Equipment information:

Hewlett Packard 8556A
Hewlett Packard
Model: 8556A
Category: Measurement instruments
Description: Spectrum Analyzer LF Section
                                    The Hewlett-Packard Model 8556A Spectrum Analyzer LF Section
covers the frequency range from 20 Hz to 300 kHz. When it is
combined with an IF Section and a Display Section it
functions as the tuning section of a low frequency spectrum

The analyzer electronically scans input signals and displays
their frequency and amplitude on a CRT. The horizontal,
x-axis, is calibrated in units of frequency and the
vertical, y-axis, is calibrated in absolute units of voltage
(jiV, mV, dBV) or power (dBm). Therefore, absolute and
relative measurements of both amplitude and frequency can be

These manuals are available for the above equipment:

Hewlett Packard -- 8556A -- Service and User Manual
File name: HewlettPackard-4932-Manual-Page-1-Picture
Manual Type: Service and User Manual
Pages: 85
Size: 23.62 Mbytes (24763421 Bytes)
Language: english
Quality: Scanned document, reading partly badly, partly not readable.
Upload date:
MD5: d7d67afc6bfe119bcfc22f537e0276ea
ed2kID: 42b69197ea2f1886c59f3e5848f7aed8
Downloads: 220 since 27 November 2013
SECTION n, INSTALLATION, provides information relative to
incoming inspection, power requirements, mounting, packing,
shipping, etc.

SECTION III, OPERATION, provides information relative to
operating the instrument.

SECTION IV, PERFORMANCE TESTS, provides information required
to ascertain that the instrument is performing in accordance
with published specifications.

SECTION V, ADJUSTMENTS, provides information required to
properly adjust and align the instrument after repairs are made.

SECTION VI, REPLACEABLE PARTS, provides ordering information
for all replaceable parts and assemblies.

SECTION VII, MANUAL CHANGES, normally will contain no
relevant information in the original issue of a manual. This
section is reserved to provide back-dating and updating
information in manual revisions or reprints.

SECTION VIII, SERVICE, includes all information required to
repair the instrument.
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