-40%
Two, RCA Cunningham 2A3, single/mono plate, matching date pair, 2A3
Two, RCA Cunningham 2A3, single/mono plate, matching date pair, 2A3
Two, RCA Cunningham 2A3, single/mono plate, matching date pair, 2A3
Two, RCA Cunningham 2A3, single/mono plate, matching date pair, 2A3
Two, RCA Cunningham 2A3, single/mono plate, matching date pair, 2A3
Two, RCA Cunningham 2A3, single/mono plate, matching date pair, 2A3

Two, RCA Cunningham 2A3, single/mono plate, matching date pair, 2A3

$ 712.24

Availability: 86 in stock
  • Type: Vacuum Tube
  • Non-Domestic Product: No
  • Modified Item: No
  • MPN: 2A3
  • Model: 2A3
  • Custom Bundle: No
  • Brand: RCA
  • Country of Manufacture: United States

    Description

    Two, RCA Cunningham 2A3 tubes. Black single/mono plate, engraved logo bases, foil getter- the finest of all of the 2A3 tubes. Tested on a Hickok TV-3 military tester that has been calibrated. Firm bases, excellent silvering. Tubes are matched for structure and dynamic gain- test at 3250, 3200 where pass/fail is 1900 micromho. The tubes have the same structure inside and out, having matching date codes, "C3", mid 1935.
    Many other lots of tubes for sale this week.
    Shipping is free within the continental US. Elsewhere- exact postage only, no packing fee.