Roon – Fidelizer.Audio

Fidelizer Nimitra Firmware 6.0 Updater is released with overhaul optimizations based on Erawan flagship streamer

Windows X — Mon, 22 Sep 2025 06:23:55 +0000

After releasing firmware 5.0 in 2022, we’ve been improving Nimitra internally and apply newer changes and improvements over the years until it reaches maturity stage to make it official. Today is the day we can announce official firmware 6.0 update. Version 6.0 will cover major improvements based on Erawan flagship streamer that can be applied into Nimitra product.…

Introducing CoreStream, Fidelizer’s most affordable streamer that meets highend audio standards

Windows X — Fri, 01 Aug 2025 06:05:43 +0000

When I was exhibiting products in BAV audio show during 6-8 June 2025, I received a request from my friend’s store about building an affordable streamer as a Roon core. Although there’s also Nimitra Classic but most people prefer Nimitra2 as true contender. After giving some thoughts and consulted with a few hifi specialists, we finalized the design…

Introducing Erawan, the flagship streamer that brings music of the eras to life

Windows X — Thu, 01 May 2025 16:40:40 +0000

After 8 years of development, Fidelizer’s flagship streamer product called “Erawan” is now ready to be shipped to overseas. It took 8 years because we set the main goal of Erawan to deliver streaming quality that we won’t miss flagship CD transport. We could have released Erawan sooner and take advantage from Nimitra’s enormous success before COVID-19 but…

Roon core version selection is available for Fidelizer Nimitra Computer Audio Server

Windows X — Wed, 15 Feb 2023 10:47:21 +0000

After Roon 1.8 update, Fidelizer starts developing unique Roon optimization for Fidelizer Nimitra as Roon core and things have been going well so far. There’s some sound signature changes during Roon 2.0 updates but still sound acceptable for serious listening. However, Roon 2.0 starts adopting CarPlay support in recent updates and some audiophiles feel they can’t enjoy music from…

Fidelizer Nimitra Firmware 5.0 Updater is released with Windows Server 2022 Sound Quality and Roon/JRiver Optimizations

Windows X — Sun, 02 Oct 2022 19:58:54 +0000

After releasing Nimitra2 with improved hardware modification, I’ve been optimizing Nimitra2 to improve sound quality with new standards. With new VRDS ATLAS transport from Esoteric K1X Grandioso, I finally brought Nimitra2 to masterpiece level with firmware 5.0 update. Version 5.0 will cover changes in various areas to improve sound quality and also reliability with better user experience. This…

Regarding Roon issues with some hardware devices including Nimitra in update 1.8 build 880

Windows X — Thu, 16 Dec 2021 20:24:17 +0000

UPDATE: Roon 1.8 build 882 is released now and it’s working fine with Nimitra. Please contact me for updating Roon to latest version and happy listening. Hi. Today Roon launched new update 1.8 build 880 and some Nimitra users has the following issues Database is corrupted (which it is not but build 880 can’t read database for some reason)…

Extreme dual PC computer audio setup shootout between AudioLinux and Windows Server 2019

Windows X — Wed, 05 Dec 2018 10:59:17 +0000

I’ve been exchanging ideas about computer audio improvements with my pals for a long while and recent he started doing some very serious shootout between the best of Linux today “AudioLinux” and “Windows Server 2019” with software optimizations. I’ve been checking out in forums recently and it seems there’s only good thing about one thing and the another but never…

Correction: Roon Rock OS isn’t Windows emulator nor emulation from Windows environment

Windows X — Wed, 14 Nov 2018 23:10:32 +0000

Since I published my article yesterday about Roon Rock OS, I noticed my headline has misleading title as Mono is open source platform to emulate what .NET runtime does in other platforms like Linux/Mac. It’s not conveyed properly and some may understand Mono as .NET runtime emulator so I apologize for this mistake. I also have my own misunderstanding about…

Let’s exam Roon Rock OS – Windows emulator in Linux clothing

Windows X — Tue, 13 Nov 2018 19:32:33 +0000

Correction: Roon Rock OS isn’t Windows emulator nor emulation from Windows environment Most people probably know me as a Windows guy but I actually took all possibilities to improve computer audio including Mac and Linux too. I wouldn’t be able to push 100% positive feedback on Fidelizer Purist ROM for Android ROM without intensive research on Linux OS. Today…

Roon 1.5 test results with NimitraS featuring DSD and MQA with DSP

Windows X — Mon, 07 May 2018 07:52:40 +0000

Few days ago Roon released version 1.5 which is a major upgrade improving Linn, Tidal, and MQA support. There were sound signature changes in 1.4 making the sound too bright so I immediately checked on version 1.5 and here’s my findings. I tested Roon 1.5 with NimitraS I’m going to bring to Munich show and use eXD audio…