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Simple Schematic for 100W 3A 36V LED Driver Powered by 220V AC 50Hz DIY Project

Anonymous   12 Jan 2013   (19)
EEWeb
15 Aug 2016 10:50

Recommended Power Supply Specifications for Hall Sensor with HBM DAQ System

Anonymous   11 Jan 2013   (0)
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11 Jan 2013 07:40

How to Ensure Safety for Engineers in Electronics and Construction Workplaces?

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18 Jan 2013 03:22

PWM Circuit Design for Regenerative Braking on 36V Mobility Scooter With 4 Motors

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EEWeb
13 Jan 2013 22:23
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Why is a Sine Wave Used in AC Circuits Instead of Other Waveforms?

Anonymous   10 Jan 2013   (10)
EEWeb
11 Jan 2013 19:13

Voltage Transducer Circuit: How 110V AC Is Converted to 4-20mA Signal and Sensing Explained

Anonymous   10 Jan 2013   (12)
EEWeb
25 Sep 2016 11:20

How to write C code in MPLAB to control relay for hairdryer with PIC18F4520?

Anonymous   10 Jan 2013   (1)
EEWeb
27 Feb 2013 12:33
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Best Photodiode or Phototransistor for Measuring Sunlight 500–30,000 Lux Range

Anonymous   10 Jan 2013   (8)
EEWeb
10 Jan 2013 18:47

How to Define and Use PORT on PIC18F4520 in C to Control Relay for Hairdryer

Anonymous   09 Jan 2013   (1)
EEWeb
10 Jan 2013 00:14

Peak detector circuit with 10k resistors, 1uF/10uF cap, IN914 diode, 15V op-amp not working

Anonymous   09 Jan 2013   (9)
EEWeb
06 Jun 2018 23:48

Power Supply Design for Portable Animal Device: 3.3V, ±1.5V, ±20V, Efficiency, PCB Size

Anonymous   09 Jan 2013   (1)
EEWeb
11 Jan 2013 10:43

Difference Between Delta Modulation and Pulse Code Modulation in Signal Processing

Anonymous   08 Jan 2013   (2)
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09 Jan 2013 15:24

EEWeb SchmartBoard|ez Giveaway Winners Announced for SMD Projects

Anonymous   08 Jan 2013   (12)
EEWeb
05 Sep 2014 06:53

How to Calculate re for a Transistor with 10mA DC Emitter Current?

Anonymous   07 Jan 2013   (2)
EEWeb
08 Jan 2013 06:59

Factors Determining Stability of Feedback Amplifiers: Loop Gain, Phase Margin, Bandwidth

Anonymous   07 Jan 2013   (3)
EEWeb
07 Jan 2013 15:30

Zener diode as voltage regulator: What conditions are required and why?

Anonymous   07 Jan 2013   (38)
EEWeb
22 Feb 2023 09:31

Why is re' (small-signal emitter resistance) important in transistor amplifier analysis?

Anonymous   07 Jan 2013   (10)
EEWeb
20 Jan 2013 19:56

2N4123 transistor: Is it NPN or PNP and how can I identify its type?

Anonymous   07 Jan 2013   (12)
EEWeb
08 Jan 2013 09:06

How to Create a Custom RFID Tag to Pair and Read with Android Mobile Apps

Anonymous   07 Jan 2013   (0)
EEWeb
07 Jan 2013 12:07

How Does a Subscriber Line Interface Circuit (SLIC) Work? Project Description Needed

Anonymous   07 Jan 2013   (3)
EEWeb
06 Feb 2013 06:15

Microcontroller for Graphics and Audio: STM32H7 vs ESP32 vs Teensy 4.1 vs Raspberry Pi

Anonymous   06 Jan 2013   (4)
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07 Jan 2013 09:45

Semiconductor Relay Alternatives for Switching Capacitors/Resistors in Oscillator Circuit

Anonymous   05 Jan 2013   (0)
EEWeb
05 Jan 2013 15:39

Is This Analog Meter Designed for Measuring Amps in Radio Frequency Applications?

Anonymous   05 Jan 2013   (0)
EEWeb
05 Jan 2013 12:28

Old Analog Ammeter Model 448 Identification, Usage, and Testing Methods

Anonymous   05 Jan 2013   (6)
EEWeb
06 Jan 2013 00:15

Reading Square Wave Signals from Function Generator in MATLAB Simulink for Encoder Validation

Anonymous   05 Jan 2013   (0)
EEWeb
05 Jan 2013 07:22

How to Design a 4-User Truck Intercom With Headsets, VOX, Radio, CB, and Phone Integration

Anonymous   05 Jan 2013   (11)
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16 Jan 2013 18:19

Ensuring Subsystem Independence When Interconnecting Circuits in System Design

Anonymous   04 Jan 2013   (3)
EEWeb
05 Jan 2013 06:26

VHDL Design for Asynchronous Combination Lock with Four Two-Bit Input Sequence

Anonymous   04 Jan 2013   (9)
EEWeb
05 Jan 2013 05:29

Best Universities Abroad for Masters in Electrical & Electronic Engineering for Nigerians

Anonymous   02 Jan 2013   (0)
EEWeb
02 Jan 2013 17:29

How to Test and Troubleshoot a C.I.E. PTL-1 Power Supply Blowing Fuses

Anonymous   02 Jan 2013   (5)
EEWeb
01 Mar 2013 16:54

Tranformer less power supply with 6/12V dc with 500mAmp current

Anonymous   02 Jan 2013   (7)
EEWeb
05 Mar 2013 16:37

Cost-effective way to use 5-position rotary switch with stepper or servo motor for 5 stops

Anonymous   01 Jan 2013   (2)
EEWeb
02 Jan 2013 04:59

Ultra Low Power Timer or Wireless Switch for 2-Month Animal Collar Release

Anonymous   01 Jan 2013   (6)
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04 Jan 2013 22:02

New Semiconductor Materials with Better Characteristics Than Silicon?

Anonymous   31 Dec 2012   (2)
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02 Jan 2013 05:17

LM317T & 2N3055 Regulator for 9.5V Laptop From 11.5-14V Solar/Battery System

Anonymous   30 Dec 2012   (13)
EEWeb
22 Feb 2013 23:46

How to Plot 3D Surface in Matlab Using meshgrid, logspace, and surf Functions?

Anonymous   30 Dec 2012   (7)
EEWeb
31 Dec 2012 10:56

Nissan Charger N2010-DP79 L Installation Manual PDF or Download Location

Anonymous   30 Dec 2012   (1)
EEWeb
31 Dec 2012 03:16

Which software was used to draw this circuit schematic? Identifying schematic design tool

Anonymous   29 Dec 2012   (0)
EEWeb
29 Dec 2012 13:21

RTD Signal Conditioning Circuit for 0-5V Output and LED Indicator (50°C-100°C)

Anonymous   29 Dec 2012   (16)
EEWeb
03 Jan 2013 08:23

High Torque DC Motor Drivers Burnt on Heavy Autonomous Robot—Possible Reasons?

Anonymous   29 Dec 2012   (0)
EEWeb
29 Dec 2012 03:49

Low Cost Digital Watt/Joule Meter Design for 20V AC/DC, 20A, 1mJ–999999J, 1mW–400W

Anonymous   29 Dec 2012   (4)
EEWeb
29 Dec 2012 08:55

How to Build and Cover Wireless Sensor Networks Using RFID Technology?

Anonymous   28 Dec 2012   (0)
EEWeb
28 Dec 2012 14:17

How Do Inverting and Non-Inverting OpAmp Inputs Affect Output Voltage Calculations?

Anonymous   28 Dec 2012   (10)
EEWeb
31 Dec 2012 20:04

Replacement options for discontinued RS 348-447 part—compatible alternatives?

Anonymous   28 Dec 2012   (9)
EEWeb
29 Jan 2013 12:45

Two Lighting Circuits in Tunnel: Side Row Fuse Affects Middle Row Lamps Lighting Up

Anonymous   28 Dec 2012   (1)
EEWeb
02 Jan 2013 08:01

How to Read and Write External, Code, and Data Memory on XMC4500 Microcontroller?

Anonymous   28 Dec 2012   (0)
EEWeb
28 Dec 2012 02:08

Four Types of Network Functions in Electrical Engineering Explained

Anonymous   28 Dec 2012   (4)
EEWeb
28 Dec 2012 01:53

Free PDF or Book Recommendations on Diodes and Transistors for Beginners

Anonymous   27 Dec 2012   (5)
EEWeb
21 Aug 2013 15:56

How Does PowerPC 440 Handle Cache Instructions Like dcbf, dcbt? Structure & Bits

Anonymous   27 Dec 2012   (3)
EEWeb
28 Dec 2012 01:21

PDB-C134 Photodiode Always Conducting—Why Won't It Turn Off in My IR Circuit?

Anonymous   26 Dec 2012   (19)
EEWeb
29 Dec 2012 01:23
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electronic circuits, electronic constructions, projects: power supply, amplifier

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