HP 3336A - Page 125

Performance
Tests
Model
3336A/B/C
j. Using the following formula, compute the integrated phase noise of the 3336:
Vref - Vnoise - 1.05 dB - 3 dB = integrated phase noise @
NOTE
Subtract the 1.05 dB term in the formula above only if you are
using an averaging voltmeter. Do not subtract 1.05 dB if you
are using a true rms meter.
k.
Enter
the
result
in
the
Performance
Test
Record
and
compare
it
to
the
specification
(>60
dB).
AC VOLTMETER
o0o°o0
oo oooo0oo
ey ee ee eee ee roo
Jott
tay
J j4J/ahooii4
75 to 50:2 MINIMUM LOSS
IMPEDANCE MATCHING PAD
REFERENCE SYNTHESIZER
REF
FEEDTHRU
OUTPUT TERMINATION
DC VOLTMETER
Figure
4-14.
Integrated
Phase
Noise
Equipment
Set
Up.
4-40