Hello,

Do you know the following archival sites:
http://bitsavers.org/
https://murdercube.com/files/

There is a lot of (old) electronics and computer information to find there.

Bertus

 

Hello,

And here are some more links:
http://virtualpanic.com/anonymousftplistings/ebooks/ELECTRICAL ENGINEERING/
https://lost-contact.mit.edu/afs/adrake.org/usr/rkh/Books/books/electronics/
http://volthauslab.com/ebooks/
https://murdercube.com/files/Electronics/Electronics/
https://theswissbay.ch/pdf/Gentoomen Library/Electronics/

Bertus