Recent content by IdahoSwing58

Koa grain tends to be pretty wavy. Might be hard to dress with a plane and scraper. See other posts - sanding, oft required on a board with wavy grain, does not typically result in a smoothly curved surface, but with some waviness/bumpiness. This is a hypothesis, not based in experience.

I have been working on this old Cervini ply bass, learning as I go. I fit a new Gollihur adj. bridge last weekend (the old one was not quarter-sawn, and had really wide grain at about a 45 deg angle to the face; real cheapo, sloppy-loose adjusters; etc. - no wonder it warped). In being careful...

The octave E is an overtone... >Obviously 1st harm. There isn't anything wrong, you probably just have a good enough ear to recognize the overtones from a note... >Nope. You can see the node at the string half-length - primarily the octave E being excited. What kind of rosin are you...

First, I'll say I am completely new to DB, but have some experience in guitar luthierie, and a long woodworking background. I have a science and engineering background with good knowledge of vibration/sound physics. Before I get the usual comments (I've been reading here for a couple months) -...

I just picked up this F. Cervini bass today. I assume it is from the Saga instruments family. They still have Cervini cellos and violins listed - I guess they don't make the Cervini basses any more. This one has an "Anno 19..." label, but no year as I can tell was filled in. It has "HB 50"...