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BRUEL & KJAER 1022 User Manual

BRUEL & KJAER 1022
60 pages
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\
B~at
Frequency Oscillator Type 1022
A
beat
frequency
oscillator covering
the
range
20
to
20ooo
c/s. The
apparatus
is
designed
to
meet
the
numerous
requirements
of
a signal
source
for
audio
frequency
work.
It
is
excellently
suited
both
for
electrical
and
electroacoustical
measurements
, as well
as
for
acoustic research.
BRUEL
&
KJJEK
Ncerum, Denmark .
eye
80
05
00
.
~
BRUKJA,
<;:openhagen . Telex: 5316
BB
1022
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BRUEL & KJAER 1022 Specifications

General IconGeneral
BrandBRUEL & KJAER
Model1022
CategoryPower Tool
LanguageEnglish

Summary

Description of the Beat Frequency Oscillator

General Description

Overview of the oscillator's design, working principle, and primary uses in audio frequency measurements.

Oscillator and Mixer Section

Details the internal components and functionality of the oscillator and mixer sections, including frequency generation.

Output Amplifier Section

Explains the function and characteristics of the output amplifier stage, including impedance matching and level control.

Power Supply

Outlines the power supply requirements and voltage selection methods for the instrument.

Operation of the Beat Frequency Oscillator

General Operation and Setup

Covers initial setup, power-on procedures, and identification of front panel controls and markings.

Calibration Procedure

Step-by-step instructions for calibrating the Beat Frequency Oscillator for accurate measurements.

Using Output Terminals

Instructions for operating the oscillator using the output terminals marked LOAD.

Using the Built-in Attenuator

Guide on operating the oscillator using its built-in attenuator for signal output control.

Frequency Modulation

Instructions for utilizing the frequency modulation capabilities of the oscillator for specialized tests.

Automatic Power Regulation

Details the use of the compressor circuit for maintaining constant output power levels during measurements.

Remote Control Operations

Describes how to remotely control various functions of the oscillator using the dedicated remote control jack.

Troubleshooting and Accessories

Trouble Shooting Guide

Provides solutions for common operational problems encountered with the Beat Frequency Oscillator.

Output Transformer TU 0005

Describes the specifications and function of the TU 0005 output transformer accessory.

Applications of the Beat Frequency Oscillator

Electronic Measurement Applications

Details how the oscillator is used in electronic measurements, including frequency response and bridge measurements.

Acoustical Measurement Applications

Covers the use of the oscillator in acoustical measurements like loudspeaker/microphone response and hearing aid testing.

Mechanical Measurement Applications

Explains applications in mechanical measurements, focusing on strain measurements on vibrated objects.

Instrument Combinations and Operation

Instrument Combinations

Lists various instrument combinations featuring the B.F.O. 1022 with other Brüel & Kjær equipment.

Synchronization of Combined Instruments

Provides detailed steps for synchronizing the B.F.O. with other instruments like the Spectrometer and Level Recorder.

Technical Specification

Frequency Characteristics, Outputs, and Distortion

Specifies frequency range, accuracy, output levels, impedance, power, and distortion performance of the oscillator.

Additional Specifications and Power Supply

Covers frequency deviation, modulation, noise, regulation, tube types, and power supply details.

Physical Dimensions and Cabinet Options

Instrument Cabinet Types

Describes the different cabinet options (metal, mahogany, rack-mount) available for the oscillator.

Physical Dimensions and Weight

Lists the height, width, depth, and weight for different models of the Beat Frequency Oscillator.