AC 187, Tube AC187; Röhre AC 187 ID33704, Transistor | Radiomuseum.org
AC187 - AC188 TRANSISTOR GERMANIUM AC 187K 188K NOS 1 Paire Tir1 CavEtag | eBay
AC187 - AC188 TRANSISTOR GERMANIUM AC 187K 188K NOS 1 Paire Tir1 CavEtag | eBay
AC187 Germanium NPN Transistor - QRPparts
Electronic Times - NUMBERING SYSTEM USED FOR NAMING THE SEMICONDUCTOR DEVICES We all know that there are many thousands of different types of semiconductor devices like diode, transistor etc. They may differ