Agilent Technologies 4284A Service Manual page 76

A N A L O G S E C T I O N B L O C K DI A GRAM (STD)
A 5 S I G N A L SOURCE
Q u a s i - Sine
W a v e G e n e r a t o r 0*filter
L P , moo., -
16CMNi 300tNN
OX
AD-CLK
9 0 D E G ODEG
T O 02
A C L e v e l Control O U T P U T AMP \
c r A t A t
* 5 I X boll
,5v
.CV —0
SOF
A 3 R A N G E RESISTOR
A 6 V E C T O R R A T I O DETECTOR
V c 0 SENSE AMP
>R7
I t
R a n g e Resistor
1 ; 0 SENSE ,;:r
A 2 MODULATOR
L c Amp
00K
3,66
IO
3166K
Ix 316
150
I - V Converter
100K
46K
IIK
3.I6K
3 1 6 it:n:11,4
110
11.25
Channel
M u l t i l e x e r Process Amp
P h a s e Sensi t i v e Detector
(DOT
A T , 2 ,to
00-CLK
ERR
I
F SF
From 35
/ 0 S C L E V E L Normalizer2
150
1
V MODEM
4
1F,
O S C L E V E L Normalizer I
F i g u r e 3 - 1 1 . A n a l o g S e c t i o n B l o c k Di a gram (Std.)
z m 45
905E0
Iran
3-31