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LGKT005: Digital Thermometer
In the kit Digital Thermometer, thermometer is device to measure the temperature or temperature gradient using a variety of different principles.

 1 Days
 Beginner
 369

LGKT011: Contact less AC Mains Indicator
This is a CMOS IC (CD4033) based circuit which can be used to detect presence of mains AC voltage without any electrical contact with the conductor carrying AC current/voltage.

 1 Days
 Beginner
 339

LGKT022: Bicycle Indicator
The kit bicycle indicator described here uses low-cost components and is a good substitute to many commercially available versions. It works in an extremely different manner and is convenient to operate.

 1 Days
 Beginner
 299

LGKT037: Servo Motor Tester
The kit Servo Motor Tester can be used to manually operate a servo motor clockwise and anti-clockwise direction. By pushing the forward or reverse button for a short period of time you can control the rotation of the servo.

 1 Days
 Intermediate
 519

LGKT055: Over/Under Voltage Protection
The Objective of the kit Over/Under Voltage Protection is to design a system to protect the system from the over voltage and under voltage condition. As the voltage increases the supply is cut off. In this there is also provision for under voltage protection.

 1 Days
 Advanced
 659

LGKT081: H-Bridge Using 555 Timer
n the kit H-Bridge Using 555 Timer we will design a circuit which drives a motor in Clockwise/Anti-clock via 10k to 100k preset. The direction of the motor depends on the polarity of the applied voltage. Here with the help of two LM555 timers IC, we are controlling the direction of dc motor.

 1 Days
 Intermediate
 789

LGKT091: DC Stabilized With Short Circuit Indication
In the kit Stabilized Power Supply with Short Circuit Indication here is an efficient 4-stage stabilized power supply unit for testing electronic circuits. It provides well regulated and stabilized output, which is essential for most electronic circuits to give proper results.

 1 Days
 Intermediate
 609

LGKT100: Adjustable Timer Circuit
The kit Roulette is a casino game named after a French diminutive for little wheel. In the game, players may choose to place bets on either a single number or a range of numbers, the colors red or black, or whether the number is odd or even.

 1 Days
 Intermediate
 509

LGKT056: AC Volatge level display
In this kit his simple test gadget gives visual indication of AC mains voltage from 160 volts to 270 volts in steps of 10 volts. There are twelve LEDs numbered LED1 to LED12 to indicate the voltage level.

 1 Days
 Intermediate
 589

LGKT059: Battery level indicator
The heart of this battery level indicator circuit is LM3914 IC. This IC takes input analog voltage and drives 10 LED’s linearly according to the input analog voltage. In this circuit there is no need of resistors in series with led’s because current is regulated by the IC.

 1 Days
 Expert
 379