9/29/09 Introduction 1-1
CHAPTER
1
Introduction
Welcome to the Larson Davis LxT. This versatile
instrument, with graphic display, performs the functions of
several instruments. It puts the combined features of a
precision sound level meter and a real-time frequency
analyzer in the palm of your hand.
About This Manual
This manual has 12 chapters and 5 appendices covering the
following topics:
Chapters
• Chapter 1 - Introduction: Orients the user to the
contents of this user manual and the System 824’s
features, functions and measurement capabilities. It also
includes instructions on unpacking the System 824.
• Chapter 2 - Overview: Provides an overview of the
instrument’s capabilities and a description of each key
along with its function and displays. It also includes
instructions on working with menus.
• Chapter 3 - Front Panel Keys; their Functions and
Associated Menus: Explains the functions associated
with each key on the 824.
• Chapter 4 - Quick Start: Guides users in the immediate
use of the System 824 including how to take
measurements, understanding the readings, and storing
data in the System 824.