Happens that i'm here using that circuit away from home and i had only that image on the cellphone that i sent to my dad by whatsapp, thank you for fixing it for meHello,
Why do you post a schematic that is drawn sideways.
A simple drawing program can rotate it for you and also adjust brightness and contrast if wanted.
Here is the result I got with Kolourpaint, the standard KDE drawing program:
View attachment 84191
Bertus