Especially, I couldn't locate the ICI LM308, so I changed it with CA3130. Likewise, I'd to interchange the transistor 2N5458 with NTE312. I suppose my difficulty lies in my bad option of alternatives for equally transistor and ICI. Could any person recommend some choices? Voor de veiligheid en privateness van https://karelz580dgi5.aboutyoublog.com/profile