74LS20 is a 4-input NAND gate – In 14-DIP Package.
Electrolytic Capacitor 4.7uF 50v
1 × EGP1.00
LM324N
1 × EGP10.00
Multimeter/AVO Probes
1 × EGP55.00
7447 (BCD to 7-Segment Decoder/Driver Common ANODE)
1 × EGP20.00 Subtotal: EGP86.00
74LS20 is a 4-input NAND gate – In 14-DIP Package.

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