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FM
MAIN
BIAS
Modulator
Control
Switch
Control
>+17 dBm
500 M Hz
Down Converter Assy.
D 27330
8.4-20 GHz
2-8.4 GHz
>+4dBm
3.3 G Hz LPF
5.5 G Hz LPF
8.4 G Hz LPF
1 3 .5 G H z L P F
Level
Control
6 .5 1 - 8 .5 G H z
J5
J2
J3
LPF
6.5 G Hz
J3
J1
Sampler
(-20 dBm
to
-2 7d B m )
J6
J2
J1
2-20 G H z
YIG Oscillator
Switch
Control
Bias
0.01 - 40 GHz
>+10 dBm
Sw itched Filter Assy. - D26350
0.01 - 2 GHz
>+16 dBm
8.5 G Hz LPF
x 2
20 - 25 G Hz BPF
25 - 32 G Hz BPF
32 - 40 G Hz BPF
>+20 dBm
20 GHz LPF
Sw itched Doubler M odule - D 28535
J1
J2
J4
>+18 dBm
Modulator
Control
Bias
BPF
Source Q uadrupler M odule
J1
x 4
0 .0 1 - 6 5 . G H z
90 dB
Step
Attenuator
(O ption)
Directional
Coupler
ControlLevel
Control
RF O utput
Forward
Coupler
J3
J2
J7
Pulse
J4
(J1 )
À
Á
1 6 .8 G H z L P F
& 6 dB PAD
Â
Source Q uadrupler M odule
Part Num bers:
D28185 (40 - 50 G Hz)
60-141 (40 - 60 G H z)
60-142 (40 - 65 G H z)
SQ M P/N D 28185 contains a
Forward C oupler.
Forward C oupler P/N C27184 is
used w ith SQ M P/Ns 60-141 and
60-142.
À
Á
T h e 1 6 .8 G H z L P F a n d 6 d B P A D ,
P/N B28612, is used with
SQ M P/N s 60-141 and 60-142.
Â
FUNCTIONAL RF DECK
DESCRIPTION ASSEMBLIES
2-22 682XXB/683XXB MM
Figure 2-5. Block Diagram of the RF Deck Assembly for all
>40 GHz Models (except 682X5B/683X5B Models)