What (yamaha?) bass is this?

[Low Sound Love]

http://www.2dehands.be/muziek/muzie...itaar-yamaha-86143728.html?list_cat=basgitaar


Sorry can't link the pic directly. It's a Yamaha alright, but that's where my info stops. Any hints on this one?

 

[Nobody]

Looks like an old RBX.

Here's a pic of a 4 string.

http://1.bp.blogspot.com/_ESX5FjVavoY/SiV2YAING9I/AAAAAAAAAEs/rI-1fJbQF-M/s320/YamahaRBX-1.JPG