PSU – Fidelizer.Audio

Introducing Lira, the flagship network station as successor of EtherStream2 and Nikola2

Windows X — Sat, 01 Nov 2025 14:21:04 +0000

On Christmas night in year 2024, I had a dinner with my audiophile friend who purchased EtherStream2 network switch and Nikola2 linear power supply to upgrade from previous highend network switch and use with his dCS Vivaldi One streaming CD player. After dining, he proposed the idea of building a better version of network switch knowing what I’m…

Introducing Aura, medical power supply for audiophiles

Windows X — Fri, 28 Feb 2025 21:51:57 +0000

After launching StreamHub streaming router, we’ve been developing suitable power supply upgrade for StreamHub with the goal to offer completed network improvement solutions under $500 USD. Today, our dream has come true with Aura medical grade power supply. You probably wonder why Aura is not linear power supply. It’s because good linear power supply designs have these requirements:…

Nimitra2 Computer Audio Server review on Positive Feedback by Marshall Nack

Windows X — Wed, 21 Sep 2022 11:58:53 +0000

Finally, the first Nimitra2 Computer Audio Server review is published. It was reviewed together with Nikola2 Linear Power Supply and EtherStream Network Switch after reviewing previous products. This review feels like the main dish has finally arrived after serving appetizers. I was pleased to hear that Mr. Marshall Nack decided to review Nimitra2 server after reviewing EtherStream. It’s an honor…

Nikola2 Linear Power Supply review on Audio Bacon by Jay Luong

Windows X — Tue, 06 Sep 2022 05:05:45 +0000

The first review of Nikola2 Linear Power Supply by Mr. Jay Luong was published in Audio Bacon for a long while. I’ve been very busy and kept forgetting to publish this review but it’s finally up now with very positive results. I’m glad to see that Mr. Jay appreciates how Nikola2 can bring real sound performance that he…

Introducing Nimitra2 / Nikola2 as second generation of computer audio server and linear power supply

Windows X — Wed, 01 Dec 2021 15:45:18 +0000

Today is the big day for Fidelizer. After years of preparations and refining products for second generation, Nimitra2 and Nikola2 are finally ready for production which are projects I’ve been working for 2 years already. There’s so much going on behind the scene since last year. As I also have clients ordering custom $5-7k server project since the…

Introducing Classic series of Nimitra and Nikola, the most affordable highend audio products

Windows X — Thu, 01 Oct 2020 11:44:26 +0000

After successful launch of Nimitra and Nikola Signature lineup, I gained a lot of experience and knowledge about building affordable products with better price performance ratio. After a lot of design and listening tests, Classic series of Nimitra and Nikola is finally ready. The original Nimitra and Nikola have some limitations on pricing and they reached maturity in Signature series…

Introducing NikolaS (Signature Upgrade) as premium upgrade version at $695 USD

Windows X — Tue, 30 Oct 2018 12:29:04 +0000

Hello everyone. After NimitraS being reviewed in StereoNET UK, Marc is also reviewing NimitraS with new linear power supply for StereoNET Australia review right now. It’s called NikolaS for Signature upgrade to match with NimitraS I released earlier. As I built custom version of Nimitra, I also built custom version of Nikola too since its release. Sometimes we…

NimitraS Computer Audio Server review on StereoNET UK by Jay Garrett

Windows X — Sat, 08 Sep 2018 01:29:21 +0000

Finally, the first NimitraS Computer Audio Server review is published. It was reviewed together with Nikola Linear Power Supply for completed NimitraS review. I’d like to express my gratitude to our UK distributor Elite Audio and Mr. Jay Garrett for this review In this review, NimitraS was tested with a few DACs including Aqua La Voce DAC and Chord Qutest. I’ll have an…

Nimitra Computer Audio Server and Nikola Linear Power Supply receives inearspace’s Pride of Place Award

Windows X — Sun, 27 May 2018 21:46:38 +0000

This review was actually published in last month for both Nimitra Computer Audio Server and Nikola Linear Power Supply. However, I was overloaded with orders to finish before attending the show so I couldn’t publish it right away. I’ll start publishing feedback received too. This is probably the first serious review for Nimitra and Nikola in headphone systems so…

Awards update for Nimitra Computer Audio Server and Nikola Linear Power Supply

Windows X — Tue, 06 Mar 2018 21:49:57 +0000

I’ve realized awards for Nimitra Computer Audio Server and Nikola Linear Power Supply from AudioStream aren’t linked to proper pages today so I fixed the link and I also update award picture to have category and class ranking so people can recognize those awards easier. After launching Fidelizer 8 for a while, I can finally get back to…