|   
   
         | 
        
          | 
              
                | Brand
                  
                   | Orion
                   |  
                | Model
                  
                   | 331
                  
                   |  
                | Country 
                   | Hungary 
                   |  
                | Year
                  
                   | 1950 
                   |  
                | Frequency range
                  
                   | Long
                  Waves 715-2000 m.(150 - 420 Kc), Medium Waves 185 – 570 m.(525
                  - 1580 Kc), Short Waves 16 - 50 m.(6 - 20 Mc)
                  
                   |  
                | Tubes 
                  
                   | ECH21 - ECH21 -
                  EBL21 - AZ1- EM4
                  
                   |  
                | Intermediate frequency | 473,6 Kc |  
                | Power supply
                  
                   | 110 / 120 /
                  150 / 220 V. a.c.
                  
                   |  
                | Measure of the case
                  
                   |  51,8 cm
                  wide; 36,5 cm tall;
                  26,5 cm deep.
                  
                   |  
                | Overall dimensions
                  
                   |  53 cm wide; 37,5
                  cm tall; 26,5 cm deep.
                  
                   |  
                | Weight
                   | 10,5 Kg
                   |    Orion
            331 it’s a simple but
            very good superheterodyne set, it  works very well and
            can receive several stations on medium, long and short waves.The left knob operates the power switch / volume control and the right
            knob is for the tuning. The central knob operates the tone control.
 
            
            The rotating switch
            band is operated by the knob in the right side of the cabinet. 
            |       
   |   
 
  
   |