Title
Vacuum tube type 5687Catalog Number
102729003Type
Physical objectDescription
Both miniature tubes have 9 connector pins.Manufacturer
Tung Sol Lamp WorksPlace Manufactured
U.S.Identifying Numbers
Other number | 221 | Printed in white on side of tube |
Other number | JTL 5867 | Printed in white on side of tube |
Part number | 5867 | Printed in grey near top of tube |