : 0 .1V or greate r
9 . Standard Signal Generator (SSG )
1) Frequency range : 50kHz to 50MH z
2) Output : – 20dB/0 .1µV to 120dB/ 1 V
3) Output impedance : 500
4) AM and FM modulation can be possible .
NOTE : Generator must be frequency stable .
10 . Frequency Counter If . counter )
1) Minimum input voltage : 50m V
2) Frequency range : 50MHz or greate r
11 . Noise Generato r
Must generate ignition noise containing harmonics be-
yond 30MHz .
12 . RF Dummy Loa d
1) Impedance : 1 500 and 20 0
2) Dissipation : 150W or greate r
13 . Power Mete r
1) Impedance : 5012
2) Dissipation : 150W cintinuous or greate r
3) Frequency limits : 60MHz or greater
8 9