Seller assumes all responsibility for this listing.
Item location: Peru | Ships to: Worldwide
This listing has ended.
Up for your consideration one matched pair of Western Electric – 1689 – September 1953. Germanium Cartridge Point Contact Transistor. Rare (Limited Production), introduced in 1952. The 1689 shown above represents the commercial version of one of these case styles, known as the “bead type” case style – this case type was used only for point contact transistors by Bell Labs/Western Electric.