| Year | Type Hallicrafters | Ref. | Tubecomplement | 
    
      | 50 | 414 | sch | 6AU6, 6J6, 2*6BA6, 2*6SH7, 6H6, 6SJ6, 2*6K6, 5Y3GT/G | 
    
      | 47 | EC112 / EC113 Echophone | sch | 12SA7GT/G, 2*12SK7GT/G, 12SQ7, 35L6GT/G, 35Z5GT/G | 
    
      | 45 | EC-1B Echophone | sch | 12SA7, 12SK7, 2*12SQ7, 35L6GT, 35Z5GT | 
    
      | 37 | S15 Sky Challenger | sch | 6K7, 6L7,6C5, 3*6K7, 6Q7G, 6F6G, 80 | 
    
      | 39 | S19R Sky Buddy | sch | 6K8, 6k7G, 6Q7, 76, 41, 80 | 
    
      | 37 | S20 Sky Champion | sch | 6K7, 6J5, 6L7, 6K7, 6J5, 6Q7, 6F6, 80 | 
    
      | 49 | S43 | sch | 6GA6, TF8, 6SG7, 2*6SH7, 6AL5, 6J5, 6H6, 6SQ7, 6V6, 5Y3GT | 
    
      | 50 | S53 | sch | 6BA6, 6C4, 2*6BA6, 6H6, 6SC7, 6K6GT, 5Y3GT | 
    
      | 50 | S55 / S56 | sch | 6AG6, 6J6, 2*6BA6, 2*6SH7, 6H6, 6SJ7, 2*6K6, 5Y3GT/G | 
    
      |  | SP-44 Skyrider Panoramic | sch | 6SG7, 6AC7, 6SA7, VR-105, 6SG7, 6SQ7, 6SN7, 6AP-A, 2*5X5 | 
    
      |  | SX73 | pdf |  |