OptLowpass
OptLowpass 2.03 was available to download from the developer's website when we last checked. We cannot confirm if there is a free download of this software available.
According to the results of the Google Safe Browsing check, the developer's site is safe. Despite this, we recommend checking the downloaded files with any free antivirus software. The following version: 2.0 is the most frequently downloaded one by the program users.
This PC software is suitable for 32-bit versions of Windows XP/7/8/10/11. The program is included in Home & Hobby Tools. The actual developer of the free program is Tonne Software. The program's installer file is generally known as OptLowpass.EXE.
From the developer:
OptLowpass™ is a specialized program written to expedite the design of transmitter output lowpass filters, especially for the HF amateur radio bands.
On startup, the program presents pre-designed lowpass filters for each of the HF amateur bands, using ideal parts values as outlined in the above-mentioned article. You may also recall the last design session, recall a previously-saved design or invoke the Design Wizard.
You may want to check out more software, such as Power-Tarot, EcoEuroMillions or Dr.Windows, which might be similar to OptLowpass.
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