AN/FRR-42 and AN/FRR-43 Receivers 
- System Description & Configuration Information
Components
  
    | FRR-42 | FRR-43 | Module | Purpose | 
  
    | 1 | 3 | SB-142A/FRR-24 | Bandswitch control panel | 
  
    | 1 | 3 | AM-898/FRR | RF amp & converter | 
  
    | 1 | 3 | AM-452A/FRR-24 | RF amp & converter | 
  
    | 1 | 3 | AM-453A/FRR-24 | RF amp & converter | 
  
    | 1 | 3 | CV-277/FRR | 2nd converter | 
  
    | 1 | 3 | AM-857/FRR | IF Amp & Detector | 
  
    | 1 | 3 | AM-858/FRR | IF Amp | 
  
    | 1 | - | SB-323/FRR-42 | Patch Panel | 
  
    | - | 1 | SB-322/FRR-43 | Patch Panel | 
  
    | - | 1 | SB-321/FRR-43 | Patch Panel | 
  
    | - | 1 | SB-320/FRR-43 | Patch Panel | 
  
    | 1 | 1 | O-131A/FRR-24 | Master Oscillator | 
  
    | 1 | - | SB-318/FRR-42 | Power Distribution | 
  
    | - | 1 | SB-319/FRR-43 | Power Distribution | 
  
    | 1 | 3 | PP-590A/FRR-24 | Power Supply | 
  
    | 1 | 3 | CY-1377/FRR-10 | Cabinet |