-40%

6939 RCA NOS radio audio amplifier electron vintage vacuum tube valve tested

$ 3.7

  • 6094: 6939
  • Brand: RCA
  • Country of Manufacture: United States
  • Country/Region of Manufacture: United States
  • MPN: 6939
  • Model: RCA 6939
  • NOS: NEW
  • Seller Notes: “Tubes pictured are tubes sold.”
  • Type: Vacuum Tube

Description

One (1) 6939 RCA vintage vacuum tube, made in USA, tube has gray smooth plates, top O getters, triple mica, tube tests: 92, 92 % Price is for all tubes pictured. We test all tubes we sell! We will combine shipping! Check out my other tubes! Tubes are tested for emission, as well as for shorts, life test and grid leakage on calibrated Sencore Mighty Mite tube tester, on scale 1-120, good quality on my Sencore starts at 70.