Bottlehead tube amps, biamped DIY Voxativ speakersHow does thebeepre compare to commercial offerings? I've been wanting to build one but I do have a vacuum state svp2 that I love. It is a 6dj8 based pre that retailed for around 7k. Will I be w... posted over 9 years ago | View comment | |
Albert Porter's SystemThe one thing I will say about Sophia tubes is while they sound good I, and my friends have had problems with reliability. For me so much that I swore off of them. That and the fact that Richard is... posted over 9 years ago | View comment | |
Albert Porter's SystemA couple of friends and I had a 300b shoot out with Sophia RP, takasuktis, and shuguang black treasures. We used them in a mastersound compact 300B and they were all well broken in. The taks were a... posted over 9 years ago | View comment |