Swanbon is founder and president of Fidelis Premium Audio, a longstanding audio dealership in "tax-free" New Hampshire that serves a broad swath of New England, from Greater Boston to Maine. He also handles US distribution for several lines and sells records at his Nashua showroom, a 35–40-minute drive from Boston. During a conversation via Skype, Swanbon expressed concerns and even a few grievances about the state of our industry…
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He is also a fan of phase coherency and flat frequency response. Indeed, Dr. Kubo—an engineer and a medical doctor—claims both of those qualities for Haniwa's HDSA01 integrated amplifier and HSP01 single-driver "full-range" loudspeaker (footnote 1): Despite his being an analog fan, Kubo's integrated…
Berlin Philharmonic: Bruckner's 7th Symphony
BPM D2D 2 LP test pressing
Raconteurs: Help Us Stranger
Third Man LP
Sasha Cooke/The Colburn Orchestra: If You Love For Beauty
Yarlung LP
Teodross Avery: After the Rain: A Night For Coltrane
Tompkins Square LP
Tyler, The Creator: IGOR
Tidal, Qobuz until vinyl arrives
Betty Carter: The Music Never Stops
Blue Engine Records 2 LPs
Michel Legrand: Legrand Jazz
Impex 45rpm 2 LPs
…
I spend a lot of time measuring headphones and talking about the measurements. Well ... why hog all the fun? Below you'll find a step by step run-through of InnerFidelity's headphone measurement procedure for InnerFidelity's headphone measurements, which can be found here.
Enjoy!
Headphone Measurement Proceedures - Introduction and Equipment
Headphone Objective Measurements Overview
There are two camps in the world of audio: objectivists and subjectivists. In an oversimplified summary, objectivists believe…
Headphone measurements are complicated and relatively difficult to interpret. The following is written to help you understand InnerFidelity's headphone measurements, which can be found here.
Frequency Response
Understanding the Problem
Headphone frequency response measurements are not only difficult to make, but also quite difficult to interpret. Headphones can't be measured with normal measurement microphones, they have to be measured like they are used—coupled to a microphone that mimics the acoustic…
All current headphone amplifier measurements can be downloaded in a single PDF book here.
Updated to fix links and add sheets: February, 2016
Clicking on a link below will allow you to download one datasheet at a time.
Single-Ended Solid-State Amplifiers
AURALiC Taurus MkII
Antelope Zodiac Platinum
Bakoon HPA21 Current Output
Bakoon HPA21 Voltage Output
Burson Audio…
Explanations about what the measurements mean can be found here.
A description of the equipment and how the measurements are taken can be found here.
All current measurements can be downloaded in a single PDF book from 2016 here.
Updated to fix links and add sheets: July 11, 2017
Clicking on a link below will allow you to download one datasheet at a time.
Full-Size Open…