Amplifier & Transmitting

This Cetron Pair (2) of 4B32 Rectifier Tubes, are used in the  Collins KW-1 and Johnson KW Desk Amplifier. They are NEW in the Boxes and Replace the Mercury Vapor 872As which can cause problems.  I have only a few sets left.

This RCA 5557 New in Box Thyratron Mercury Vapor Triode, is a rare find. Newer versions of this tube do not have the quality of this original RCA. Description 5557 THYRATRON TUBE HIGH SENSITIVITY SPARK PROTECTION TUBE FOR HIGH FREQUENCY MACHINE...

This Star SR-700A / ST-700 Complete NOS Vacuum Tube set, were sold by K5SVC who offers several different set for many brands of vintage gear. My price is far less that this kit was sold for. This set for the Star twins includes all NOS and tested tubes...

This Star SR-700A / ST-700 Complete NOS Vacuum Tube set, were sold by K5SVC who offers several different set for many brands of vintage gear. My price is far less that this kit was sold for. This set for the Star twins includes all NOS and tested tubes...