Q. I'm ordering 81-0474 as an alternative to BC 557 and 81-0468 as an alternative to BC 547. Can you please confirm this is correct and give me an alternative to BD137 which doesn't register on you catalogue. thanks again.
A. Hi Steve. Thank you for your question. 81-0474 is an alternative to BC 557 and 81-0468 is an alternative to BC 547. An alternative for the BD137 is 81-0162.