"I bought a similar amp on ebay- like yours it was a PCB and little bag of components I had to google the numbers to place them. Sounds like you got it working. Watch out, making those little amps can be addictive.…"
"The 36" stick would normally be for a thru neck in which the neck goes through the box and extends a couple inches out the other end. Sounds like you are making a bolt on neck. You need a much shorter board - maybe 24" or so.…"
"I have made several amps in Cigar Boxes and they are a lot of fun. I also have the Mustang I Amp. With all the "modeling" options it is a great $100 investment. i would say buy the Mustang to get you playing &…"
"If the neck pocket can be cut open to the lid, I use the Japanese back saw I use for cutting frets. Then a coarse file to finish. still not always perfect, but it is a stick in a box isn't it? - First have to make sure there are…"
"Yep, From your pic I would say both. Looks like the 5th is hammered down good & tight, but 6th maybe can be hammered down some more? I vigorously hammer all my frets tight to the board & have not had to sand / dress them yet."