Pair of RCA 6861 Electron Tubes – Military Radar/Microwave Components

Pair of RCA 6861 Electron Tubes – Military Radar/Microwave Components

Matching pair of original RCA Type 6861 electron tubes with input and output RF connectors intact. These specialized vacuum tubes were designed for military radar, microwave, and electronic countermeasure applications and are becoming increasingly difficult to locate. Both retain their original RCA markings, serial numbers, and military-style connectors. Untested and offered as collectible vintage electronic components, ideal for radar restoration projects or advanced vacuum tube collections.