BRUEL & KJAER 2203 - Page 8

One-inch Microphone Type 4145 ............................ 64
Half-inch Microphone Type 41 33 ............................. 64
Amplifiers ......... . ............... . ................................... 65
8.2. Dynamic Range .......... .. ... ...................... . ................ 65
One-inch Microphone ............................................. 65
Half-inch Microphone .......... .... ............................... 65
8.3 . Input .................................................................... 66
8.4. Output .................................................................. 66
8.5. External Filters ...................................................... 66
8.6. Meter Indication ..................................................... 66
8. 7. Inherent Noise ....................................................... 67
8.8 . Polarization Voltage ................................................ 67
8.9. Calibration ........................... ... ...... ........................ 67
Sound Measurements ............................................. 67
Vibration Measurements .. ........ .. .............. ............... 67
Internal . ....... .. ................. . ..................................... 67
8.1 0. Directional Characteristics ...................................... . 67
8.11. Effect of Humidity .................................................. 68
8.1 2. Effect of Vibration .................................................. 68
8.13. Effect of Sound Field .............................................. 68
8.14. Effect of Static Pressure .......................................... 68
8.15. Effect of Electrostatic Field ...................................... 68
8.1 6. Operating Temperature ........ ...................... ............. 68
8.1 7. Batteries ................ . .............................................. 68
8.1 8. Dimensions ........................................................... 69
8.1 9. Weight .... .............................................................. 69
8.20. Accessories Supplied .............................................. 69