Telefunken Opus Studio 2650 MX-HI-FI STEREO Restored radio, new tubes The tuning indicator (magic eye EM87) does not react, the stereo indicator works. Telefunken Germany (TFK), telefunken mbH wireless telegraph company Year: 1965-1968 Lamps / Tubes: 6: ECC85 ECH81 EF89 EAF801 EM87 ECF80 ZA1004 Super heterodyne articles (in general); FI/IF 460/10700 kHz 8 AM channels, 12 FM channels Wavelengths: OM (PO), OL (GO), OC and FM (MF) Alternating Current (AC) / 110, 125, 220, 240 Volts This model requires one or more external speakers (8 ohms). Output power: 30 W De Radiomuseum.org Model: Opus Studio 2650 - Telefunken Germany TFK Shelf unit Size: (Length x Height x Depth) 650 x 255 x 270 mm (25.6 x 10 x 10.6 inches)