4-string bass guitar from Ampeg
The Ampeg ADA4 is a near-exact replica of the original Ampeg Dan Armstrong "Plexi" bass.
![[NAMM] Ampeg reissue the Plexi Bass](https://img.audiofanzine.com/img/product/normal/7/8/78817.jpg?fm=pjpg&w=334&h=243&fit=contain&s=12fa20e269a285a81f2c9fd2a1891185)