@Rob Watts , first, thank you for your answer, I never thought that you could be answer, I'm very fan of your products that had keep me away from vinyls (until now ;) ) for joy of my wallet. Second, I'm agree with you, it seams of total logic that than amp with the double of tubes could have...

@JaZZ, @UELong , exactly, I meaning the connection with EAR 534, this are his specifications, @Rob Watts could be an "incompatibility"? Power output: 50 watts/channel; bridgeable to 100 watts mono; (24Hz – 15kHz at 1% THD into rated load) Power Bandwidth: 15Hz – 40kHz at < 3% THD...

Hello, I have a Hugo 2 since a year, great device. I use it with Beyerdynamic T5p with lovely results, and in my main system with a Leben CS-300F (Integrated tube 15W) to a Devores Orangutan O/93, great sound, but I feel little lack of power. So a month ago I bought a E.A.R 534 (poweramp 50w), a...