Hewlett Packard
Dynamic Signals
1995
sound clip

#    Title    Time    Info  
1 Helicopter flyby test 1:00
2 Huey whisper mode 0:26
3 Huey interior cabin 0:37
4 124 dB cal tone for jet noise 0:27
5 747 take off centerline light load 1:22
6 747 take off centerline heavy load 0:49
7 747 take off sideline 0:47
8 Airport van drive by 0:18
9 100 dB cal tone for printer test 0:20
10 Printer without noise shroud 0:33
11 Printer with noise shroud 0:32
12 Printer at 9 std mic pos without noise shroud 2:11
13 Printer at 9 std mic pos with noise shroud 2:10
14 Jackhammer 0:31
15 Pile driver 0:27
16 Crane movements 0:31
17 Air impact wrench noise 0:16
18 30-06 rifle 0:11
19 AR-15 semiautomatic rifle 0:13
20 M-60 machine gun bursts 0:14
21 UZI 9mm automatic fire mode 0:11
22 Bomb explosion and debris 0:12
23 Hallelujah chorus 4:27
24 1 g rms cal tone for pump vib 0:27
25 6 vane pump proper alignment 0:52
26 6 vane pump bad alignment 0:52
27 ! g rms cal signal for engine run up 0:27
28 1,5 l (4cyl) runup 60 k mi 1:09
29 1,5 l (4cyl) runup 160 k mi 0:57
30 2,8 l (6cyl) runup 0:47
31 1 g rms cal tone & random vib test 1:31
32 1 g rms cal tone runup & rundown 5:38
33 1 g rms cal tone for balance measurement 0:27
34 Machine rundown with imbalance 1:47
35 Machine rundown with trial weight 1:47
36 Machine rundown with balance weight 1:47
37 1 g rms cal tone for bearing vib 0:27
38 Machine without bearing defect 0:37
39 Machine with bearing defect 0:37
40 1 g rms cal tone and gearmesh of motor 2:31
41 Current probe on motor powerline 2:07
42 1 g rms cal tone for impact test 0:27
43 Hammer impacts on 2,57 pound mass 0:36
44 Impacts om brake rotor driving point 1:22
45 Impacts om brake rotor 90 degrees 1:06
46 Clean and double hit impacts on rotor 1:36
47 Punch press acoustic(L) vib(R) 0:39
48 Milling machine 4 flute bit bad feed 0:43
49 Milling machine 2 flute bit good feed 0:39
50 Disk drive runout good bearing 1:14
51 Disk drive runout bad bearing 1:08
52 Phone earpiece test white noise 0:37
53 Phone earpiece test pink noise 0:37
54 Phone earpiece test burst chirp 0:35
55 Swept intermod test of audio amp 1:35
56 Bass speaker free air impedance 1:07
57 Bass speaker Enclosure impedance 1:07
58 Bass speaker frequency response 0:36
59 Studioi monitor frequency response 0:36
60 Sensitivity test bass speaker @1m 0:37
61 Sensitivity test studio monitor @1m 0:37
62 Hydrophone test 1 1:12
63 Hydrophone test 2 1:12
64 Telephone tones 0:39
65 Telephone keypad tones 1:11
66 Modem data 0:44
67 Telemetry signal 0:36
68 Killer whales 0:41
69 100 Hz tone 0:17
70 1 kHz tone 0:37
71 10 kHz tone 0:27
72 20 kHz tone 0:11
Total time 68:01