Motorola R-2002A Manual page 174

Communications system analyzer
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INPUT PRO rEC riON AND POWER METER
A11Al
RF INiOUT
J1
U102
0101 103. 104
WATT MTR
EN
RLY
II
II
li
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j
AT2 CR.105
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lOAD •
PW.K. DET
A.MPL
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9
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F'l-l 4
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ORVR
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2-15
22
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AT0-13
r,iQN - DSBSCIGEN
JSBSC MOD
SYNTH RF
HI/LO BAND SEL
AM MOD • DC REF
VREF
OFFS!:T MOD
OFFSET FINE TUNE
OFFSET
COARSE TUNE
45 MHz OFFSET EN
0-10 MHz OFFSET EN
Figure 17-1.
RF Input Module A 11 Block Diagram
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STEP
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ATTEN
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FL20 1 °02
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ISO
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LEVEL CONTROL
REF
SEL
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OFFSET
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osc
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CARRIER • MOO L VL 1
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DUPLEX OUT
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6
OFFSET FREG
/
8521·19

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