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  • Welcome to our site! Electro Tech is an online community (with over 170,000 members) who enjoy talking about and building electronic circuits, projects and gadgets. To participate you need to register. Registration is free. Click here to register now.

Electronic Projects

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Electronic Projects
370
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  • How to operate an A7672S 4G modem with a computer

    Resource 'How to operate an A7672S 4G modem with a computer'

    by Nikhil Angnihotri, EngineersGarage.com As 5G is in full swing in the telecom segment, 4G modems are fast occupying the embedded space. The 4G GSM modems are useful in embedded systems for several reasons. 1. They provide a high-speed wireless connection to the internet. This allows embedded systems to access and process data in real time, which is essential for telematics, industrial automation, and remote monitoring applications. 2. The 4G GSM modems are relatively compact and...
Resource icon OlPhart
Debounce Both States / Asm / Freescale 908 2011-06-13
I wrote this for toggle switches. It first looks for a change of state. If seen, it counts loops to
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Resource icon A
DC Motor Control (using a single switch) 2011-05-16
SUMMARY As a Hobby, I have devised this module and named it as “ DC Motor control using IC 755
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Resource icon C
Simple Black Line Follower 2011-05-15
I just have finished my first ROBOT project, a very simple black line follower. I am posting the co
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Resource icon kinjalgp
10 Channel Light Bulb Sequencer 2011-05-15
Here is a simple 10 channel light bulb sequencer circuit which you can build up to decorate your ho
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Resource icon jakeselectronics
Digital Temerature Sensor 2011-04-27
This circuit is a Digital Temerature Sensor using a Dallas '1-wire' DS18B20 Digital Thermometer
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Resource icon ElectroMaster
Electronic Combination Lock 2011-03-10
This circuit is very basic to build. To open a the lock which is connected to the K1 Load you must
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Resource icon OlPhart
Debounce Active Low Switch / Asm / Freescale 908 2011-02-27
I wrote this for use on pushbuttons. It first looks for an active low state. If seen, it counts loo
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Resource icon Wond3rboy
C18 code for interfacing a PIC to a DS 12885 / DS 12887 2011-02-26
Hi, this is a code snippet for writing to and reading from the registers of a BQ3287(DS12885-DS12C8
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Resource icon Mr RB
Accurate 1-second periods with any xtal 2011-02-13
Here are some easy C code examples to generate 1-second (or any period) from any xtal value and any
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Resource icon languer
Basic IR Communications 2011-02-07
Creating an infrared (IR) communications link can be very useful. Some examples of projects which
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Resource icon ElectroMaster
Voice Scrambler 2011-01-13
With this circuit you can modify how your voice sounds by changing the pitch of your voice. This ci
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Resource icon Iceman_Chris
FM Transmitters 2010-10-29
I have quite a few so I decided to post many FM transmitter schematics.
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Resource icon gramo
PS/2 (AT) Keyboard Module (Swordfish) 2010-10-03
[IMG]http://static.electro-tech-online.com/imgcache/10346-ps2_keyboard.jpg[/IMG] I recently wrote
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Resource icon S
computer parallel port help..plz read once 2010-09-30
hello friends, i am trying to make a 3 Axis 3 axis cnc router. i want to control the 3 stepper
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Resource icon R
Serial LCD for low pin-count microcontrollers 2010-09-28
Low pin-count microcontrollers like PIC12F series don't have enough I/O ports to directly drive a s
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Resource icon W
Simple Telephone Central Project 2010-09-04
This simple telephone switching system is designed by Dr. Mustafa Kemal PEKER for training purpose
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Resource icon Mikebits
Eagle Schematic Tutorial 2010-08-08
I wrote up a Eagle tutorial for another user on this forum, but I thought, what the heck someone el
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Resource icon k7elp60
Competition (#3) Entry: Solar Powered Night LED’s 2010-08-07
This project uses a lead-acid battery to power some strings of LED’s at night for illumination of
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Resource icon Boncuk
Competition (#3) Entry: Canaria Furioso (Canary Simulator) 2010-08-05
The circuit has been designed to simulate a canary “Harzer Roller”. It consists of six timer IC
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Resource icon R
A Variable DC Power Supply for Electronics Hobbyists 2010-07-13
A variable DC power supply is one of the most important tools for an electronics hobbyist. Most of
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