DPM Meter

Digital Panel Meter

Single Chip Integrated Circuit 7107 based 3½ digit Digital panel meter using LED displays.
It is a low cost Digital Panel Meter (± 200mV) widely used in test & measuring instruments. We can learn to design various measuring instruments using AET DPM Kit.

pH Meter : To study the acidity and alkalinity of the solutions in your chemistry lab. To study signal conditioning circuit to convert pH value (0-14 pH) to corresponding DC mV. 

Conductometer :
 To study the conductivity of solution used in your science lab.  To convert conductive value 1000Mhos / cm to corresponding DC mV. 

Digital Volt Meter (DC) :
 To measure various voltages of your physics lab experiments. To study resistive voltage divider.

Digital Amp. Meter (DC) :
 To measure current readings of your physics lab experiments. To study resistors as a current shunt.

Digital Volt Meter (AC) :
 To measure mains voltage.

Digital Amp. Meter (AC) :
 To measure current consumption of your home appliance.

Capacitance Meter :
 To measure Capacitor. To study signal conditioning circuit to convert Capacitance to corresponding DC mV. 

Inductance Meter :
 To measure Inductor. To study signal conditioning circuit to convert Inductance to corresponding DC mV. 

Thermo Meter :
 To measure Temperature. To study signal conditioning circuit to convert resistance (PT-100 sensor) to corresponding DC mV

Frequency Counter :
 To measure Frequency. To study signal conditioning circuit to convert Frequency to corresponding DC mV. 

Lux Meter :
 To measure intensity of Light. To study signal conditioning circuit to convert Light to corresponding DC mV. 

Noise Meter :
 To measure Noise / Sound Level. To study signal conditioning circuit to convert Noise / Sound Level to corresponding DC mV.

RPM Measurement :
 To measure RPM of Motor, Engine. To study signal conditioning circuit to RPM to corresponding DC mV. 



Zigbee/Xbee Evaluation Board

Zixbee Eval. Board

Programmer Board

PIC 16F & 12C/12E

Gauss Meter

DGM - 5

Zeeman Effect Experiment

Zeeman Effect Experiment

Mind Pulse

Read Your Brain Activity

Voltage Stabilizer


Parallel Port Tester

with Stepper Motor Controller

Video Transmitter

(4 Channel)

Audio Oscillator

AO - 1000D

Voice Recognition Kit

Embedded Voice Recognition System


(Sweep + Marker + XY Scope)

Multi-Axis Stepper Motor Control

using RS-232 for CNC machine

Robotic Kit

Robot Crane

Op - Amp Trainer

Op - Amp Industrial Lab

Hall Effect Experiment

Hall Effect Experiment

USB Host Shield

Embedded Android System

Digital IC Tester

Digital IC Tester

TFT - LCD Touch

TFT - LCD Touch Controller

Oscillator Trainer

Oscillator Training Kit

Op - Amp Training Kit

Operational Amplifier

Boltzmann Constant Kit

using a PN junction diode.

Antenna Trainer

UAT - 100

Embedded VGA Controller

Turn your Microcontroller board into a graphics card

Op-Amp as Active Filters

Operational Amplifier

8051 Quad Motor Driver

Design and Simulation of Shift Register driven Quad Motor Dr....

LCR Bridge

LCR - 10B

AM / FM Signal Generator

DDS Signal Generator

Sesmic Sensor

Earth Quake Sensor

GM Counter

For detection and measurement of all types of radiation

Optical Pyrometer Trainer

High Temperature Measurement

LCR Circuit

Using AC

Polarization By Reflection

Using Diode Laser

Fundo Inventors Kit

Make anything Into a Key and play music using it


(Sweep + Marker)

X - Ray Diffraction

X - Ray Diffraction

GPS Logger

Ride for Fun

USB HID Gamepad

Play Your Game

POV Display

Persistence of Vision using AVR

Cathode Ray Tube

CRT Characteristics

Railway Announcer

Railway Announcer

8051 Eval. Kit

50 Projects on 8051

Moving Message Display

To display Text, Graphics, Animations, and Video

Industrial Timer / Clock

Write a Program to make a Multipurpose Industrial Timer

Half / Full Wave Rectifier

Filters & Voltage Multiplier

Kelvins Double Bridge

Wire Impedance Measurement

Quincks Method

Susceptibility of Solution



2051 I/O Board

Home Autmation

Smart Circuit Breaker

All-IN-One Circuit Breaker

Variation of Resistance

(Thermistor Bridge with Temperature)

Heat Capacity Kit

Specific Heat Capacity of Solid