Up Time Magazine- August/September 2008 - (Page 60) Music Clip recorded in digital wave format (44,100 KHz, 16 bit) Some simple steps for capturing ultrasound files need to be followed if the signal is to be analyzed, trended, or used for supplementary diagnosis. For repeatability it is important to set up the amplification of your ultrasound detector correctly. Consult your operator’s manual for this. If you are using SDT equipment contact, the author for a set up procedure. It is equally important to adjust the recording level of your recording device to avoid clipping the sound file. Clipping can be compared to distortion where the input sound was too high. Better recording devices offer the choice between recording in MP3 Format or True Wave Format. Regardless of whether you choose to record in MP3 or Wave format, your recorder should also have the possibility to switch between Auto Gain Control and Manual Gain Control. Automatic Gain Control (AGC) is an algorithm used to automatically adjust the input level of an audio signal to a predetermined value. The AGC algorithm performs gain adjustments incrementally at a rate determined by the input signal level to avoid distortion of the output signal. The algorithm also incorporates functionality Same music clip as above, but recorded as MP3 with 128kbps sample rate and AGC on. Figure 3 - Comparison of Time Signals. The top signal is an uncompressed CD quality WAVE, the bottom is the same signal with MP3 Compression. Training and Certification in MACHINERY VIBRATION ANALYSIS and MONITORING INTRODUCTION TO MACHINERY VIBRATIONS San Antonio, Texas, December 9-12, 2008 MACHINERY VIBRATION ANALYSIS Revere, Massachusetts, September 9-12, 2008 San Antonio, Texas, December 9-12, 2008 BASIC MACHINERY VIBRATIONS Revere, Massachusetts, September 9-12, 2008 Romulus, Michigan, November 11-14, 2008 BALANCING of ROTATING MACHINERY Romulus, Michigan, November 11-14, 2008 Call, Fax or Email the Institute for Complete Information or Visit Our Web Site: http://www.vibinst.org THE VIBRATION INSTITUTE 6262 South Kingery Highway, Suite 212 Willowbrook, Illinois 60527 Telephone: (630)654-2254 Fax: (630)654-2271 Email: vibinst@att.net 60 24 august/september 2008 http://www.vibinst.org
Table of Contents Feed for the Digital Edition of Up Time Magazine- August/September 2008 Up Time Magazine- August/September 2008 Contents Upfront Upclose Information Technology Lubrication Infrared Maintenance Management Motor Testing Precision Maintenance Reliability Ultrasound Vibration Upgrade Up Time Magazine- August/September 2008 Up Time Magazine- August/September 2008 - Up Time Magazine- August/September 2008 (Page Cover1) Up Time Magazine- August/September 2008 - Up Time Magazine- August/September 2008 (Page Cover2) Up Time Magazine- August/September 2008 - Up Time Magazine- August/September 2008 (Page 1) Up Time Magazine- August/September 2008 - Up Time Magazine- August/September 2008 (Page 2) Up Time Magazine- August/September 2008 - Up Time Magazine- August/September 2008 (Page 3) Up Time Magazine- August/September 2008 - Up Time Magazine- August/September 2008 (Page 4) Up Time Magazine- August/September 2008 - Contents (Page 5) Up Time Magazine- August/September 2008 - Upfront (Page 6) Up Time Magazine- August/September 2008 - Upfront (Page 7) Up Time Magazine- August/September 2008 - Upclose (Page 8) Up Time Magazine- August/September 2008 - Upclose (Page 9) Up Time Magazine- August/September 2008 - Upclose (Page 10) Up Time Magazine- August/September 2008 - Upclose (Page 11) Up Time Magazine- August/September 2008 - Upclose (Page 12) Up Time Magazine- August/September 2008 - Upclose (Page 13) Up Time Magazine- August/September 2008 - Upclose (Page 14) Up Time Magazine- August/September 2008 - Upclose (Page 15) Up Time Magazine- August/September 2008 - Upclose (Page 16) Up Time Magazine- August/September 2008 - Upclose (Page 17) Up Time Magazine- August/September 2008 - Upclose (Page 18) Up Time Magazine- August/September 2008 - Upclose (Page 19) Up Time Magazine- August/September 2008 - Upclose (Page 20) Up Time Magazine- August/September 2008 - Upclose (Page 21) Up Time Magazine- August/September 2008 - Information Technology (Page 22) Up Time Magazine- August/September 2008 - Information Technology (Page 23) Up Time Magazine- August/September 2008 - Information Technology (Page 24) Up Time Magazine- August/September 2008 - Information Technology (Page 25) Up Time Magazine- August/September 2008 - Lubrication (Page 26) Up Time Magazine- August/September 2008 - Lubrication (Page 27) Up Time Magazine- August/September 2008 - Lubrication (Page 28) Up Time Magazine- August/September 2008 - Lubrication (Page 29) Up Time Magazine- August/September 2008 - Infrared (Page 30) Up Time Magazine- August/September 2008 - Infrared (Page 31) Up Time Magazine- August/September 2008 - Infrared (Page 32) Up Time Magazine- August/September 2008 - Infrared (Page 33) Up Time Magazine- August/September 2008 - Infrared (Page 34) Up Time Magazine- August/September 2008 - Infrared (Page 35) Up Time Magazine- August/September 2008 - Infrared (Page 36) Up Time Magazine- August/September 2008 - Infrared (Page 37) Up Time Magazine- August/September 2008 - Infrared (Page 38) Up Time Magazine- August/September 2008 - Infrared (Page 39) Up Time Magazine- August/September 2008 - Maintenance Management (Page 40) Up Time Magazine- August/September 2008 - Maintenance Management (Page 41) Up Time Magazine- August/September 2008 - Maintenance Management (Page 42) Up Time Magazine- August/September 2008 - Maintenance Management (Page 43) Up Time Magazine- August/September 2008 - Motor Testing (Page 44) Up Time Magazine- August/September 2008 - Motor Testing (Page 45) Up Time Magazine- August/September 2008 - Motor Testing (Page 46) Up Time Magazine- August/September 2008 - Motor Testing (Page 47) Up Time Magazine- August/September 2008 - Motor Testing (Page 48) Up Time Magazine- August/September 2008 - Motor Testing (Page 49) Up Time Magazine- August/September 2008 - Precision Maintenance (Page 50) Up Time Magazine- August/September 2008 - Precision Maintenance (Page 51) Up Time Magazine- August/September 2008 - Precision Maintenance (Page 52) Up Time Magazine- August/September 2008 - Precision Maintenance (Page 53) Up Time Magazine- August/September 2008 - Reliability (Page 54) Up Time Magazine- August/September 2008 - Reliability (Page 55) Up Time Magazine- August/September 2008 - Reliability (Page 56) Up Time Magazine- August/September 2008 - Reliability (Page 57) Up Time Magazine- August/September 2008 - Ultrasound (Page 58) Up Time Magazine- August/September 2008 - Ultrasound (Page 59) Up Time Magazine- August/September 2008 - Ultrasound (Page 60) Up Time Magazine- August/September 2008 - Ultrasound (Page 61) Up Time Magazine- August/September 2008 - Vibration (Page 62) Up Time Magazine- August/September 2008 - Vibration (Page 63) Up Time Magazine- August/September 2008 - Vibration (Page 64) Up Time Magazine- August/September 2008 - Vibration (Page 65) Up Time Magazine- August/September 2008 - Vibration (Page 66) Up Time Magazine- August/September 2008 - Vibration (Page 67) Up Time Magazine- August/September 2008 - Upgrade (Page 68) Up Time Magazine- August/September 2008 - Upgrade (Page 69) Up Time Magazine- August/September 2008 - Upgrade (Page 70) Up Time Magazine- August/September 2008 - Upgrade (Page 71) Up Time Magazine- August/September 2008 - Upgrade (Page 72) Up Time Magazine- August/September 2008 - Upgrade (Page Cover3) Up Time Magazine- August/September 2008 - Upgrade (Page Cover4)
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