STEREO Magazine Archive
Hifi Exclusive: HIFI EXCLUSIVE INTEGRATED AMPLIFIERS
CLASS A COLOSSUS
published in Issue 13/2017, Page 27
Progressive Audio has been following its own path since the mid-1990s, and the A 901 with its exotic-looking silicon carbide transistors and Class A technology including switching power supply continues this story.
![CLASS A COLOSSUS](https://archive.nitschkeverlag.de/archive/StereoMagazine/2017/13/027_STI-13-HiFi-Exclusive_27-01.jpg)
![CLASS A COLOSSUS](https://archive.nitschkeverlag.de/archive/StereoMagazine/2017/13/027_STI-13-HiFi-Exclusive_27-02.jpg)
![CLASS A COLOSSUS](https://archive.nitschkeverlag.de/archive/StereoMagazine/2017/13/027_STI-13-HiFi-Exclusive_27-03.jpg)
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STEREO Magazine Archive
The archive contains all articles published in STEREO Magazine. You can download each article in PDF format.