HP 8340B Manual page 77

4-16.
FM ACCURACY AND FLATNESS (Cont'd)
HP 8340B/41B
UNDER TEST
^<,
ooo oaaoo
^
^
gggg
oaa
a aan
\J
on
DDOO
11
a a a a
:aand 00
QQ OQOQ )|
|
FM
BNC
TEE
BNC TEE MUST
BE CONNECTED
DIRECTLY TO
FM INPUT
TRF
[ou
ADA
APC-3.
to APC-3.
(8340B
0
D
1^
1-
TPUT
^
PTER
A
A
ADAPTER
5(»)
H
TT APC-3.5
5(f)
W U
to N(m)
)NLY» ;
.
(8341B
T
SEk
IGITAL
VOLTMETER
T-^!!!i:"^
J—b
)
—R-P^——f
DUAL BANANA
PLUG
(f
ON
41-
»
LY)
RIGID CABLE
FUNCTION GENERATOR
^ ^
a a D
00
OOQ
aaa 00 oog
SPECTRUM ANALYZER
^'
•
aooaa^
:oaaac3
c
n
••
Ot»"^
O'ffl
'S-,
Q
&6
a
aa aa
-.
00 0
00
QQ
•
aa
a ao
c^iA
aa aa a
aa
Q
aa Q DO DO
oa
/^i
cnaa DD
aa '•-/ DDDOaD
a6 QD c=ia
aaa
ADAPTER
r
APC-3.5(f»
TO
N (m)
'
aa 00
a a a a a
aa a a
SIGNAL
INF
50
?
Figure 4-20.
FM
Accuracy
Setup
Procedure
1.
Connect the equipment
as shown
in Figure
4-20,
FM Accuracy Setup. The BNC
Tee should
be
connected
directly to the
DUT's FM
input
BNC.
2.
Set the
function
generator to
a
100 kHz sine wave. Set the DVM
to ac volts.
3.
Press [INSTR PRESET]
on the
DUT
and set up the following conditions:
Sweep Mode:
CW
Frequency
out:
2.2 GHz
Leveling:
I NT
RF Output: 0
dBm
RF Peaking (PEAK): ON
FM ON
FM Sensitivity:
1 MHz/V
(default condition)
Performance Tests
HP 8340B/41B