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LM339 | Comparator IC
LM339 IC

LM339 is a comparator IC with four inbuilt comparators. A comparator is a simple circuit that moves signals between the analog and digital worlds. It compares two input voltage levels and...

Graphical LCD | GLCD Module Image
Graphics LCD

The 16x2 Character LCDs have their own limitations; they can only display...
IR LED | Infrared LED
Infrared LED
An IR LED, also known as IR transmitter, is a special purpose ...
Arduino Pro Mini
Arduino Pro Mini

The Arduino Pro Mini is an ATmega168 based microcontroller board. The board comes with built-in arduino bootloader. It has 14 digital input/output pins (of which 6 can be used as PWM...

MAX232 | IC MAX232
The MAX232 IC is used to convert the TTL/CMOS logic levels to RS232 logic levels during serial communication of microcontrollers with PC...
SL100 Transistor | SL100
Transistor SL100
SL100 is a general purpose, medium power NPN transistor....
DPDT | Double Pole Double Throw Relay Image
DPDT relay

DPDT stands for double pole double throw relay. Relay is an electromagnetic device used to separate two...

AT89C52 Microcontroller Image
AT89C52 Microcontroller
AT89C52 is an 8-bit...
Presets | Variable Resistors
A preset is a three legged electronic component which can be made to offer varying resistance in a circuit. The resistance is varied by...
74LS47 Decoder/Driver IC
IC 74LS47

74LS47 is a BCD to 7-segment decoder/driver IC. It accepts a binary coded decimal as input and converts it into a pattern to drive a seven-segment for displaying digits 0 to 9. Binary coded decimal (BCD)...