Manufacturer : Telefunken Type : T3W Produced : 1928 - Germany Frequency range : MW, LW Receiving mode : audion - regenerative Tubes : 2x REN1004, RE134, RGN354 Speaker, phones : high impedance external speaker (1k - 2k ohms)          or headphones Telefunken type E.H. 333 (2x 2000 ohms) - these          must be connected on the radio with properly attenuation circuit Power supply : 110V,220V/ 50 Hz Receiving estimation (1-10) : 8 Global estimation (1-10) : 9 Specials : needs long wire antenna and ground Note : rare and wanted