ONE RCA 2A3 vacuum tube
Tube tests 3010 where pass/fail is 2600 micromhos
It tests good, but not super strong.
Mono Black plate / single plate
Spring tops
J11 date code = 1934 year of make
No rattle no loose parts
Engraved base / hot stamp / etched date code
BIG Bottom foil getter with dual support
Tested on Triplett 3444 tube tester
TUBE 1 = 3010 micromhos @ 44.6mA plate current
For this tester, 2600 micromhos = pass/fail
No shorts no gas
USPS shipping in USA
This item will be shipped UPS or FedEx international - buyer will receive within 7-10 days