The product is a set of three vintage 1940’s USN JAN CNU Type 27 VT-29 vacuum tubes, made in the United States. These tubes have been tested and are in working condition. The brand RCA is known for producing quality electronic components, and the Type 27 model is a popular choice among vintage audio enthusiasts. These tubes are a valuable addition to any collection of vintage electronics, offering a piece of history from a reputable manufacturer.

Note: Tested on recently capped and calibrated Heathkit TT-1 Tube Tester measuring 800+ microhomos with a minimum r/p of 650 microhomos tubes are in excellent condition but unfortunately boxes showing signs of age due to long term storage. Please see photos any questions please ask. Thank you