Generated by All in One SEO v4.9.10, this is an llms.txt file, used by LLMs to index the site. # Master Fidelity One bit closer to Analog ## Sitemaps - [XML Sitemap](http://54.93.173.253/sitemap.xml): Contains all public & indexable URLs for this website. ## Posts - [Tokyo International Audio Show 2025](http://54.93.173.253/2025/11/01/2608/) - October 17th-19th 2025 Master Fidelity is proud to announce the official launch in Japan of the ground-breaking NADAC D and NADAC C products at the Tokyo International Audio Show 2025. The show is scheduled for 17-19 October at the Tokyo International Forum. Master Fidelity is represented by Electori in Japan and can be found in - [Stereo Sound 236 - NADAC D + C](http://54.93.173.253/2025/11/01/2610/) - September 2025 By Takahito Miura The combination of the NADAC D and NADAC C delivered music with a dedicated and earnest sound.It can be said that the method of converting digital to analog with pure 1-bit was invented by Philips, and Master Fidelity brought it to its ultimate refinement.Having come to truly desire to listen - [Master Fidelity NADAC L Review: How can the sound quality be so beautiful!](http://54.93.173.253/2025/11/01/2612/) - September 2025 By Liu Hansheng "... The L stands for Line Stage or Line Level. The feel of turning the knob is truly unique, like stirring melted chocolate—smooth yet with a viscous resistance...." > read full article in mandarin or english translation ## Pages - [HOME](http://54.93.173.253/) - NADAC S Music Server unveiled at High-End Vienna 2026 Time is of the essence. The NADAC S Music Server finally and masterfully enables the Digital Source of an integrated Audiophile Solution to operate in the same Time Domain as all other components STEREO SOUND Grand Prix 2025 pt.AUDIO Product of the Year 2025 STEREO TIMES - [POINT OF SALES](http://54.93.173.253/sales/) - Edison Production Company bvBert Van Der Wolf VDMIgor Fiorini ML AUDIO IMPORT Marc Loubeauwww.mlaudio-import.fr Ultimate AudioRua da Casquilha N2APT-1500-154 Lisbon Perfect sensewww.perfect-sense.se Swiss SoundDongsong Zhang Swiss Distribution: Sound Revolution Route de Vevey 39 1616 Attalens https://www.soundrevolution.ch Swiss Resellers: . Geneva . Portier Hifi11 rue Verdaine1204 Genevehttps://www.portier-hifi.ch Ferrari TechnologiesMartin FerrariPhone: www.ferraritechnologies.com.br QuebecAtelier Audio10950 Av de l'Esplanade - [NEWS](http://54.93.173.253/news/) - Chodak switches back and forth, no drama: AES, USB, AES again, back to USB. Then he just stands there, quiet, a smile somewhere between amazement and disbelief: “That’s no longer a difference—that’s another world.” No voodoo, no wishful thinking. Here, time decides. >> Read Part One here >> Read Part Two here (this article) November - [NADAC S](http://54.93.173.253/nadac-s/) - Time is of the essence. The NADAC S Music Server finally and masterfully enables the Digital Source of an integrated Audiophile Solution to operate in the same Time Domain as all other components NADAC S is a truly exceptional Music Server developed by Master Fidelity specifically for working in conjunction with its world - [FAQ](http://54.93.173.253/faq/) - [NADAC C](http://54.93.173.253/nadac-c/) - An upgraded ultra-low-noise Master Clock to ensure perfect timing accuracy and lowest possible jitter and wander for the most demanding audiophiles Timing is everything Starting with the advent of CDs in the 1980s, digital recording products and their playback devices have entered the homes of audiophiles. Today, various digital audio carriers such as - [NADAC L](http://54.93.173.253/nadac-l/) - A beautiful no compromise design Line Stage Preamplifier with unique functionalities to accompany and magnify the revolutionary True 1 Bit NADAC D and unmatched precision NADAC C performances Lossless Precision Analog Attenuator Custom ASIC Volume Control Based on NADAC D experience of designing and producing custom components, NADAC L features a dedicated volume - [CONNECTIVITY](http://54.93.173.253/connectivity/) - Time – the essence of Master Fidelity’s philosophy and expertise – requires careful attention not only at signal generation, reception or conversion, but also, and crucially, during transmission. - [Products](http://54.93.173.253/products/) - all Master Fidelity - [NADAC D](http://54.93.173.253/nadac-d/) - Revolutionary True 1-bit technology, enhanced clocking and hybrid oven controlled power supply added to the best USB connection and MF Super Isolation Unit puts NADAC-D ahead of the game The MF NADAC-D builds on years of experience of product development and employs components and technologies that overcome known limitations encountered by many popular products. NADAC-D - [TestMenu](http://54.93.173.253/testmenu/) - [Registration](http://54.93.173.253/memberregistration/) - [fluent_auth_signup] - [Policy](http://54.93.173.253/policy/) - [Contact](http://54.93.173.253/contact/) - Get in touch with Master Fidelity Team Calling Number Phone: +Fax: + WhatsApp: + Location Master Fidelity 1083 49th Avenue West Vancouver BC Canada V6M 2P7 Send Message - [Login](http://54.93.173.253/memberlogin/) - [fluent_auth_login] - [Member](http://54.93.173.253/member/) - here comes the member's stuff ## FAQs - [Europe](http://54.93.173.253/mf_faq/europe/) - Toggle Content - [Americas](http://54.93.173.253/mf_faq/americas/) - Toggle Content - [Toggle Title](http://54.93.173.253/mf_faq/toggle-title/) - Toggle Content - [What is the NADAC D Clock Recovery module and why is it fundamental, for both AES and USB inputs ?](http://54.93.173.253/mf_faq/what-is-the-nadac-d-clock-recovery-module-and-why-is-it-fundamental-for-both-aes-and-usb-inputs/) - In the AES protocol, the audio clock signal is embedded and carried from the source device. In NADAC-D, the AES input retrieves this clock signal and routes it into our [MF Advanced Clock Data Recovery System], which synthesizes a new, high-quality internal clock that drives the DAC. With USB, things are quite different. USB audio - [What is the relationship between the clock recovery module and the 10MHz clock signal provided by the NADAC C ?](http://54.93.173.253/mf_faq/what-is-the-relationship-between-the-clock-recovery-module-and-the-10mhz-clock-signal-provided-by-the-nadac-c/) - The primary purpose of the NADAC C’s 10 MHz reference is to reduce long-term timing variations such as wander and drift, thereby maintaining the fundamental sonic quality of the system. The [MF Advanced Clock Data Recovery System] locks onto this 10 MHz baseline and further refines it to generate the final Audio Master Clock that - [Where can I buy a Master Fidelity NADAC product?](http://54.93.173.253/mf_faq/your-first-faq-question/) - Please refer to https://www.master-fidelity.com/sales/ or https://www.master-fidelity.com/contact/ - [Is Master Fidelity related to Merging Technologies ?](http://54.93.173.253/mf_faq/is-master-fidelity-related-to-merging-technologies/) - Master Fidelity, originally founded in 2015 as Merging Fidelity, has been actively participating in the development of the first NADAC range under the Swiss brand Merging Technologies. Since 2022, after Merging Technologies was acquired by the German group Sennheiser and discontinued the NADAC range, Master Fidelity has taken over the NADAC brand and based on - [I own a Merging NADAC product and wish upgrading to a Master Fidelity NADAC. How can I do this ?](http://54.93.173.253/mf_faq/i-own-a-merging-nadac-product-and-wish-upgrading-to-a-master-fidelity-nadac-how-can-i-do-this/) - If you are located in the United States, Europe or Japan, please contact the local distributor listed in https://www.master-fidelity.com/sales/. If from another territory, please contact Master Fidelity directly as referred in https://www.master-fidelity.com/contact/. - [Have there been any reviews of NADAC products ? Where can I find them?](http://54.93.173.253/mf_faq/have-there-been-any-reviews-of-nadac-products-where-can-i-find-them/) - Please refer to https://www.master-fidelity.com/news/ - [How do I connect my NADAC D to a Windows computer ?](http://54.93.173.253/mf_faq/how-do-i-connect-my-nadac-d-to-a-windows-computer/) - NADAC D's USB port supports the standard UAC 2.0 protocol (USB Audio Class 2.0) and can be used on Windows OS using the Windows driver provided by MF, available in the resource section of the NADAC D page: https://www.master-fidelity.com/nadac-d/#resources Currently, NADAC D supports Windows 10 64-bit and Windows 11 64-bit. It also supports Windows 7 - [Who is Master Fidelity?](http://54.93.173.253/mf_faq/who-is-master-fidelity/) - Master Fidelity, operating as Merging Fidelity Inc., is a highly esteemed Canadian company established in 2015 in Vancouver, BC, Canada, dedicated to creating and delivering premium high-fidelity audio products that cater to both audiophiles and professional users. - [How do I connect my NADAC D to a Linux computer ?](http://54.93.173.253/mf_faq/how-do-i-connect-my-nadac-d-to-a-linux-computer/) - NADAC D's USB port supports the standard UAC 2.0 protocol (USB Audio Class 2.0), allowing direct plug-and-play operation on Linux OS without requiring any driver. - [How do I connect my NADAC D to a Mac computer?](http://54.93.173.253/mf_faq/how-do-i-connect-my-nadac-d-to-a-mac-computer/) - NADAC D's USB port supports the standard UAC 2.0 protocol (USB Audio Class 2.0), allowing direct plug-and-play operation on Mac OS without requiring any driver. - [Which settings should I take special care of when connecting a Media Server or Streamer to my NADAC D ?](http://54.93.173.253/mf_faq/which-settings-should-i-take-special-care-of-when-connecting-a-media-server-or-streamer-to-my-nadac-d/) - A Resync Delay setting of 1000ms is recommended to allow NADAC D to properly reconfigure when changing from PCM to DSD. If using a USB connection, the source device must support the UAC 2.0 protocol (USB Audio Class 2.0). The NADAC D hardware supports up to PCM 384kHz/32bits and DSD512. If using Coaxial, Toslink or - [Which settings should I take special care of when using Roon with my NADAC D ?](http://54.93.173.253/mf_faq/which-settings-should-i-take-special-care-of-when-using-roon-with-my-nadac-d/) - A Resync Delay setting of 1000ms is recommended to allow NADAC D to properly reconfigure when changing from PCM to DSD. This setting is available in Roon Settings > Audio > NADAC D > Device Setup. - [What should I take special care of when connecting a CD Transport to my NADAC D ?](http://54.93.173.253/mf_faq/what-should-i-take-special-care-of-when-connecting-a-cd-transport-to-my-nadac-d/) - If using a NADAC C along with NADAC D, it is recommended to use a CD Transport having a 10MHz or WordClock input and connect it to one of the NADAC C outputs, so the clock signal is carried along to the NADAC D through the AES output. It is recommended to use a CD - [Why should I connect my NADAC C to my CD Transport or any devices connected to my NADAC D through AES,
Coaxial or Toslink ?](http://54.93.173.253/mf_faq/why-should-i-connect-my-nadac-c-to-my-cd-transport-or-any-devices-connected-to-my-nadac-d-through-aes-coaxial-or-toslink/) - AES, Coaxial or Toslink are formats carrying their own clock signal along with the audio signal to the DAC and therefore the external clock input feeding the DSC is bypassed in this case. It is then important to clock any source connected through AES, Coaxial or Toslink with the NADAC C if present to ensure - [What should I take special care of when connecting a NADAC C to a NADAC D ?](http://54.93.173.253/mf_faq/what-should-i-take-special-care-of-when-connecting-a-nadac-c-to-a-nadac-d/) - It's recommended to connect the cables before turning on the system and to fully warm up the NADAC C. This can take up to 5 days for a full warming up, however the NADAC C will perform exceptionally well already after a few hours of warming up. - [What should I take special care of when connecting a NADAC D to a NADAC L ?](http://54.93.173.253/mf_faq/what-should-i-take-special-care-of-when-connecting-a-nadac-d-to-a-nadac-l/) - NADAC D should be set to external volume control in the NADAC D settings to output 0dB at all time to the NADAC L. - [What should I take special care of when connecting a NADAC D to a Preamplifier ?](http://54.93.173.253/mf_faq/what-should-i-take-special-care-of-when-connecting-a-nadac-d-to-a-preamplifier/) - NADAC D should be set to external volume control in the NADAC D settings to output 0dB at all time to the preamplifier. It is highly recommended to choose NADAC L as preamplifier for NADAC D for a matching audio quality and user experience. - [Can I connect a NADAC D directly to a Power Amplifier ? What should I take special care of when doing so ?](http://54.93.173.253/mf_faq/can-i-connect-a-nadac-d-directly-to-a-power-amplifier-what-should-i-take-special-care-of-when-doing-so/) - NADAC D can be connected directly to a power amplifier, it enjoys its own internal volume control. However, as NADAC D is a high-performance digital-to-analog converter, to achieve the best sound quality, it is recommended to use a preamplifier, such as NADAC L, between the NADAC D and the power amplifier to properly match the - [What makes NADAC D so special and better than any other DAC ?](http://54.93.173.253/mf_faq/what-makes-nadac-d-so-special-and-better-than-any-other-dac/) - NADAC D is using the True 1-bit technology, requiring extremely good clocking and power supply thermal stability. This makes NADAC D unique and allows it to produce sound quality as close as Analog as it can be. Please find details on the True 1-bit technology on https://www.master-fidelity.com/nadac-d/ - [Where can I find detailed NADAC D specifications ?](http://54.93.173.253/mf_faq/where-can-i-find-detailed-nadac-d-specifications/) - Please refer to https://www.master-fidelity.com/nadac-d/#specifications - [Is the 1-Bit ASIC Clocked Directly by the C Master Clock?](http://54.93.173.253/mf_faq/is-the-1-bit-asic-clocked-directly-by-the-c-master-clock/) - Strictly speaking, the clock driving NADAC D’s 1-bit DAC comes from the [MF Advanced Clock Data Recovery System] , not directly from the NADAC C. The NADAC C’s 10 MHz master clock serves as the reference foundation. However, we still need the clock recovery module because it performs essential tasks like removing residual jitter, aligning - [What makes NADAC C so special and better than any other Clock ?](http://54.93.173.253/mf_faq/what-makes-nadac-c-so-special-and-better-than-any-other-clock/) - Most of the competition clocks on market, being atomic clocks, ordinary active crystal oscillators, temperature-compensated crystal oscillators, and oven-controlled crystal oscillators, are focusing on frequency accuracy. NADAC C unique mastery is about low jitter and low phase noise which is the fundamental factor impacting sound quality and key a proper True 1-bit Digital to Analog - [Where can I find detailed NADAC C specifications ?](http://54.93.173.253/mf_faq/where-can-i-find-detailed-nadac-c-specifications/) - Please refer to https://www.master-fidelity.com/nadac-c/#specifications - [What is the relationship between jitter and frequency accuracy ?](http://54.93.173.253/mf_faq/what-is-the-relationship-between-jitter-and-frequency-accuracy/) - There's no strong correlation between jitter and frequency accuracy. Many people confuse jitter with frequency accuracy, believing that higher frequency accuracy means better sound quality. This is a misconception. Jitter refers to the short-term instability of a clock signal in the time domain, manifesting as random or periodic deviations of signal edges relative to their - [What is the relationship between jitter and phase noise ?](http://54.93.173.253/mf_faq/what-is-the-relationship-between-jitter-and-phase-noise/) - Jitter and phase noise are essentially manifestations of the same physical phenomenon in two different domains (time domain vs. frequency domain), and they can be converted to each other through mathematical transformations. In a nutshell, phase noise is the "spectral view" of jitter in the frequency domain, while jitter is the "accumulated result" of phase - [What makes NADAC L so special and better than any other Preamplifier ?](http://54.93.173.253/mf_faq/what-makes-nadac-l-so-special-and-better-than-any-other-preamplifier/) - Building on the efforts of Master Fidelity to design solutions based on custom made Digitally controlled Analog components, NADAC L has been imagined in this perspective, not only to offer unique features but also to maintain the NADAC D exceptional sound quality output in the following audio chain up to the Amplifier. Please refer to - [Where can I find detailed NADAC L specifications ?](http://54.93.173.253/mf_faq/where-can-i-find-detailed-nadac-l-specifications/) - Please refer to https://www.master-fidelity.com/nadac-l/#specifications - [NADAC L features a Peak Level Meter. Does that mean it uses digital volume control ?](http://54.93.173.253/mf_faq/nadac-l-features-a-peak-level-meter-does-that-mean-it-uses-digital-volume-control/) - Not at all. NADAC L is a digitally controlled analog preamplifier. Its audio signal path for volume adjustment is 100% analog, while digital circuitry is used only for precision control and monitoring. This unique design ensures that the sound remains absolutely authentic and pure. The Peak Level Meter employs an ADC to sample the incoming - [Why doesn’t the NADAC L adopt traditional digitally controlled volume solutions ?](http://54.93.173.253/mf_faq/why-doesnt-the-nadac-l-adopt-traditional-digitally-controlled-volume-solutions/) - Conventional digitally controlled volume schemes usually fall into three categories: Potentiometer + Stepper Motor – Simple and easy to control, but prone to left–right channel imbalance and limited separation. Relay Array – Preserves signal integrity, but frequent relay switching produces audible clicks and high-frequency noise. Electronic Volume Chips – Inexpensive and simple, but their integrated - [What volume control scheme does the NADAC L use, and what are its technical advantages ?](http://54.93.173.253/mf_faq/what-volume-control-scheme-does-the-nadac-l-use-and-what-are-its-technical-advantages/) - NADAC L uses a custom-designed electronic switching chip developed by the MF engineering team and fabricated at a leading European IC foundry using a special low-noise process. Functionally, it is a click-noise-free alternative to mechanical relays, combined with ultra-low TCR precision resistors for pure, transparent performance. With thermal drift reduced to virtually zero, the volume - [What is the background and heritage of the NADAC L ?](http://54.93.173.253/mf_faq/what-is-the-background-and-heritage-of-the-nadac-l/) - NADAC L is not a product created in isolation. Its two lead designers previously developed audio analyzers and studio-grade monitor controllers. This deep background means that NADAC L is both a technical and artistic achievement, excelling in objective measurements and in subjective listening. As a result, it stands as a fully analog preamplifier that balances - [Does NADAC L use a switching power supply or a linear power supply ?](http://54.93.173.253/mf_faq/does-nadac-l-use-a-switching-power-supply-or-a-linear-power-supply/) - The analog stage of the NADAC L is powered by a high-performance linear transformer power supply. In practice, less than 10% of its rated capacity is used, guaranteeing ample headroom for stable dynamics and ultra-low noise. For the control stage, a high efficiency switching power supply is employed. Digital circuits demand higher current, and transformer - [What is Precision AC-Coupling in the NADAC L ?](http://54.93.173.253/mf_faq/what-is-precision-ac-coupling-in-the-nadac-l/) - NADAC L uses AC input coupling with ultra-low dissipation factor film capacitors, carefully matched for precision. Each capacitor pair is measured using a Keysight E4990A impedance analyzer across the 20 Hz – 1 MHz range to ensure channel consistency. This meticulous process guarantees perfect left–right channel matching and absolute transparency, preserving the integrity of its - [Why is there a relay sound at the –8 dB volume position ?](http://54.93.173.253/mf_faq/why-is-there-a-relay-sound-at-the-8-db-volume-position/) - At –8 dB, a rarely used setting, the NADAC L engages a hardware relay using a “gear-shift” concept borrowed from precision measurement instruments. This ensures that even under conditions of high attenuation, the signal path maintains ultra-low noise performance. It is one more safeguard ensuring that the full analog path remains uncompromised at every level - [Why doesn’t the NADAC L include amplification ?](http://54.93.173.253/mf_faq/why-doesnt-the-nadac-l-include-amplification/) - NADAC L is designed as a pure attenuation preamplifier. Modern DACs and phono stages already deliver sufficient voltage output; the primary role of a preamplifier is to attenuate the signal to match amplifier sensitivity, not to amplify it further. By remaining 100% analog and focused solely on precise attenuation, the NADAC L avoids unnecessary amplification - [What are the special features of the NADAC L’s mode selection ?](http://54.93.173.253/mf_faq/what-are-the-special-features-of-the-nadac-ls-mode-selection/) - NADAC L offers five different modes specifically designed for advanced systems supporting bi-amp and tri-amp configurations with ease. This makes it ideally suited for multi-driver loudspeaker setups and complex high-end systems. In practice, this means that NADAC L can integrate seamlessly into demanding installations while preserving the integrity of its 100% analog architecture ## Categories - [all](http://54.93.173.253/category/all/) - [review](http://54.93.173.253/category/review/) - [announcement](http://54.93.173.253/category/announcement/) ## FAQ Categories - [Uncategorized FAQ](http://54.93.173.253/helpie_faq_category/uncategorized-faq/) - [Commercial - Company](http://54.93.173.253/helpie_faq_category/comcomp/) - [Technical - Configuration](http://54.93.173.253/helpie_faq_category/techconf/) - [Product - NADAC D](http://54.93.173.253/helpie_faq_category/productnadacd/) - [Product - NADAC C](http://54.93.173.253/helpie_faq_category/productnadacc/) - [Product - NADAC L](http://54.93.173.253/helpie_faq_category/productnadacl/) ## FAQ Groups - [MF FAQ](http://54.93.173.253/MS_FAQ_group/msfaq/) - [MS Sales](http://54.93.173.253/MS_FAQ_group/ms-sales/)