Section I. GENERAL INFORMATION

TM 11-6625-2781-14&P-2

Section I

SECTION I

GENERAL INFORMATION

the prefix numbers on the inside title page of this

1-1. INTRODUCTION.

manual, the manual applies directly to the instrument.

When the instrument serial number prefix is not listed

1-2. This manual contains all information required to

on the inside title page of initial issue, manual change

install, operate, test, adjust and service the Hewlett-

sheets and manual up-dating information is provided.

Packard Model 8553B Spectrum Analyzer RF Section.

Later editions or revisions to the manual will contain the

This

section

covers

instrument

identification,

required change information in Section VII.

description, options, accessories, specifications and

other basic information.

1-7. DESCRIPTION.

1-3. Figure 1-1 shows the Hewlett-Packard Model

1-8. The HP Model 8553B Spectrum Analyzer RF

8553B Spectrum Analyzer RF Section with the Model

Section is shown in Figure 1-1 with the Model 8552A

8552A Spectrum Analyzer IF Section and the Model

Spectrum Analyzer IF Section and the Model 141T

141T Display Section.

Display Section. Table 1-1, Specifications, and Table

1-2, Supplemental Performance Characteristics, are for

1-4. The various sections in this manual provide

the 8553B RF Section when used with an 8552A IF

information as follows:

Section and the 140 Display Section.

SECTION

II,

INSTALLATION,

provides

1-9.

The Analyzer is a highly sensitive super-

information relative to incoming inspection,

heterodyne receiver with spectrum scanning capabilities

power requirements, mounting, packing and

up to 110 MHz. Output video from the receiver circuits

shipping, etc.

is applied to the CRT in the display section; thus, a

signal or group of signals can be analyzed in the

SECTION

III,

OPERATION,

provides

frequency domain. Input signals are plotted on the CRT

information relative to operating the equipment.

as a function of amplitude versus frequency. The

amplitude (y-axis) of the CRT is calibrated in absolute

SECTION IV, PERFORMANCE TESTS,

units of power (dBm) or voltage (µV/mV); accordingly,

provides information required to ascertain that

the instrument is performing in accordance with

absolute and relative measurements of both amplitude

published specifications.

and frequency can be made.

SECTION

ADJUSTMENTS,

provides

1-10. Controls of the instruments are arranged for easy

information required to properly adjust and align

operation. For wide spectrum analysis, the operator can

the instrument.

use a preset scan of 0 to 100 MHz. For more detailed

study, the spectrum width can be progressively

SECTION VI, PARTS LIST, provides ordering

narrowed to .2 kHz, or the scanning capabilities can be

information for all replaceable parts and

eliminated altogether to use the instrument as a fixed

assemblies.

frequency receiver.

A bandwidth of 300 kHz is

automatically selected for preset scan operation; for

SECTION VII, MANUAL CHANGES, contains

variable scan and fixed frequency operation, narrower

information required to adapt this manual to 75

bandwidths can be selected by the operator.

ohm, H01/H02 RF Sections. Also contains

manual backdating information.

1-11. OPTIONS

SECTION VIII, SERVICE, includes information

1-12. The 8553B/8552 Spectrum Analyzer is available

for servicing the instrument.

with 75 ohms input/output impedance. The 8553B

Option H01 has a Western Electric WE-506A type input

1-5. INSTRUMENTS COVERED BY MANUAL.

connector and the 8553B Option H02 has a BNC input

connector. Specifications for the 75 ohm options are

1-6. Hewlett-Packard instruments carry an eight digit

listed in Table 1-1 and Section VII lists the changes

serial number (see Figure 1-2) on the back panel.

necessary to adapt this manual to them.

When the serial number prefix on the instrument serial

number plate of your instrument is the same as one of

1-1