Table Of Contents - BRUEL & KJAER 1013 Instructions And Applications

Contents.
Page
1. Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Oscillator and Mixer Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
Partial Blocking of Frequency Range . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Output Amplifier Section . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Power Supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
2. Control Knobs, Terminals and Shafts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
3. Operation .............................. . ......... . .... .. ......... 14
General ..... . ........................................... . ........ 14
A. Frequency Calibration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
B. Operation Using the Output Terminals marked LOAD ............ 15
C. Operation Using the Built-in Output Attenuator .................. 15
D. Frequency Modulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
E. Automatic Recording . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
F. Partial Blocking of Frequency Range ............................ 19
G. Automatic Regulation of the Output Power . . . . . . . . . . . . . . . . . . . . . . 21
H. Remote Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
I. Trouble Shooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
4. Combined Units .. . ............. .. ............................. . .. 24
Automatic Frequency Response Recorder Type 3306 . . . . . . . . . . . . . . . . . . 24
Automatic Frequency Response Recorder Type 3328 ............ . ..... 25
5. Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
Electronic Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
28
Frequency Response Measurements of Four Terminal Networks ...... 28
AC Bridge Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 29
Automatic Recording of Electrical Impedance .... . ................. 30
Frequency Response of High Quality Amplifiers . . . . . . . . . . . . . . . . . . . . 31
Acoustical Measurements ......... . . . ..............................
32
Frequency Response of Loudspeakers (Tweeter) . . . . . . . . . . . . . . . . . . . . 32
Directional Characteristics of Loudspeakers . . . . . . . . . . . . . . . . . . . . . . . . 34
Recording of the Frequency Response of Sound Projectors .......... 35
Directional Characteristics of Projectors ................ . ........... 36
Recording of Frequency Response of Hydrophones . ................. 39
Mechanical Measurements . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
40
Automatic Recording of Accelerometer Frequency Response . . . . . . . . . . 40
6. Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42