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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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  1. Electronic Projects 104
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Categories
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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 Jon Wilder
PIC 16F and Register Banking Explained 2012-03-25
PIC 16F And iRAM Banking By Jon Wilder As some of you have noticed, the internal RAM in the
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Resource icon bychon
Ohm's Law for Beginners (or The Amp-Hour Fallacy) 2012-03-14
Just about once a day, somebody writes in with, “My boom box has a dead battery that says 12 volt
5.00 star(s) 1 ratings
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Resource icon ElectroMaster
The Basics of Bypass Capacitors 2012-02-01
This article will explain the function of a bypass capacitor, when its appropriate to use them, and
5.00 star(s) 1 ratings
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Resource icon Jon Wilder
A Beginner's Introduction to Microcontrollers 2012-01-31
Time after time I see beginners try to get started in embedded electronics, only to be overwhelmed
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Resource icon Menticol
Capacitor ESR Meter 2012-01-27
[B]What is ESR and How Can It be Tested?[/B] As the allmighty Samuel M. Goldwasser says, "ESR (
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Resource icon ElectroMaster
Introduction to Pulse Width Modulation 2012-01-26
A look at a powerful technique for controlling analog circuits with a microprocessor's digital outp
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Resource icon unclejed613
Amplifier Theory Tutorial (work in progress) 2012-01-17
New Article (work in progress) AMPLIFIER THEORY TUTORIAL No matter how "digital" things get in
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Resource icon Ian Rogers
Nigel Goodwin's tutorials in C 2012-01-11
I have decided to convert these tutorials into C. Mainly because there are hardware designs availab
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Resource icon K
'Hello World' Code For dsPIC30F2020 2012-01-07
Since there seems to be very little "simple" code for the dsPIC; here is a "Hello World" example fo
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Resource icon K
'Hello World' Code For dsPIC33FJ64MC802 2012-01-07
Here is a simple hello world code for a dsPIC33FJ64MC802.
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Resource icon ElectroMaster
Common Resistor and Capacitor Values 2011-12-30
To manufacture resistors (or other components like capacitors) of every possible value would be imp
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Resource icon 3lectrix
Water Level Alarm 2011-12-29
This circuit will produce an audible alarm when the water level reaches a preset level.The circuit
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Resource icon 3lectrix
Power Supply Failure Alarm 2011-12-29
Most of the power supply failure indicator circuits need a separate power supply for themselves. Bu
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Resource icon S
Utility Trailer Taillight Interface 2011-12-19
This simple circuit was built 21 years ago, still works today. The PCB is designed around the se
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Resource icon ElectroMaster
TV Remove Blocker 2011-12-18
Just point this small device at the TV and the remote gets jammed.
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Resource icon alec_t
Dual-Mode Microphone Pre-Amplifier 2011-12-17
This is a microphone pre-amp which I designed for use with a SoundBlaster(TM) AWE 64 Value sound c
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Resource icon alec_t
Simple 3-Transistor Voltage Regulator (with current limiting) 2011-12-17
This article describes a simple 3-transistor voltage regulator with current limiting. It is based
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Resource icon alec_t
Auto Switch-Off Torch 2011-12-17
An elderly acquaintance who couldn't cope with battery recharging was getting through dry cells rap
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Resource icon Jon Wilder
Interfacing a Toshiba T6963C Equipped GLCD with a PIC Microcontroller 2011-12-13
So you happen to have a GLCD with the Toshiba T6963C display controller and you want to interface i
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Resource icon B
120v 4-LED Night Light 2011-11-13
This circuit uses can be used as a night light. It uses a 120v Mains to power the circuit. Works li
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