In many cases, noise problems are not solved because of “errors in the measured values themselves” or “inadequate measurement conditions,” yet measurements and analysis proceed without noticing these errors.
This seminar systematically organizes the fundamentals of noise measurement and the pitfalls that are easily overlooked in practice, clarifying “where errors occur” and “why they go unnoticed.”
Furthermore, it explains in detail how measurement environments, instruments, and acquisition conditions affect results, and helps participants develop the ability to judge the reliability of measurement data themselves.
Through real case studies, you will understand at a practical level how incorrect measurement and analysis lead to design mistakes and failed countermeasures, and how proper measurement can resolve these issues.
Do you have any of these problems?
- You are measuring noise, but are unsure whether the values are correct
- Countermeasures based on measurement results do not produce sufficient effects
- You are struggling with variations due to differences in measurement conditions and environment
- You are not confident in selecting or using sound level meters and measurement devices properly
- You proceed with design and countermeasures while the root cause remains unclear
Target Participants
- Engineers and technicians who conduct noise measurements but are uncertain about the reliability and validity of the measured data
- Those implementing countermeasures based on measurement results but facing insufficient effectiveness and unclear root causes
- Those struggling with data variability and poor reproducibility due to differences in measurement conditions and environment
- Those who are unsure about selecting and using sound level meters and other instruments and want to systematically learn proper operation methods
- Those in R&D, design, manufacturing, and other fields who want to develop
accurate decision-making skills based on measurement data
Seminar Overview
This seminar focuses on “overlooked errors in noise measurement” and “practical approaches to correct measurement.” It explains in detail how measurement environments, instruments, and acquisition conditions affect measurement results, and systematically organizes the thinking and procedures for obtaining reliable data. In addition, through real troubleshooting cases, participants will understand how incorrect measurement and analysis lead to design mistakes and failed countermeasures, and develop the judgment skills to prevent recurrence.
・ Fundamentals of noise measurement and selection of measurement instruments
・ Understanding environmental and conditional factors affecting measurements
・ Typical measurement and analysis errors
・ Proper measurement procedures and standardization methods
・ Practical checklists and improvement case studies
Seminar Program
- 1. Fundamentals of noise measurement and preparation of instruments
1-1 Basics of noise measurement and analysis
1-2 Which noise evaluation index should be used?
1-3 Common mistakes in selecting sound level meters
1-4 How to select measurement instruments according to purpose
2. Pitfalls in noise measurement
2-1 Danger of trusting measured values as they are
2-2 Variations due to differences in measurement conditions
2-3 Problems of “just measuring and finishing”
3. Influence of measurement environment (reflections and background noise)
3-1 Difference between reflected sound and direct sound
3-2 Can background noise be corrected?
3-3 Measurement errors and precautions in different sound fields
4. Importance of installation position and method (distance, direction, fixing method)
4-1 Effect of microphone position on measured values
4-2 Errors due to different fixing methods
- 5. Calibration and sensitivity setting errors
5-1 Basics and timing of calibration
5-2 Errors in sensitivity and range settings
5-3 Serious errors caused by improper calibration
6. Data acquisition condition setting errors (sampling and time)
6-1 Sampling frequency and aliasing
6-2 Measurement time and data reliability
6-3 Differences between steady and non-steady sound handling
7. Standardization of correct measurement procedures
7-1 Flow from pre-measurement preparation to post-processing
7-2 Key points for ensuring reproducibility
7-3 How to create standard operating procedures for field use
8. Practical measurement checklist for field use
8-1 Pre-measurement checklist
8-2 Key points during measurement
8-3 Post-measurement data confirmation and recording methods
9. Case studies of solutions using correct measurement and analysis
9-1 Root cause identification through correct measurement conditions
9-2 Problem solving through combination of measurement and analysis
9-3 Improvement cases leading to recurrence prevention
Key Outcomes of This Seminar
- You will be able to independently judge the reliability of measurement data and prevent design and countermeasure errors based on incorrect data.
- You will acquire practical decision-making skills that enable consistent handling from root cause identification to countermeasures and recurrence prevention.
Required Background Knowledge
- A basic understanding of high school-level physics and mathematics is desirable, but the seminar is designed to explain core concepts clearly even without this background.
Bonus: Email or Zoom Support
- Free Q&A support regarding seminar content (for 15 days from the day after completion)
- Free technical consulting for vibration-related issues (for 15 days from the day after completion)
Viewing Period
- Available year-round (on-demand seminar)
- You can watch for 3 consecutive days at your chosen time.
After application, please enter your preferred viewing dates (3 consecutive days, weekends/holidays allowed) in the designated form field.
We will accommodate your requested schedule as much as possible, but confirmation will be provided later.
Recording Year & Duration
- Fiscal year 2026 / Approx. 5 hours
Fee
- Campaign fee: 28,000 yen (all inclusive / about half the price of typical technical seminars. Subject to change without notice due to website renewal campaign pricing)
Participating Companies & Participant Feedback
Instructor
| Title & Name |
Aitop Co., Ltd. Chief Technical Consultant
Certified Noise Control Engineering Technician (Japan Acoustical Society)
Technical Development Award, Acoustical Society of Japan
Former part-time lecturer, Nagoya University Graduate School (teaching international students in English: 2021–2024)
Hideo Kobayashi
|
| Specialty |
Theory and applied technology of vibration and noise engineering using AI, and related practical applications |
| Experience |
With over 30 years of experience as a technical consultant and seminar instructor, he has lectured extensively across Japan, including at industrial technology centers and seminars organized by Nikkan Kogyo Shimbun. |
*The above seminar program may be subject to minor changes without notice.