Help to identify a vintage top-hat transistor (Algemeen)

door Onno-I , 10-11-2025, 20:06 (2 uur en 0 minuten geleden) @ Maarten Bakker

A few pics of the print on the transistor. !! these are not the TS's transistors !!
BTW: I misread the production code on one of them. They all carry "426".