Thanks again!

Thanks! Do I need to worry to about the maximum or average output?

Hi guys,   I bought a Meier Prehead-1 a few years ago in the U.S (so it's 110V version). Recently I just moved to mainland China where the voltage standard is 220V. I need help on the technical details of the amp, such as the maximum output or current in order to choose a proper current...

Thanks all guys! I haven't thought the post would be 3 pages long. May I conclude that other than the safety issue, the beta 22 is well built and worth to purchase? Since the seller finally replied my PM, I think I can negotiate the deal with him.

Hi guys, I found a beta 22 for sale (FS: Three Channel Beta22 - Head-Fi: Covering Headphones, Earphones and Portable Audio), but I am not sure if the unit is well built. Please help me evaluate the amp. Thanks!

Thanks all guys. It seems like there are several choices out there. To CapQ: Would the difference between each DIY Beta 22 to be significant? To jeplg: Thanks for your advice, but I plan to stick with my current cans. To Currawong: I will search ROC and Phoenix, thanks for your advice. To...

Could anyone talk about the characteristics of BETA 22? Thanks!

Would please name a few other than rudistor?

Thanks guys. Would there be any commercial amp that is equivalent to Beta 22?

Hi, I need some help to upgrade my system. My current system is Audio Research CD2 +corda prehead-1 HD600/K501/DT990. I listen to classical music(symphony, concerto,piano,etc) 99% of time, and my budget for the comming SS amp is about $1K. It doesn't matter if it's new or not. I hope with the...

Thanks for your remind.

Thanks for more advice! Now I have to compare them.

Thanks! $29 is really a fair price.

Thanks for you guys' advice. I am using a cheap PC power cord right now, and few the sound (with K701) is sometimes cold and thin, especially for violin music. I don't doubt the quality of prehead, so I address the problem to poor PC power cord.

I recently got a corda prehead-1 amp with no power cord. I plan to spend <$50 to purchase suitable power cord for my new amp. Please give me some advice. Thanks!