Original size 1400x1974

CH9PEL

PROTECT STATUS: not protected
big
Original size 2788x1568
big
Original size 2788x1568
big
Original size 2788x1568
big
Original size 2800x1575
Original size 2800x1575
Original size 2800x1575
Original size 2800x1575
Original size 2800x1575
Original size 2800x1575
Original size 2800x1575
Original size 2800x1575
Original size 2800x1575
Original size 2800x1575
CH9PEL
basic communication design course
Project created at 30.10.2026