8 Tubes manufactured by RSD

• 

  

  

  

  12AX7WAH

  Branded RSD

• 

  

  

  

  6201

  Telefunken

  Branded RSD

• 

  ECC40

  Branded RSD

• 

  ECC82

  Branded RSD

• 

  

  

  

  ECC83

  Branded RSD

• 

  

  

  

  

  EL34

  RFT

  Branded RSD

• 

  

  

  

  

  

  4699, FK6

  Philips

  Branded RSD

• 

  

  

  

  

  

  GZ32

  Branded RSD