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I
Adjustment
item
S meter SET
Receiving
sensitivity
measurement
N.B. Check
Adjusting procedures
1) With input from SSG set to +14
dB~
(terminating value), adjust R42 of
MAIN UNIT for S2 on the S·meter.
2) With input from SSG set to +84
dB~
adjust at R41 of MAIN UNIT forfull
scale on the S·meter.
3) Repeat above 1) and 2) several times.
Confirm that:
With the PREAMP switch turned OFF,
the receiving sensitivity is -10 dBp./
SN ratio 10 dB or more.
With the PREAMP switch turned ON,
the receiving sensitivity is -16
dB~/
SN ratio 10 dB or more in all bands.
Confirm that N.B. has effect by applying
NOISE signal from ANT connector in all
bands.
Measuring location
Adjusting location
Number of
Instrument
adjusting
Measuring
reading
instruments
UNIT
Terminal
UNIT
Parts
location
SSG
MAIN
R42
S=2
~
(+14
dB~)
(+84
dB~)
MAIN
R41
S= FULL
~
"
for free
by
RadioAmateur.eu
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