Hello. I'm trying to locate and purchase these TO-92 case audio transistors in a 1977 japanese made amp but even a google search does not recognize the numbers. Any help or suggestions? Thanks
C693F7F
A640E76
C1175E7F
C536G7C
A659E6G
C693F7F
A640E76
C1175E7F
C536G7C
A659E6G