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Listening: My iPhone Adventure with Yazaki-san's Improved U4! Part 1.


Greetings friends, I hope you are doing well! I really love my A-V system that's based on vintage Altec A5 Voice of the Theatre loudspeakers. There's just something really fun about watching a movie with actual movie loudspeakers from the early days of movie theaters.  My Altec A5s have crossovers based on Jean Hiraga’s superb... Read More »


Listening: Duelund DCA10GA tinned-copper speaker cables - the art of tone!


If you're not familiar with the Duelund Coherent Audio's tinned-copper cable product line you can catch up by reading my An Adventure in the Art of Tone with the Duelund Coherent Audio DCA Series of Tinned-Copper Cables article in Positive Feedback HERE.  When I went to fetch the link for the article, just now, I... Read More »


Today's Fresh Catch: iPhone Adventure with the Improved U4 by Yazaki-san!


I hope you've had a chance to read through the latest article by Yazaki-san, A New & Exciting Audio Adventure from Yazaki-san: The iPhone Adventure!, where he describes the fun that he and friends have been having with their iPhone Adventure and the "Improved U4" Bluetooth/USB DAC.  As I mentioned in Yazaki-san's latest article, I... Read More »


Technical Insights: Andy Grove on the R&D adventures leading to the new Audio Note (UK) AN-E Field Coil Loudspeakers!


Greetings friends, I hope you are well! Back in 2019 I had an illuminating visit with Peter & Daniel Qvortrup, and all of the Audio Note (UK) family, at their facility just outside of Brighton, England. I was impressed with Audio Note (UK)'s passionate approach & devotion to developing the ultimate in audio performance for... Read More »


Jeff Checking In: March Madness with Acoustic Revive, Audio Note (UK), Leben Hi-Fi Stereo Company, Spec Corporation, Yazaki-san, and more!


Greetings friends, I hope you are well! It is March Madness here at Jeff's Place! No, no, I'm not talking about basketball, March is all about audio (and video) here at Jeff's Place.  Acoustic Revive If you haven't had a chance to catch up on the latest Acoustic Revive news yet, you can see it... Read More »


A New & Exciting Audio Adventure from Yazaki-san: The iPhone Adventure!


I have an exciting DIY audio & music adventure to share with you that was developed by Mr. Shirokazu Yazaki and Mr. Jun Honda: The iPhone Adventure.  However, before I share Mr. Shirokazu Yazaki's latest audio adventure article with you, I thought it would be a good time to reintroduce him, as many of you... Read More »


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