BRUEL & KJAER 1623 - Default Chapter; Table of Contents

CONTENTS
1. INTRODUCTION AND SPECIFICATIONS (PRODUCT DATA) ................................................. 1
2.
CONTROLS .... .. .. .. .. .. .. .. .. .. .. .. .. ... ... .. . . .. .. .. . .. ..... .. . ... .. .. .. .. . . .. .. .. .. .. .. .. .. .. .. .. . . . . .. .. . . . . .. . . .. . . .. .. . . . . . . . . 7
2.1. FRONT PANEL ....... ....... .. .. .. .... ........ .................. .................. ...... .............. 7
2.2 . REAR PANEL .. .... ...... .... .. .. ......... . .. .... ...... ........ ...... ............ ... . .. .. ...... .. ...... 10
3. PRELIMINARY .................................................................................................................... ; 12
3.1. MOUNTING ...................... . ........ . ............................................................. 12
3.2 . POWER SUPPLY ...... .... ............................................................................ 13
Rechargeable Cells (8 & K no. QB 0008) .. . .. . . . . . . . . .. . . .. .. .. .. . . . . . . .. .. . . . . .. .. . ... .. . .. . 1 3
Dry Cells 1,5 V ....... . ...................................... ....... ...... .................. . .......... 14
External DC Supply 6 to 1 5 V . . . . . . .. . . .. .. . .. . .. .. .. . . . . .. . . .. . .. .. .. .. . . . . . . . . . .. . .. . . . .. . . . . . . 1 4
Power Supply Type 2808 . . . . .. . . . . . . . . .. . . .. . . . .. . .. .. .. .. .. . . . . . .. . . . . . . . . . .. .. .. .. . . . . . . . . . . . . . 1 5
3.3. CHARGING THE INTERNAL BATIERY FROM THE AC MAINS ........................ 15
3.4. FUSE REPLACEMENT .............................................................................. 16
4. OPERATION .................................................................... . ................................................... 17
4.1. USING THE 1623 FILTER ............................................................... . ......... 17
4.2. SUITABLE TUNING SIGNALS .................................................................... 17
Photoelectric Probe M M 001-2 . . . . . . . . . . . . . . .. .. . . . . . . . .. . .. . .. . .. . . . . . . . .. . .. . . . .. . . . .. .. .. . . . . 1 8
Magnetic Pickup MM 0002 . . .. . . . . . . . . . . . . . .. . .. .. .. . . . . .. . .. . . . .. . . . . . . . . . . . .. .. . . . . . . . . . . . . . . . 18
4 .3. SETIING THE TRIGGER LEVEL ......... .. ............................................... . .. ..... 19
4.4. MANUALLY TUNING THE FILTER . . . . .. .. . . . .. .. .. .. .. .. .. . . . .. . .. .. .. .. .. . . . . . . . .. . . .. . . . . . .. . 19
4.5. SYNCHRONISATION WITH RECORDERS .................................................... 20
Synchronisation with the 'Portable Level Recorders Types 2306 and 2309 . . . . 20
Synchronisation with an X-Y Recorder ...... .. ................................ ..... .. ........ 22
4.6 . USING THE TRACKING FREQUENCY MULTIPLIER .................................... . .. 23
4. 7. USING THE SPECIAL NOISE FILTER ... . ...................................................... 23
4.8. FILTER SWEEP RATE LIMITATIONS ........................................................... 24
4.9 . TUNING FROM THE FILTERED OUTPUT SIGNAL ......................................... 25