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ITTSB Blog Specific => ITTSB General Discussion => Audio - Multimedia - Speakers - Headphones => Topic started by: Kiriakos GR on June 28, 2026, 10:49:24 AM

Title: Equalizer APO | Software component | Boost sound volume of your Laptop
Post by: Kiriakos GR on June 28, 2026, 10:49:24 AM
I have a fifteen years old laptop, and using also external monitor (ViewSonic) with on-board speakers.

I came a cross of an issue, sound output -> Volume,  this seemed as unable to become powerful enough, by using original software enhancements, of Conexant SmartAudio HD

I have just become aware, of Equalizer APO this is an very old project this staying alive up to date.

Requirements:
- Windows Vista or later (Windows 7 - 11 have been tested)
- CPU architecture x64 (64 bit), x86 (32 bit) or ARM64 (on Windows 10/11)

Outcome   It works !!
There is a basic graphic interface  "C:\Program Files\EqualizerAPO\Editor.exe"
You can tweak once -> Module equalizer, no need to tweak other modules inside.

Once max output this is equalized according to actual speaker system capabilities.
You will enjoy 30% of volume boost.
Do not overload your gain over than +22db (in total),  hardware limiter protection will activates, and sound output will begin turned off completely at such overload events.
I discovered that I can push safely up to +20db (in total).  ;)   

Under the hood,
Laptop motherboard this has limits so to not be able to overdrive headset output.
ViewSonic VA1912W, this has amplifier and speakers, at balanced specifications, as another overdrive protection.

Fine tune due Equalizer,  this assists all electronics them increasing Volume output, by you trimming down any energy this is consumed by unwanted frequencies.

https://sourceforge.net/projects/equalizerapo/ (https://sourceforge.net/projects/equalizerapo/)