250

 Nakamichi 250       
         
 
 
 
  Service Manual
  User Manual
Release year 1977-1984     Average price  300$     Catalogue
Display Head Configuration        
3-Digit Mechanicall Counter √ 1 Head Design √  
Digital Peak-Reading Meters 3 Head Design  
Peak Hold   Seperate Record and Playback Heads  
Analog Needle Meters √   4 Track / 2 Channel √

     
Track Indicator      
    Tape    
Connectivity Chrome Tape Capability √  
Headphones
Normal Tape Capability √  

 
RCA Input/Output √ Metal Tape Capability

 
Wired Remote Control
Auto Tape Type Selection    
DIN Connector
Manual Tape Type Selection    
       
Noise Reduction Calibration    
Dolby-B Noise Reduction √ 10kHz Test Tone  
External Noise Reduction
400Hz Test Tone  
Dolby-S Noise Reduction Playback Azimuth Correction        
DNL Noise Reduction   Manual Bias Calibration  
Double Dolby NR Circuits

  Manual Level Calibration  
MPX Filter
Auto Bias Calibration  
Subsonic Filter Auto Level Calibration        
Dolby HX Pro  

       
      Indicators    
Transport     Record Indicator  
Pressure Pad Lifter   Illuminated Cassette Compartment      
Single-Capstan Transport √   Chrome Tape  
Auto Reverse     Metal Tape  
Belt Drive (Capstan) √   Normal Tape  
Slack-Tape Takeup   Fader Down      
2-Speed Cueing   Fader Up      
Mechanical Tape Loading √             
    Speed        
Auto Shutoff √   4.76 cm/s √      
Double Direct Drive (Capstan)     9.52 cm/s        
Idler Drive (Reel)            
Multi Motor Mechanism            
Belt Drive (Azimuth Adjustment)            
Belt Drive (Mechanism)