You can take the covers off and see what board is in it, most likely built by Ranger.Thats pretty interesting, now i wonder what i got my self into, i assume parts will be nonexistent, needs a couple of knobs for starters.
Are they worth fixing up?
No, I don't believe so. It strikes me as a Cybernet radio, and I think this is most likely the service manual that would work for it.You can take the covers off and see what board is in it, most likely built by Ranger.
The 148 gtl-dxf was another that said Cobra on it built back then, almost a direct clone of the Connex 4800 DXL.
73
Jeff