This Tube has been tested on a Dyna-Quick Model 700 Dynamic Mutual Conductance Tube Tester. This tube measures 100 % Grid Emission.  The tube in the photograph is the actual Tube in this listing...

This Tube has been tested on a Dyna-Quick Model 700 Dynamic Mutual Conductance Tube Tester. All NOS tubes I sell measure 100 % Grid Emission.  The tube in the photograph is the actual Tube in this listing. A generic tube box is included as the...

This Tube has been tested on a Dyna-Quick Model 700 Dynamic Mutual Conductance Tube Tester. All NOS tubes I sell measure 100 % Grid Emission.  The tube in the photograph is the actual Tube in this listing...

This Tube has been tested on a Dyna-Quick Model 700 Dynamic Mutual Conductance Tube Tester. All NOS tubes I sell measure 100 % Grid Emission.  The tube in the photograph is the actual Tube in this listing...

This Tube has been tested on a Dyna-Quick Model 700 Dynamic Mutual Conductance Tube Tester. All NOS tubes I sell measure 100 % Grid Emission.  The tube in the photograph is the actual Tube in this listing...

This Tube has been tested on a Dyna-Quick Model 700 Dynamic Mutual Conductance Tube Tester. All NOS tubes I sell measure 100 % Grid Emission.  The tube in the photograph is the actual Tube in this listing...

This Tube has been tested on a Dyna-Quick Model 700 Dynamic Mutual Conductance Tube Tester. All NOS tubes I sell measure 100 % Grid Emission.  The tube in the photograph is the actual Tube in this listing...

 Browning Golden Eagle Mark 68T & 68R Receiver & Transmitter Manual reproduction with Large Schematic Diagrams and Service Hints Sheet. The picture is of the original and this listing is for a reproduction. All Pages and schematic diagrams...

This Heathkit HP-1144A Power Supply Original Assembly Manual, is in excellent condition. The large fold out diagram is intact and in excellent condition as well. Why buy a copy when you can own this original? This and every Manual I sell, comes with a...

This Heathkit HP-1144 AC Power Supply ORIGINAL Manual, is in Excellent Condition. Why buy a copy when you can own this original? This and every Manual I sell, comes with a money back satisfaction guarantee. I do carefully check each used manual but due...

Yaesu FT-1000 / FT-1000D Service & Technical Manual Reproduction First Generation Copy.   This Manual was Re-produced using a State of the Art, Sharp Laser Printer with the High Resolution Scanning option. Each Manual is digitally scanned and...

This original old Stock Cannon U-6 Plug, is the original (female) 27 conductor connector for the Collins ART-13 Transmitter system. I also have the U-7 and U-8 connector in other listings. This is the last one available. There are few to be found so do...