Hi! Here is the 3rd instalment of my ETF2013 report: Yesterday evening I had the pleasure to listen to this vintage Klangfilm syste...

Hi! More impressions from the ETF: A beautiful amplifier using Eimac tubes and mercury vapour rectifiers: There are all ki...

Hi! Just arrived at the ETF 2013 in Berlin and would like to share some initial impressions. As every year tube amps dominate b...

Hi! In the last article about the UX201A Sound Processor I presented the power supply circuit . Now we will have a look at the assembly...