sbelyo
500+ Head-Fier
- Joined
- Jun 9, 2004
- Posts
- 657
- Likes
- 10
I was all set to order the transistors from bdent.com and the 2SK389 is out of stock and discontinued. What can I put in its place? Or what did you fellow dynahi builders use?
Originally Posted by Pars Who told you they were discontinued? |
Originally Posted by amb Pars, the separate versions are 2SK170 (N-channel) and 2SJ74 (P-channel). Since these are not formed on the same substrate you will see much more variations in Idss between units. To get good matches might require a fairly large number of them and a lot of time to test. |
Originally Posted by Pars If you didn't want to match transistors and FETs, you probably picked the wrong amp to build. |
Originally Posted by sbelyo I'll match them, it's just my least favorite part. I found some 2sk389's but they are $17.50 each. At that price people must know they are discontinued. |
Originally Posted by dgardner The 2SK389 is not a lost cause yet. I am attempting to get a pile from some trustworthy brokers. I will share what I get with the headfi users at no profit... BTW, I have hundreds of 2SJ109 parts. |