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1. 5V-Linear-Power-Supply 5V-Linear-Power-Supply Public

   Proteus 8 Professional simulation and Design of Linear 5V Regulated Power Supply PCB using 7805 Voltage Regulator.

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2. Relay-module Relay-module Public

   Relay-based switching module PCB for AC load control using transistor trigger; includes PCB design with diode and LED.

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3. LDR-Relay-Module LDR-Relay-Module Public

   This PCB project uses an Light Dependent Resistor with a Relay Module to automate switching appilance based on light intensity.

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4. Timer-555-IC-Modes Timer-555-IC-Modes Public

   Simulated and designed PCB layouts for IC 555 timer in Astable, Monostable, and Bistable modes using Proteus 8.

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5. LDR-Module LDR-Module Public

   Light detection module based on LDR with adjustable sensitivity using BC547 transistor, designed on a compact 25 mm x 25 mm PCB