2 WARDS Super Airline Type 30 Vacuum Tubes – 1940’s Triodes for Vintage Radios
2 WARDS Super Airline 30 Vacuum Tubes. The type 30 tube was used in radios from the 1920’s, 30’s & 40’s. Hickok TV-7D/U tests read 46 and 48.
2 WARDS Super Airline 30 Vacuum Tubes. The type 30 tube was used in radios from the 1920’s, 30’s & 40’s. Hickok TV-7D/U tests read 46 and 48.
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