Casella CEL CEL-440 - Manual (Page 5)

Contents
Chapter . . . . . . . . . . . . . . . . . . . Page
1. INTRODUCTION . . . . . . . . . . . . . . . . . . 7
1.1 Display & Keys . . . . . . . . . . . . . . . . . . . . 7
1.2 Quick Edit . . . . . . . . . . . . . . . . . . . . . . . 9
1.3 Install Microphone, Preamplifier & Batteries . . . . 10
1.4 Switch Instrument ON/OFF . . . . . . . . . . . . . 11
1.5 Description . . . . . . . . . . . . . . . . . . . . . 12
1.6 CEL-440 Sound Level Meters . . . . . . . . . . . . 14
1.7 CEL-480 Sound Level Meter . . . . . . . . . . . . 16
1.8 Instrument Power Supplies . . . . . . . . . . . . . 16
1.9 dB21 & dB22 SoundTrack Software . . . . . . . . 17
2. PRELIMINARY OPERATIONS . . . . . . . . . . . . 19
2.1 Select Instrument Configuration (Language,
Microphone Response Etc.) . . . . . . . . . . . . .
19
2.2 Perform Acoustic Calibration Check . . . . . . . . 21
3. SELECT MEASUREMENT MODE & SETUP . . . . . 25
3.1 Select Measurement Mode
(Bandwidth & CEL-480 Run Timing)
. . . . . . . . 25
3.2 Select Measurement Setup
(Factory- or User-Prepared Setups) . . . . . . . . .
28
3.2.1 Select Broadband Measurement Setup . . . . . . . 28
3.2.2 Select Narrow Band Measurement Setup . . . . . 33
4. OPERATION . . . . . . . . . . . . . . . . . . . . 37
4.1 Measurement . . . . . . . . . . . . . . . . . . . . 37
4.1.1 Starting Measurement . . . . . . . . . . . . . . . 37
4.1.2 Broadband Measurement . . . . . . . . . . . . . . 38
4.1.3 Narrow Band Measurement . . . . . . . . . . . . 41
4.2 Recall Stored Data & Print Hard Copy . . . . . . . . 44
4.3 Delete Stored Data . . . . . . . . . . . . . . . . . 48
4.4. Format Memory . . . . . . . . . . . . . . . . . . . 49
4.5 Use With Tape and DAT Recorders
(Including Calibration For Line Input) . . . . . . . .
50
4.5.1 Recording . . . . . . . . . . . . . . . . . . . . . . 51
CEL-440/480 Operators Handbook - Page 5
Contents