DX-390 (200-0214) Specifications Faxback Doc. # 8185 Semiconductors: LSI.......................................................................1 FET.......................................................................8 IC.......................................................................11 Diodes...................................................................49 Transistors..............................................................45 Circuit: FM...............................................................Heterodyne LW/MW/SW.......................................Double-Conversion Heterodyne Frequency Range: FM.............................................................87.5-108 MHz LW..............................................................150-519 kHz MW.............................................................520-1710 kHz SW.........................................................1.711-29.999 MHz SW Sub-Bands: 2.300-2.495 MHz (120 meters) 1.650-12.050MHz (25 meters) 3.200-3.400 MHz (90 meters) 13.600-13.800MHz (21 meters) 3.900-4.000 MHz (75 meters) 15.100-15.600MHz (19 meters) 4.750-5.060 MHz (60 meters) 17.550-17.900MHZ (16 meters) 5.950-6.200 MHz (49 meters) 21.450-21.850MHz (13 meters) 7.100-7.300 MHZ (41 meters) 25.670-26.100MHz (11 meters) 9.500-9.900 MHz (31 meters) Antenna: LW/MW......................................................Built-In Ferrite SW.........................................Telescoping or Optional External FM..............................................................Telescoping Output.....................................................700 mW @ 10% THD Jacks: External Power.....................................................DC IN 6V Stereo Headphones..................................................1/8 Inch Power Sources: Back-Up......................................................3 AA Batteries Primary.....................................................(4) D Batteries AC................(Requires Optional Adapter; 6V/400mA Center Tip Negative) DC................(Requires Optional Adapter; 6V.400mA Center Tip Negative) Battery Life (Alkaline Batteries): Back-Up (Radio Off)..........................................Up to 375 Days Primary................................75 Hours Continuous Operation @ 50mW Dimension.....................................7 1/2 x 11 7/8 x 2 7/8 Inches Weight.........................................3.64 lbs (Without Batteries) (RLR-09\16\93)