ALIENPOKER NO FURTHER A MYSTERY

Ahead of putting in it, I examine the specs on it, and recognized which they were being distinctive from The outline in the schematics. The TIP42s are NpN type transistors and the 1 I bought was a pNp kind. So, I contact the store and he checks once more. Yep, he had given me the incorrect section. I return to The shop and exchange it for the right