This is crazy times we living. Some small set of RNA instructions tightly packed in a right container stopped whole world… But as saying goes: “Every bad situation will have something positive….”...
Last couple of weeks I was busy with upgrading my acoustical measurement kit. Lot’s of new and interesting (I hope) content. First, there is a main article “Measurement Microphones & Calibration”...
Another story about unfortunate purchase of a friend of mine. It has all the right ingredients for a good novel. Unpretentious beginning, developing suspension, death of the hero and a sudden plot twist...
This is the story of one particulate Vifa speaker that means a lot for me. It marked the beginning of my journey to the wonderful world of acoustics. I decided to write this article as a commemoration...
Finally. After almost 5 years I managed to find enough time and write this article. It was quite a journey for me personally and I enjoyed every minute of it. Having HPM-100 on my test bench was a very...
Another DIY project that I finished recently. This was a really, really long time coming. It took me more time to finish it then I anticipated originally, but after all said and done – I’m...
Although there is still bunch of content to publish in other category’s I decided to make a new one! (I know , I know…) So here it is – DIY. Why? Because for a lot of what I know...
And winter is here! Time to crank up those sweet vacuum tubes for heating and get back to audio projects. There was a couple new additions to lab equipment over the summer that deserve at least their...
This is a second article of the series, and here I will make a small overview of the design and engineering decisions, made by senior NAD engeneer Bjorn Erik Edvardsen, when designing this particular...
In this article, I will walk you through another restoration of an classical stereo amplifier. Some small fixes took place as well as upgrade to a new volume resistor attenuator and full blown overhaul,...