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There are 100992 individual articles here that are part of 9338 discussions
Please see below the list of the most recent and the best rated articles in Hobby Electronics Basics

The most recent discussions

Deformables Hack For Melted Large Screen TV

October 22, 2017, 6:23 am

An acquaintance said her TV didn't work. I knew the problem immediately: Everything including asbestos cement warps from the heat in the valley, not just mother boards. I applied about a half do... Read more »

How to connect audio input to a breadboard

October 19, 2017, 4:39 am

I need to connect the audio output of a walkie talkie to a breadboard. The WT jack is 2.5mm stereo. Does anyone know of a jack, either 2.5mm or 3.5mm, that has .1 inch spacing and plugs into a ... Read more »

Microdisplay Market: Key Trends, Demand, Growth, Size, Review, Share, Analy...

September 26, 2017, 11:21 am

Microdisplay market is expected to grow US$ 8942.3 million by 2025 from US$ 845.3 million in 2016. The sales of Microdisplays is largely influenced by numerous economic and non-economic factors. ... Read more »

Power Requirements for Temporary Emergency Cell Towers

September 25, 2017, 6:26 pm

Maybe the coverage isn't as large, maybe service is intermittent, but it should be possible to air drop low power emergency cell towers in remote locations. Hang it up in the top of a tree so it wil... Read more »

Most efficient way to get 1.5 volts from 3.7 volts or less?

  [ 2 ]
September 22, 2017, 6:15 pm

I have a digital height gauge that eats batteries. Not a cheap Chinese made one, but a fairly high quality Japanese made one. It uses one SR44 battery. For some reason it has started using batterie... Read more »

Shopping for LEDs - Forward Voltage, etc.

September 16, 2017, 9:35 pm

Aloha! I'm currently in the process of ordering components for a project that was designed by the manufacturer. The project calls for LEDs, although it doesn 't tell me exactly the specs on the L... Read more »

Make a handheld Vacuum Cleaner an Anti-Static tool?

September 13, 2017, 1:50 pm

out of ABS plastic that must create a lot of static electricity when in operation. http://www.beldray.com/beldray-bel0427-quick-vac-lite-red.html I'd quite like to use it to clean dust out from e... Read more »

Low Cost Course in Electronics

September 6, 2017, 9:35 pm

https://www.udemy.com/electronics-for-complete-beginners Read more »

Capacitor-run induction motor windings

September 5, 2017, 11:03 pm

Hello, I'm hoping to convert old household induction motors to brushless motors ba sically by replacing the rotor with magnets. However I'm having difficulty understanding the stator winding patt... Read more »

Current Sources

  [ 2 3 4 ]
September 3, 2017, 3:32 pm

Hi Finding it real tough trying to visualise a current source. I have no probs with voltage sources which seem very logical, but for some reason I can't get my head around current sources. How ... Read more »

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The best rated discussions


Soldering Copper to Phosphor Bronze

Does anyone know if soldering copper wire to Phosphor-Bronze make a solid and reliable electrical connection? Would it make much of a difference if the copper wire is stranded or solid? If there is a... Read more »


Software for PIC 16F876

Hello, I want to built a simple datalogger with a PIC 16F876, and found a nice schema on the net. My problem: te software (source) is written in C, but i need a hex files to program the PIC processor... Read more »


Where to buy a small wheel hub motor?

Specifically, where can I buy a high quality small wheel hub motor (with wheel) like the one used for powered Trikkes? http://www.trikke.com/hd_2/Refurbished-Trikkes/Tribred-E-Kit-Upgrade http://www... Read more »


Best Light for reading?

When choosing a Flourescent Bulb for a Task Light what is the best for reading.......my choices are 2700 Kelvin, 3000, 3500, or 4100..... Read more »


Max Frequency of SM 118A counter?

  [ 2 3 ]

Anyone know the maximum frequency of a Heathkit SM-118A? I have been all over Google with little luck. One guy said it would go to 1 GHz maybe 2 GHz, I don't think so. ... Read more »


Questions in regard to Art of Electronics

I recently started teaching myself electronics in my spare time with the help of The Art of Electronics and its student manual. I have worked my way through the first chapters, but I have some questi... Read more »


How do you test a capacitor?

  [ 2 ]

Just bought a generator and it failed within two hours of usage. Mfg. say maybe capacitor and will ship a new one. But am not sure. I have a voltmeter with capacitor readings. Know how to test for re... Read more »


Thought experiment-will this work?

I think I pretty much understand how induction motors work. A typical single phase motor has a start winding that is approximately in quadrature electrically to the run winding. This provides the p... Read more »


Satellite radio - radio validation

I'm curious, can someone provide a simple several paragraph, basic explanation of how satellite radio authentication works? eg. If the radio is only a receiver and I cancel my subscription how does ... Read more »


HC08 development under Linux

I've always been singularly impressed by the people who can make lights blink and robots roll and whatnot. I've been trying a foray into that world for about a month now on and off with the apparen... Read more »