TheoryFreq was a series of AM/FM radios. 1964-1972 1972-1981 1981-1986 V • T • E Theorysonic Operating Systems: TSUG (Other) | PTSUG (Other) | TVTSUG | WTSUG | STSUG Hardware: TheoryCore | TheoryDesk (Go | Mini | Regular | Pro) | TheoryBook (Go | Compact | Regular | Duo | Pro) | TheoryPencil | Portosic (Classic | Radio | CD | Digital | MC | Mini | Shuffle | TV | Touch) | Audvia | Portowatch | TheoryPhone (Z series | M series | A series | Mini | Go | Note | FZ series) | BendyPhone | TheoryTablet (Mini | Regular | Pro) | EyeCam | TheoryWatch | Nehervia (3D | UW) | TheoryCast Music: TheoryMusic | Digibeat Electronics | TheorySing (Plus) | Musicard (Musicard Viewer) Services: TheoryCreative (Paint | Illustrate | Movie | Flash | Audition | Designer) | TheoryMedia | TheoryShop (Apps | Books | Games | Movies & TV | Music | News) | TheoryNote | Theorysonic One (Mail | Contacts | Cloud | Planner | Meet | Wallet) | TheoryOffice (Note | Access | Document | Excel | Exchange | Lisao | Outlook | Presentation | Project | Publisher | Teams | Visio) | Quicky | C-Dev Gaming: Theorysonic Studios | AGX Studio Consoles: Tournament (200 | 400 | 650 | 875 | 1100) | Theorysonic Hyper-System | Theorysonic Codear (Theorysonic CD) | Theorysonic 3DO | VR Buddy | Theorysonic Sphere Box | Theorysonic Chaos | Theorysonic Pyramid | Theorysonic Swift Handhelds: Theorysonic Blue King | Blue King Color | Theorysonic Titan Other: Star Web | Red Star | NTML | PortoDrive | TheoryDrive | RealityX | Reality3D | TheoryExpo | AirFresh | Videocard (Videocard MobilePlayer) | DVD-HD Defunct: TheoryTron | TheoryFreq | Theorynet | LenseNet | TS-DOS | Titanium Video Disc | Theorysonic Application Suite | Theorysonic Communicator | TheoryPDA | TheoryDesk TV | TheoryDesk Lite | TheoryBook Lite {{{footer}}} Categories: Theorysonic 1964 Fictional radio sets Community content is available under CC-BY-SA unless otherwise noted.