Most were marketed under the brand of Morse Electrophonic.
Did not sound half bad-think mid 70's jukebox sound. Quality of design and construction was poor. Technicians avoided them if at all possible. Used low end BSR changers, often with ceramic carts.
How do I know all this?-I had one.
I think they all should have been sold with a Frank Zappa 8 track featuring "Dancin' Fool"
Yowza yowza yowza