Standard electric bass neck married to a Full-size cello.
A mathematical relationship.
It's a Busker Bass
That you can play anywhere.
When joining parts from disparate origins certain objectives need to be satisfied for success.
In regards to this design, the object is to retain the original location of the bridge on the cello. This is not completely necessary on an instrument with pic-ups because the pic-up is the source of the signal rather than the carved top of the cello, but when you play it without the amp it sounds better when the bridge is "where it should be". And it looks proportional aesthetically as well.
The end pin is still there as well, so you can play it sitting on a chair or stool. Or, standin' up, if you are short.
When I had time...
I tried different combinations...
When a Standard scale electric bass neck is married to a full-size cello in the correct location (measured from the bridge on its original mark) there is just the right amount of overlap to mount it securely to the heel block.
Some internal modification is necessary which may require the front of the cello to be removed.
If you look at this and worry about the last 4 or 5 frets then you probably sho-off too much when you are trying to make music.
out of many, one.
E Pluribus Unum was once the motto of the United States of America and references the fact that the cohesive single nation was formed as the result of the thirteen smaller colonies joining together.