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7 Old Electronics YOU
Can Turn Into
Surprisingly Useful
Tech...
Old Wi-Fi Router
Turn it into a VPN server, network-
wide ad blocker, or dedicated
access point instead of throwing it
away
Primary Router
LAN Port
VPN Router
WAN Port
Laptop LCD Panel
Most old laptop displays can
become external HDMI
monitors with an inexpensive
controller board
USB Webcam
Convert it into a security
camera, microscope, AI
vision sensor, or time-lapse
camera
Broken Laptop
Even if the screen is dead, it
can become a Linux server,
NAS, or Home Assistant
machine
Desktop PC Power Supply
Provides stable 3.3V, 5V, and
12V outputs, making it
perfect for electronics
workbenches
DVD Drive Laser Assembly
Contains precision linear rails,
stepper motors, and optics
that makers frequently reuse
for robotics projects
Old Smartphone
Use it as a security camera,
dashboard display, network
monitor, or dedicated smart
home controller
Want to learn engineering &
SAVE MONEY at the same
time...?