87511A:
Press
NNNNNNNNNNNNN
OPEN
.
87511A
Opt.
001:
Press
NNNNNNNNNNNNNNNN
OPENS
,
NNNNNNNNNNNNNNNNNNNNN
OPEN[F]
,
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
DONE:
OPENS
.
87511B:
Press
NNNNNNNNNNNNNNNN
OPENS
,
NNNNNNNNNNNNNNNNNNNNN
OPEN[F]
,
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
DONE:
OPENS
.
b.
Remo
v
e
the
OPEN
from
the
TEST
POR
T
1,
and
connect
the
SHOR
T
to
the
TEST
POR
T
1,
and
press
the
following
softkeys.
87511A:
Press
NNNNNNNNNNNNNNNN
SHORT
.
87511A
Opt.
001:
Press
NNNNNNNNNNNNNNNNNN
SHORTS
,
NNNNNNNNNNNNNNNNNNNNNNNN
SHORT[F]
,
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
DONE:
SHORTS
.
87511B:
Press
NNNNNNNNNNNNNNNNNN
SHORTS
,
NNNNNNNNNNNNNNNNNNNNNNNN
SHORT[F]
,
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
DONE:
SHORTS
.
c.
Remo
v
e
the
SHOR
T
from
the
TEST
POR
T
1,
and
connect
the
following
T
ermination
to
the
TEST
POR
T
1,
and
press
NNNNNNNNNNNNNN
LOAD
.
87511A:
7mm
-
50
T
ermination
supplied
with
the
85031B
87511A
Opt.001:
T
yp e-N
50
T
ermination
(909F
opt.012)
87511B:
T
yp e-N
75
T
ermination
supplied
with
the
85036B
d.
Press
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
DONE
1-PORT
CAL
to
conclude
the
calibration
routine.
The
display
should
sho
w
\Cor"
in
the
status
indicator
area.
5.
Load
BASIC
and
input
the
following
program
(do
NOT
R
UN
the
program
y
et,
ho
w
ev
er).
10
OPTION
BASE
1
20
COMPLEX
A(201)
30
DIM
B(26),C(175)
40
REMOTE
717
50
OUTPUT
717;"FORM4"
60
OUTPUT
717;"OUTPCALC02?"
70
ENTER
717;A(*)
80
OUTPUT
717;"INPUFORM";A(*)
90
FOR
I=1
TO
26
100
B(I)=20*LOG(ABS(A(I)))
110
NEXT
I
120
FOR
I=27
to
201
130
C(I-26)=20*LOG(ABS(A(I)))
140
NEXT
I
150
D=MAX(B(*))
160
E=MAX(C(*))
170
"Effective
Source
Match"
180
"100
kHz
to
300
kHz:",D;"dB"
190
"300
kHz
to
500
MHz:",E;"dB"
200
END
6.
Press
4
LOCAL
5,
NNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNNN
SET
ADDRESS
,
4
1
5,
4
7
5,
4
x1
5
to
set
the
8751A's
GPIB
address
to
17.
7.
R
UN
the
program.
P
erformance
T
ests
4-11
Содержание 87511A
Страница 2: ......
Страница 10: ......
Страница 22: ......
Страница 25: ...Figure 3 3 Typical Measurement Setup Operation 3 3...
Страница 26: ...Figure 3 4 RF Signal Path 3 4 Operation...
Страница 42: ......
Страница 43: ...5 Adjustments The 87511A and 87511B S parameter test sets have no adjustable components Adjustments 5 1...
Страница 44: ...5 2 Adjustments...
Страница 46: ...Figure 7 1 Simplified Block Diagram 7 2 Service...
Страница 48: ...A 2 Manual Changes...