
1
Chapter 1
Introduction
1.1 Welcome
This manual describes Type 2250 Hand-held Analyzer and Type 2270 Hand-held Analyzer
platforms, including:
• Sound Level Meter Software BZ-7222
• Frequency Analysis Software BZ-7223
• Logging Software BZ-7224
• Enhanced Logging Software BZ-7225
• Signal Recording Option BZ-7226
• Reverberation Time Software BZ-7227
• 2-channel Option BZ-7229
• Tone Assessment Option BZ-7231
• Low Frequency Option BZ-7234
The manual explains how to perform a basic sound measurement, which parameters you can
measure and how the hand-held analyzer should be operated. In addition, some practical hints
and guidelines are provided, including all relevant technical specifications. Finally, a glossary is
added to help with specific terminology found in this manual.
This manual is intended for all hardware versions (from 1 to 4). All hardware versions support
the latest application software covered in this manual.
1.2 How to Use this Manual
1.2.1 Conventions Used in this Manual
“Analyzer” refers to Type 2250 or Type 2270 if the description is valid for both types.
Instructions and descriptions that refer to the analyzer pushbuttons are shown with the
pushbutton icons as seen on the analyzer. See Chapter 2 for a list of pushbutton icons and their
functions.
Comentarios a estos manuales