9 Tubes manufactured by CEI

• 

  

  12AX7

  RFT

  Branded CEI

• 

  

  

  12AX7A

  Branded CEI

• 

  12BZ7

  Raytheon

  Branded CEI

• 

  

  

  6SN7GTB

  Branded CEI

• 

  

  

  

  

  

  ECC82

  Branded CEI

• 

  

  12AX7A, ECC83

  Matsushita

  Branded CEI

• 

  

  

  

  ECC83, 12AX7

  Brimar

  Branded CEI

• 

  6CA7, EL34

  Matsushita

  Branded CEI

• 

  

  

  EL34, 6CA7

  RFT

  Branded CEI