It covers the 2.5-20 MHz shortwave frequencies with 6 bands. Output power of the AS 59 is 200 watt (A1 telegraphy) or 50 watt (A2/A3). It was often used in combination with the Torn.E.b. and Kw.E.a receivers.Fig. 59: the Telefunken "AS 59"The front panel has a keying-input...