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There are 99311 individual articles here that are part of 9213 discussions
Please see below the list of the most recent and the best rated articles in Hobby Electronics Basics

The most recent discussions

Power Transformer


June 27, 2019, 2:35 am

I plan on selling a 9 lb. Yamaha transformer on Ebay. The box I have is rated at 29 lbs per inch for the edge crush test. Do I need to send it in a wood enclosure? If that thing is dropped, it cou... Read more »

Designing Plastic Containers & Waste Separation Equipment Around Each O...


June 21, 2019, 6:14 pm

They keep hyping plastic recycling issues like it's politically correct. https://www.theguardian.com/us-news/2019/jun/17/recycled-plastic-america-gl obal-crisis If minor low cost changes are made ... Read more »

Breakout leads for UK phone plugs & sockets?


June 20, 2019, 8:48 am

My workshop stuff includes many unused phone cables, discarded when their respective phones were replaced over the years. I'd like to use these for general wiring around the house/garden/garage/wor... Read more »

Pretty useless soldering iron


June 17, 2019, 2:34 pm

I bought this thing. It has setting to adjust but it does NOT maintain anything like a set temperature. I left it on one night at the 300 setting. When I woke up the next day and say that it was o... Read more »

TV remote has random actions when pushing buttons


June 16, 2019, 2:38 am

My TV remote for a Westinghouse lcd tv is acting strangely. The power button generally works. The channel button will go on channel at a time or go thru all the channels. Sometimes hitting one but... Read more »

Unknown MOSFET logo


June 15, 2019, 3:35 pm

Hi, all, I'm trying to identify this part, which is probably an N-FET: Octopart, LCSC, and the usual datasheet sites come up dry. Anyone recognize the logo and/or part number? Thanks Phil Hobb... Read more »

Charging NiMh batteries when not completely discharged

  [ 2 ]
June 13, 2019, 11:26 pm

The aaa alkaline batteries went out on my tv remote. I decided to use my NiMh UBL aaa batteries. 1100 mAh. They are currently showing 1.31 volts. And they work ok in the remote as is. My charger ... Read more »

Feedback on soldering effort and circuit analysis


June 11, 2019, 2:59 pm

I could use some feedback. I think I soldered on the right side this time. https://i.imgur.com/vTV4Qwv.jpg https://i.imgur.com/SNdSgdJ.jpg https://i.imgur.com/gLIvVCQ.png The circuit was working... Read more »

Fresnel lens?


June 8, 2019, 4:48 am

I am trying to maximize the amount of light that a red laser produces when it hits a cadmium photo cell. I went from a photocell with a small area to one with about double the area. I salvaged this... Read more »

5 Pin Round Screw In Connector to USB


June 7, 2019, 4:30 am

The 5 pin end is male male. The externally threaded dia is 7 mm. The pins are radially symmetrical oriented with a couple of flat chord areas above 2 adjacent pins. This probably isn't a aviation ... Read more »

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The best rated discussions

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5

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 »

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5

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 »

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5

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 »

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5

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 »

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5

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 »

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5

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 »

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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 »

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5

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 »

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Electronic parts sites


I am looking for sites that sell electronic components. I have Jameco, but they don't have a lot of components. Thanks, Andy Read more »

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5

UCANDO videos


If anyone has any old ucando videos on the subject of AC or DC or power supplies or amplifiers or any basic stuff and you want to sell them, at a resonable used price, I'd be interested. I'm just ... Read more »