Chapter 2 — Functional Description
2-5 RF Deck Assemblies
MG3702xA MM
PN: 10370-10372 Rev. B
2-13
Figure 2-3.
Block Diagram of Frequency Synthesis Section for MG3702xA
A9 RF Oscillator
Coarse Loop, Fine
Loop
Steering L
oop
Freq M
u
lt
ipli
er
C
hain
Fin
e
Loop
Sa
mple
r
Phase/Freq
Detector
Osc
2
.5 GHz to
4.0GHz
2.0 GHz
to 20GHz
to
RF D
eck
Fro
m
CPU/D
P
S
System PC
B C
ontrol
Swee
p
Control
Fro
m
A8
A7 Reference Loop and Coarse Loop
X2
X3
X3
100 M
H
z
OCXO
Mixer
100
MHz
Tu
ne
DAC
Ext Ref
Dete
ct
Ext Ref
Detect
1
/10
100 MH
z L
V
DS to A9 via
mother
boar
d
)
100
MHz
(Op
tion
al to
rear
panel)
300
MHz
X2
90
0 MHz
PLL
800-
1000
MHz VCO
Mix
e
r
÷
4
30
–
90 MH
z
3600 MH
z
C
oarse Lo
op Output (
J
1)
Frequency
202.5 MHz to 217 MHz
or
3
00 MHz
VCO Tu
ne (J5 EF
C
fro
m
rear
panel)
Ext 10 MH
z
(J
6
from r
ear p
anel)
10
0 MHz In
(Optional J3
from
Rear
Panel)
J4
J4
J2
J3
J1
232 MHz to 247.2 MHz
Co
arse Loop
100 MHz Loop
Содержание MG3702xA Series
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Страница 5: ......
Страница 8: ...TG 8 PN 10370 10372 Rev B MG3702xA MM ...
Страница 24: ...1 12 Test Equipment List Chapter 1 General Information 1 10 PN 10370 10372 Rev B MG3702xA MM ...
Страница 42: ...2 5 RF Deck Assemblies Chapter 2 Functional Description 2 18 PN 10370 10372 Rev B MG3702xA MM ...
Страница 120: ...5 5 Troubleshooting Tables Chapter 5 Troubleshooting 5 24 PN 10370 10372 Rev B MG3702xA MM ...
Страница 144: ...6 13 RF Components Chapter 6 Removal and Replacement Procedures 6 24 PN 10370 10372 Rev B MG3702xA MM ...
Страница 178: ...B 1 MG3702xA Technical Data Sheet Appendix B Performance Specifications B 2 PN 10370 10372 Rev B MG3702xA MM ...
Страница 182: ...Index 4 PN 10370 10372 Rev B MG3702xA MM ...
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