TubaForum.net

This popped up in my search because of a typo in the ad. Cool thing, though. Some history on the company can be found here.

https://losangeles.craigslist.org/sfv/m ... 51623.html

That’s kind of fun. I found a portable version in a garage sale about 1975 and paid $3 for it. Since then it’s been in my Dad’s collection of archival audio machines, and he’s used it to recover some old recordings for friends.