'Not An Ordinary Resister' Interview with Peter Qvortrup, INNER magazine.
Factory tours and Life in the fast lane with Peter Qvortrup
The Audio Note Factory Tour - AV Showrooms (Nov. 2017)
HIFICRITIC - Man of Note (interview with Peter Qvortrup) (Jan-Feb 2016)
CDT-Six by Andy Grove
The Luxury of personalised
Audio Note Performance Level System
Are You on the Road to Audio Hell!?
So You Thought Your Amplifier was Balanced?
The Black Gate Essay
The Negative Effects of Feedback
The Audio Note Transformer Design Philosophy
The Audio Note Group C, Double C-Core Output Transformers
The Ankoru Writings - Andy Grove
British Airways Article - "Making It" (May 2000)
Audiotechnique from Hong Kong visit Audio Note (Oct. 2013)
Audio Qvortrup; Meeting with an Audio Note-ability.
Measurements of Amplifier Peak Output Voltages Under Dynamic Conditions and Into a Real Loudspeaker Load (Part 1 - Part 2,
Audio Innovations P-2 Phono Amp modification
Fusing Output Valves
A modified Audio Innovations L-2 Line amplifier
A Complete System - Cai Brockman