Rectifier

Chatham JAN 5R4WGA Rectifier tubes, Part Number 5960-262-1703 Date Code 1955 NOS in Box   This Tube and all others I sell, have been tested on a B&K Dyna-Quik Model 700 Dynamic Mutual Conductance Tube Tester and tests at or close to a NOS full...

GE 5R4GYA Rectifier Tubes 1960s Date Codes NOS Tested / Guaranteed   This Tube and all others I sell, have been tested on a B&K Dyna-Quik Model 700 Dynamic Mutual Conductance Tube Tester and tests at or close to a NOS full Emission /Tube.  ...

General Electric 5U4GB Vintage 1960s Rectifier Tube NOS in Box Tested / Guaranteed   This Tube and all others I sell, have been tested on a B&K Dyna-Quik Model 700 Dynamic Mutual Conductance Tube Tester and tests at or close to a NOS full...

Raytheon JAN 5R4WGB Rectifier tubes, Part Number 5960-284-5823 Date Code 1967, Mil-Spec NOS in Box.    This Tube and all others I sell, have been tested on a B&K Dyna-Quik Model 700 Dynamic Mutual Conductance Tube Tester and tests at or...

RCA 5R4GY Rectifier Tube ST Style with "D" Getter 1950 Date Codes NOS Tested / Guaranteed  To Date I have (2) of these NOS in stock   This Tube and all others I sell, have been tested on a B&K Dyna-Quik Model 700 Dynamic Mutual Conductance...

RCA 5R4GY Vintage ST "Coke bottle" Rectifier tube with Black Plates and a D Getter Date Code 1955   I have only 6 of these tubes in stock.   This Tube and all others I sell, have been tested on a B&K Dyna-Quik Model 700 Dynamic Mutual...

RCA 5R4GYB Rectifier Tubes 1960s Date Codes NOS Tested / Guaranteed   This Tube and all others I sell, have been tested on a B&K Dyna-Quik Model 700 Dynamic Mutual Conductance Tube Tester and tests at or close to a NOS full Emission /Tube...

RCA Heathkit Branded 5R4GY Vintage ST "Coke bottle" Rectifier tube with Black Plates and a D Getter Date Code 1959   I have only 2 of these tubes in stock.   This Tube and all others I sell, have been tested on a B&K Dyna-Quik Model 700...

RCA JAN 5U4GB Vintage 1972 Date Code Rectifier Tube NOS in Box Tested / Guaranteed   This Tube and all others I sell, have been tested on a B&K Dyna-Quik Model 700 Dynamic Mutual Conductance Tube Tester and tests at or close to a NOS full...

Sylvania 5U4G Vintage Rectifier Tube 1950s Date Codes NOS in Green Box Tested / Guaranteed   This Tube and all others I sell, have been tested on a B&K Dyna-Quik Model 700 Dynamic Mutual Conductance Tube Tester and tests at or close to a NOS...

Sylvania 5U4GB Vintage 1960s Rectifier Tube NOS in Box Tested / Guaranteed   This Tube and all others I sell, have been tested on a B&K Dyna-Quik Model 700 Dynamic Mutual Conductance Tube Tester and tests at or close to a NOS full Emission /Tube...