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HP 437B Service Manual

HP 437B
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HP
437B
5-9.
Power
Reference
Oscillator
Level
Adjustment
Reference
Description
Note
UE
|
HP
437B
POWER
METER
POWER
REF
1.00
mW
50
MHz
es
a
=m,
QODdQdo0|O0C0O
20
Beecboo|
|
|
Service
Sheet
A4C
The
power
reference
oscillator
is
factory-adjusted
to
1.0
mW
+0.7%
using
a
special
measurement
system
accurate
to
0.5%
traceable
to
the
National
Bureau
of
Standards
and
allowing
for
a
0.2%
transfer
error.
To
ensure
maximum
accuracy
in
readjusting
the
power
reference
oscillator,
the
following
procedure
provides
step-by-step
instructions
for
using
specified
Hewlett-Packard
instruments
of
known
capability.
If
equivalent
instruments
are
used,
signal
acquisition
criteria
may
vary
and
reference
should
be
made
to
the
manufacturer’s
guidelines
for
operating
the
equipment.
The
Power
Meter
may
be
returned
to
the
nearest
HP
office
to
have
the
power
reference
oscillator
checked
and/or
adjusted.
Refer
to
Section
2,
PACKAGING.
HP
_
432A
POWER
METER
meve
DIGITAL
VOLTMETER
THERMI
STOR
MOUNT
Figure
5-4.
Power
Reference
Oscillator
Level
Adjustment
Setup
ADJUSTMENTS
5-9

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HP 437B Specifications

General IconGeneral
BrandHP
Model437B
CategoryMeasuring Instruments
LanguageEnglish

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