Thank you for your continued patronage of our products.
We have discovered a defect in the FIR filter option function of the product you recently purchased, OS-0253.
We sincerely apologize for any inconvenience caused to our customers using this product. We would like to provide a version upgrade for the affected products you have purchased.
Target Products
| Model name | The package contains defective software. |
| Oscope 2 OS-0253 FIR filter option (Optional for Oscope 2) |
OS-2710 Oscope 2 Benchmark Pack OS-2720 Oscope 2 FFT Analysis Pack OS-2740 Oscope 2 Sound Quality Evaluation Pack OS-2750 Oscope 2 Variable Sound Analysis Pack |
| Oscope Professional OS-0422 Resampling & FIR Filter Option (Option for Oscope Professional [Ver. 1.02 and later]) |
OS-2110 Oscope Professional Benchmark Pack OS-2740A Oscope Professional Sound Quality Evaluation Pack OS-2750A Oscope Professional Variable Sound Analysis Pack OS-2160 Oscope Professional FFT Analysis Pack |
Details of the problem
The FIR filter design assistance function allows you to set the filter shape according to the A, B, and C frequency characteristics defined by JIS, but there is a bug in the part that sets the filter shape, resulting in incorrect weighting levels being used in the filter calculation.
Cause of malfunction
This is a software internal processing error.
correspondence
We will address this issue by installing the corrected software and upgrading to the latest version.
| Previous version | Revised version |
| Oscope Professional Ver.1.0 〜 Ver.1.2 (1.0.0 〜 1.2.20) | → 1.2.21 |
| Oscope 2 Ver.2.0 〜 Ver.2.2 (2.0.0 〜 2.2.12) | → 2.2.13 |
| Oscope 2 Ver.2.3 〜 Ver.2.4 (2.3.0 〜 2.4.6) | → 2.4.7 |
| Oscope 2 (For customers with a maintenance contract) | → 2.5.2 |
How to update to compatible software
Please obtain and upgrade to the compatible software using the following method.
- Download from our website (see below).
- Receive the upgrade installation CD from your sales representative.
Please contact your nearest sales office.
How to upgrade
Clicking the "Go to User Login/Registration Page" button below will take you to the "User Registration & Download" page.
On the displayed page, see "Time Series Data Analysis Tool Oscope2 (including Oscope2 and Oscope Professional)".
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(Including Oscope2 and Oscope Professional)
First-time users should click [New Registration], and existing users should click [Special User Page Login] to proceed to the Oscope2 software download page, from which you can download the installer.
We apologize for the inconvenience caused by the login and registration processes.
Please fill in the information.
