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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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Variable LFO

by Ron M.
Have a request of the gurus in here. I have needs for a relatively cheap OS C (sine) that can be varied from zero to approx. maybe 20 cycles continuous ly. Been busting my brain to implement it. Th... read more »

Electronic Components

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Automotive relay question

by DaveC
I have a 12V SPST cube relay in my junque box. The diagram molded into the which looks suspiciously like a resistor. (using a current-limited power supply) and the same current draw is measured. ... read more »

Electronics Down Under

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A great idea

by Peter
https://www.kickstarter.com/projects/electroninks/circuit-scribe-draw-circuits-instantly -- read more »

Electronics Equipment

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Raspberry Pi sound card problem

by tareqmatarr
I want to process the signals of five electret condenser microphones with raspberry pi and i since the RPI has no audio inputs im thinking of using a sound card. Im looking for a sound card with fiv... read more »

General Electronics

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Automotive relay question

by DaveC
I have a 12V SPST cube relay in my junque box. The diagram molded into the which looks suspiciously like a resistor. (using a current-limited power supply) and the same current draw is measured. ... 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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LTSPICE BF981

by Pratik Shirore
Hello Everyone I am doing research on FINFET and I am looking for library's in LTspice,Any library relented to any FINFET please help. Thanks In advance Pratik S read more »

Electronics Design

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Skunk Works Reveals Compact Fusion Reactor Details

by Joe Gwinn
We have been seeing little detail-free teasers that Lockheed-Martin's Skunk Works had come up with a new approach to hydrogen fusion. The article came in the 15 October 2014 issue of Aviation Wee... read more »

Electronics Repair

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sharp lc-60e78un with blinking power and upc lights and won'...

by richard
the power beats two times faster than the opc light read more »

Field-Programmable Gate Arrays

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Fast and slow clocks

by Bruce Varley
I'm wondering what the correct way to handle the following situation is. Sorry this is a bit long winded. BTW, it's not homework, all that was 40+ years ago. I have two clocks, clk which is the FP... read more »

Microcontrollers

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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Two-wires RS485 and the driver enable problem

by pozzugno
I have a multi-drop two-wires RS485 bus. One node is the master and all the others are slaves. The master is the only node that is authorized to initiate a transmission, addressing one slave. ... read more »

Embedded Linux

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Principles of Physics A Calculus Based Text 5th Ed VOL 2 b...

by kalvin
I have solutions manuals to all problems and exercises in these textbooks. To get one in an electronic format contact me at: kalvinmanual(at)gmail(dot)com and let me know its title, author and editio... 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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I/O tunneln an zweiten Raspi und vice versa?

by Ulf Pr¡mus
dann an seinen Outputs wieder ausgibt? Fragt Ulf 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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Spannungsteiler für 200 MHz?

by
Hallo allerseits, von einem 10 Watt DAB-Sender auf einem Spektrumanalyzer anzuschauen. Wird das so funktionieren? Oder gibt das Probleme mit den hohen Frequenzen hat? Die Genauigkeit ist mir nic... read more »

Electronics (Spanish)

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Cambio condensadores placa base ordenador

by
Buenas a todos. exactamente del mismo valor (dos de 3300 microfaradios y 6,3 V y tres de 1800 microfaradios y 6,3 V) El caso es que he vuelto a comprobar la placa base y aparecen los que puse ... read more »

Electronics (French)

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Traduction

by
Bonjour, Nie wiedzie? czemu po pierwszej wymianie na IRF 3205 [55V 110A] przebi?o po Qu'on peut lire dans cet article : http://samnaprawiam.com/poradniki-5765-naprawa-modulu-ster-wentylatorem-chl... read more »

Electronics (Croatian)

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Ovo ti je za informaciju

by
http://www.motorsaegen-portal.de/stihl/stihltab.html -- read more »

Electronics (Dutch)

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audio feedback onderdrukker (schema) gezocht.

by
Ik wil twee kleine luidsprekers in een elektrische gitaar inbouwen, en daarvoor zoek ik een (schema van een) feedback onderdrukker. Ik heb 18 volt beschikbaar in de gitaar om de boel van spanning t... read more »

Electronics (Polish)

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Kable do podłączenia dekodera?

by
dekodera do karty TV w komputerze. telewizji cyfrowej na telewizorze oraz nagrywania telewizora cyfrowego. dekoder Sagemcom UHD 88 AVerMedia AverTV Studio 303 w komputerze - Karta AVerMedia ... read more »

Electronics (Swedish)

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En fundering över 'Donald Cook' och högteknologi

by
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 »

Electronics (Danish)

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Arduino C kode

by
Storm - Regn - Foranderligt - (Smukt - Sol)? timer, hvordan vejret bliver. udregnes over en 3 timers periode, hver time. Nogen der har ideer? Karl Erik. read more »

Microcontrollers (Russian)

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Rules

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

Electronic Circuits (Russian)

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мю буква

by
Hello All! Sasha http://dr-shost.com http://shostatsky.narod.ru [Team OS/2][Team EDSMO] read more »

Electronics Hobby (Italian)

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amplificatore quale voltaggio ?

by
ciao , ho un aplificatore harman kardon car stereo 3,5w rms formato di 2 ca nali , che uso a casa per ascoltare musica con il pc. A questo ampli ho fatto un box dove ho messo 2 altoparlandi da 16... read more »