TABLE OF CONTENTS
1. FEATURES............................................................1
2. SPECIFICATIONS..................................................1
3. FRONT PANEL DESCRIPTION.................................4
3-1 Electric condenser microphone........................4
3-2 Display..........................................................4
3-3 Time Weighting ( Fast/Slow ) selector............. 4
3-4 Max. hold & Instant display selector................4
3-5 Calibration VR (Accuracy adjust VR)................ 4
3-6 Reset button for Max. hold function................ 4
3-7 A/C weighting selector................................... 4
3-8 Signal output terminal....................................4
3-9 Range selector...............................................4
3-10 Power off/On/Internal calibration selector.......4
3-11 Battery Compartment/Cover.......................... 4
3-12 Range upper/lower indicator..........................4
3-13 Microphone change installation
4. MEASURING PROCEDURE......................................5
5. MEASURING CONSIDERATION...............................6
6. SIGNAL OUTPUT...................................................7
7. REPLACEMENT OF BATTERY..................................8
8. CALIBRATION ......................................................8
9. FREQUENCY WEIGHTING CHARACTERISTICS
OF A & C NETWORKS............................................10
10. TIME WEIGHTING ( FAST & SLOW )
CHARACTERISTICS...............................................10
