This shouldn't happen to any tubes, right? I have a pair of GE 6AS7GA tubes, and when I taken them out of the sockets and given them a gentle shake, they sound like a pair of maracas... I have never had any 6AS7GA tubes before, but I think this shouldn't happen, right? It sounded like...

I'm running my WA2 on stock driver and rectifier tubes and GE 6AS7GA power tubes, and driving HD 800s with it. This combo is beautiful when the volume knob is lower than 12 o'clock. However, when I am listening to some "quieter" tracks (such as some classical music), and having to turn the knob...

Bought this amp from a fellow headfier. This is going to be my end game amp for the foreseeable future. I plan to try it with different can and improve its performance through various mods. Being a noob DIYer myself, I would appreciate all the help and advices I can get from our community. A...

I don't think LD is getting enough love from our community in general, but I think it's a bit ridiculous that there is absolutely no information on LD's current flagship LD Y1 on head fi. Of course this is partially LD's own problem, and the product is not even on their own website. So, has...

I first found them when searching for electrostatic amp. I gotta say they look very good, and get some decent review from some Chinese forums. However, I can't find any impression/review on Head-Fi. Has anyone tried these before? Link...