Markings on the back: Full Range, 1629, 8 ohms, nominal 5W (the rest is illegible). Used in good condition, removed from a working model 40-1248B outdoor patio speaker that had a worn out enclosure. Another item from Ricky Young, Quality Artifacts, Springfield, Vermont.
1626 / VT137 CNU JAN Tube (New Old Stock) Test NEW 1 Year Warranty JAN-CNU-1626
Reference tube is tested first then the tube listed for sale. Test procedure.
LOT OF 4 – GREEN EYE 1629 VACUUM TUBES – BRAND UNKNOWN – TEST BRIGHT
ALL TEST BRIGHT ON MY TV-7 TESTER.
1629 RCA Mil Spec Tuning Eye Tube-Tested-Full Bright-Free Shipping US
1629 used RCA military spec tuning eye tube.