Hi Everyone, This is the first build thread I've done on Head-Fi, thought I'd give it a try. I'm building a 'Papa Rusa' HPA which is a design published by Wauwatosa Tube Factory. I have already built an OTL amp but was looking for something that would work with all different impedance...

Hi everyone, I've been a member of Head-fi for a while and have visited sporadically over the years. After finishing my first DIY amp build I thought i'd come and share it with you guys. I'm a novice when it comes to electronics, especially tube amps, so I am fortunate to have the help of my...

Hi Everyone,   I have a pair of Sennheiser HD25 SPs and became sick of breaking cables and ordering costly replacements. I decided to construct my own custom using Mogami cable and the Cardas Sennheiser plugs. I had never seen these plugs used on the SP version of these headphones (only HD 25...