HIFICLUB Portugal reviewed the ERCO Ferrum has been receiving reviews from around the WORLD and this time is no other,but from PORTUGAL- by HIFICLUBE.NET. We’ve been honored to receive last years’ review on Hypsos and OOR; and just a few … Read More
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Headfonics OOR review
Marcus Downey from Headfonics reviewed OOR some end of 2021. We invite you to read the review of our Ferrum OOR Headphone Amplifier. READ THE REVIEW an excellent score of 9.3 out of 10! The end of the year couldn’t be better.#oor #ferrumaudio … Read More
Soundfest Madrid with Ferrum Audio
SOUNDFEST MADRID 2022! THANK YOU ALL who participated the Soundfest, Madrid on the 1-3 April 2022. For ones who missed, don’t worry! There will be plenty of chances ahead of us. This event was an absolute pleasure to interact with you, after … Read More
Erco Review by Headfonia
ERCO reviewed by HEADFONIA Enormously grateful to receive an exceptionally thorough review from HEADFONIA on our Ferrum ERCO. Did you have the chance to read it? If not, you must definitely take your time to go through. „ERCO has a more … Read More
ERCO Anatomy video
We happy to share our latest video! “ERCO ANATOMY LESSON”. See and learn more in the 8 minute video about ERCO fully balanced headphone DAC/AMP! Enjoy the video and If you have any questions please us know. Subscribe to our … Read More
OOR reviewed by High Fidelity.pl
OOR Reviewed by Wojciech Pacuła High Fidelity Poland reviewed the Hypsos whe it was introduced. Now it is time to listen to OOR. ” Its sound is clear, resolving and well-balanced tonally..” -Wojciech Pacuła Read the reviews on High Fidelity.pl … Read More
6Moons reviews Erco – “It’s what I heard. No barfing braggadocio.”
6moons was one of the first the get our Erco for review. Please check out the 4 page review at 6moons.
CHECKOUT THE OOR HEADPHONE AMPLIFIER WHITE PAPER!
What makes OOR special First of all OOR has unique discrete output stage. It is not class A, it is rather something between class A and AB. OOR doesn’t have full-time operational current source, which forces the current through one … Read More
Power supply, Ferrum Hypsos, energy under control by Audio & Cinema em Casa PT
Happy to share the Hypsos review from Audio & Cinema em Casa Portugal by Jorge Gonçalves – We translated the conclusion for you. If you want to read the Portugees file please check the link below. The Hypsos power supply … Read More
The ERCO definitely convinces me as a headphone amplifier..
When HEM’s boss Marcin Hamerla announced a Ferrum headphone amplifier/converter combo some time ago, I spontaneously thought of a DAC with headphone output. But the ERCO is anything but that: Not only at first glance it looks like a headphone … Read More