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Basic Electronics

These groups are the best place to ask your basic electronics beginner questions or help other people just starting out with electronics

Hobby Electronics Basics

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Capacitor as a power supply

by M. Hamed
This is more of a thought experiment triggered by handling of a huge cap. Would it be possible to charge a big cap and discharge it through a load resistor without dropping voltage much over a signif... read more »

Electronic Components

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source for short lengths for 1pr 16-18Ga shielded

by David Lesher
With insulation suitable for under the hood... Suggestions? -- A host is a host from coast to coast.................wb8foz@nrk.com & no one will talk to a host that's close......................... read more »

Electronics Down Under

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Pass through power bank

by Gordon Levi
I want to use a power bank as battery back up for a Raspberry Pi. The power bank has to have pass through charging so that I can leave the power bank connected to the mains while the Pi is powered ... read more »

Electronics Equipment

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WTB: AB-21/GR, AB-22, AB-23, and AB-24/GR Antenna Sections

by NE8S
Looking for anyone who may have some Military Surplus Antenna Sections or Elements for the Field Ground Plane Antenna Kit AT-292/PRC or the RC-292/MP-68. There are four different antenna section... read more »

General Electronics

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Use Fitbit Offline

by J.B. Wood
Hello, everyone. One of my Xmas gifts was a Fitbit Flex wristband. I haven't set it up yet but it appears you must go online to do this. I absolutely don't like being tied in to a website to u... read more »

Advanced Electronics

These forums contain more advanced topics which are most suitable for people with some experience in electronics. Start a dicussion here if your topic is not basic and does not fit into another, more specific category

Electronics Computer-Aided Design

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Glass Capacitors & Tantalum Capacitors for Sale

by Richard Maxwell
Glass Capacitors & Tantalum Capacitors for Sale Richard Maxwell (818)399-1158 text your message or call me richardmaxwell1958@inbox.com or richardmaxwell1958@outlook.com read more »

Electronics Design

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SIM900 on arduino orf similar

by gm
Hi. I need to define one fairly simple system where a gsm call or SMS message should be send according to the analog value on the Arduino or some similar board.... 1.) reader is outputting cons... read more »

Electronics Repair

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Phone, tablet and laptop glue

by Theo Markettos
It seems to be the thing these days to build gadgets with glue rather than screws, so that all the bits like LCD, digitiser, battery and case are stuck together. This has caused much bewailing by ... read more »

Field-Programmable Gate Arrays

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Transfering image file to DDR RAM using EDK

by rashmic
Hi, I am working on Xilinx Spartan 3e Starter kit board which has DDR Ram. I have to transfer image file to DDR and store it for further manipulation using EDK.Please provide different techniques to... read more »


These forums contain discussions about microcontrollers, their application and programming with topics ranging from LED blinking to embedded operating systems.

Embedded Programming

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A5 vendors

by Don Y
Hi, Any comments regarding A5 offerings? Vendors to favor? Avoid? Mainly interested in the number of bugs I'll have to address (and if any are fatal/no workaround). I can live with a single cor... read more »

Embedded Linux

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Open Machine Vision Camera runs Micro Python

by 7
Open Machine Vision Camera runs Micro Python -------------------------------------------- https://www.kickstarter.com/projects/botthoughts/openmv-cam-embedded-machine-vision The $55 machine vision... read more »

Microcontroller Discussions

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Microchip Forums upgrade borked

by Ian Malcolm
Well its been about 24 hours now and the upgraded forum is still unusable http://www.microchip.com/forums/ Without a usable forum, Microchip are just another manufacturere with a crappy website .... read more »

Raspberry Pi Group

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Time-lapse using webcam

by M.O.B. i L.
I have succeeded in getting two webcams connected to a Raspberry Pi to work and then making time-lapse movies since several days. The cameras work with higher resolution in Ubuntu on a PC-laptop ... read more »

International Electronics (BETA)

We provide access to electronics newsgroups in languages other than English. Due to heavy use of technical and scientific terms, these discussions are relatively easy to translate to the language of your choice. Please only post using the particular language of the forum. Please note: support of groups in languages other than English is still in BETA. Some features, such as post and reply for example, are not currently working in the international forums

Electronics (German)

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KEIL/ARM Microcontroller Development Tool für CX16x, CX16x/...

gerade von uns gebraucht im Angebot bei ebay: http://www.ebay.de/itm/271759240445?ssPageName=STRK:MESELX:IT&_trksid=p3984.m1555.l2649 Leo Baumann read more »

Electronics (Spanish)

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Cargar batería de coches las de placas de plomo en mi casa...

de 12v con corriente de 5 Amperios continuos obviamente, quiero saber si co te.Gracias. read more »

Electronics (French)

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Chaudiere fuel et electricité Wiesman

Bonjour tous, Model Vitoba 740-160-K. 230V. merci read more »

Electronics (Croatian)

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SIM900 GSM moduli (datasheet)?

Ima tko link na datasheet za koji od ova 2 SIM900 modula: http://www.ebay.com/itm/281563887084 http://www.ebay.com/itm/301398302735 ? Ne mislim na datasheet od SIM900 cipa nego na podatke koji se... read more »

Electronics (Dutch)

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[CHARTER] handvest nl.hobby.elektronica [maandelijks bericht...

nl.hobby.elektronica - De elektronica als hobby. CHARTER: nl.hobby.elektronica nl.hobby.elektronica is een ongemodereerde nieuwsgroep voor de elektronicahobbyist. Discussies over de theoretische ... read more »

Electronics (Polish)

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Szukam bezpiecznika

http://www.tme.eu/pl/details/100fe/bezpieczniki-pozostale/bussmann/# -- Pozdr Janusz_K read more »

Electronics (Swedish)

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En fundering över 'Donald Cook' och högteknologi

internationellt vatten i Svarta havet. Det har kommit uppgifter om att riskera livet. http://sdelanounas.ru/index.php?module=Blogs&action=View&id=48815 read more »

Microcontrollers (Russian)

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(fido7.)su.hardw.other http://crutch.fatal.ru/?s=ru_embedded read more »

Electronics Hobby (Italian)

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kit LX1765 di N.E. - cercametalli ad impulsi

Vorrei costruire questo cercametalli. Purtroppo non sono abbastanza abile per disegnarmi il circuito stampato. Oppure una dritta per reperire il kit? sono ben accetti consigli... Grazie --- htt... read more »