From mate.stubb@gmail.com Sat Sep 23 16:35:14 2006
Subject:Re: how different is an A-143 from a B-3?

There IS one audible difference between A-100s and B-3 / C-3s. The A-100 had
a resistor change inside the vibrato switch box, and has a deeper chorus
vibrato than a B-3.

Moe