  
      
     | 
    
      
          
      
     | 
    
      
          
      
     | 
    
      
          
      
     | 
    
      
          
      
     | 
    
      
          
      
     | 
  
  
    |   -9v generator   | 
      20x4 LCD with custom icons   | 
      buffered op-amp   | 
      charge pump   | 
      DTMF_Table   | 
      LV reg from HV source   | 
  
  
    
      
          
      
     | 
    
      
          
      
     | 
    
      
          
      
     | 
    
      
          
      
     | 
    
      
          
      
     | 
    
      
          
      
     | 
  
  
    |   nu9n_natural_voice   | 
      one_transistor_inverter   | 
      opamp-diode-log-amplifier   | 
      overvoltage protection   | 
      reflow_timing   | 
      response to heat table   | 
  
  
    
      
          
      
     | 
    
      
          
      
     | 
    
      
          
      
     | 
    
      
          
      
     | 
    
      
          
      
     | 
    
     | 
  
  
    |   rf demod am detectpr   | 
      SMD cheat sheet   | 
      solar garden light   | 
      solder melting temp by alloy   | 
      standard washer sizes   | 
     |