Tyll Hertsens

Sennheiser HD569 Around Ear Sealed Headphones

This story originally appeared at InnerFidelity.com

Sennheiser has been "remastering" their line-up for the past little while and I've been itching to get a little ear time on some of the more affordable models. In a marvelous turn of events, they sent me a couple of boxes filled with headphones for me to measure, evaluate, and cherry pick for for good values. Here's the first one...

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Audeze iSine 20 Planar Magnetic In-Ear Earphone

This story originally appeared at InnerFidelity.com

When first I saw the Audeze iSine models I wondered to myself, "What the heck are these for?" and, "Who will want these?" I'd never heard of an open acoustic in-ear before...heck, I'd not even thought of the possibility. Why in the world was Audeze even going down this road? I spent some time on the phone with Sankar Thiagasamudram, founder and CEO of Audeze, to gain some understanding.

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Sony MDR-Z1R Sealed Over-Ear Headphones

This story originally appeared at InnerFidelity.com

Twenty five years ago when I started HeadRoom and built the first commercially available portable headphone amplifier I said to myself, "The day Sony decides to enter the fray with a portable headphone amp my mission will be complete." That happened a few years ago and I've found it quite entertaining to watch this humungous consumer electronics company try to snuggle into our tiny headphone enthusiast niche.

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ZMF Atticus Sealed Over-Ear Headphones

This story originally appeared at InnerFidelity.com

To my eyes, the Atticus is one half of a two part experiment by Zach Mehrbach, Founder and CEO of ZMF Headphones. His past has been dominated by the venerable, but in my opinion underperforming, Fostex T50RP planar magnetic driver. I guess Zach sees his future with a more modern—though more common—dynamic driver. It seems to me he's designed these latest two headphones as an experiment to find out just how good a headphone he can build using two different types of dynamic driver: the Atticus with a TPE (Thermoplastic Elastomer) diaphragm driver; and the Eikon with its bio-cellulose cone and rubber surround.

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ZMF Eikon Sealed Around-Ear Headphones

This story originally appeared at InnerFidelity.com

On the one hand you have Sony, Sennheiser, AKG, and the like mounting big bucks R&D efforts to grab at the various brass rings in the headphone world; and on the other hand you have a guy like Zach Mehrbach, Founder, CEO, and Chief Cook and Bottle-Washer at ZMF Headphones, who's artisanal approach is less mental and measurement, and more heart and art...lots more.

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