This listing features an antique shelftop Radio brand: Philco Radio & Telev. Corp. Year Of Manufacture: 1941 Frequency Range: 540 - 1600KC - Tube lineup: 35Z3 Rectifier, 50L6GT Output, 7C6 2nd Det/AVC/1st Audio, 7B7 I.F. Amp, 7A8 Converter, 7C7 R.F. Stage Schematic: Available here, courtesy of Nostalgia Air. Riders 12-44. This radio is in good playing condition however it doesn't have a backing.