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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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Why are engineering sample CPUs illegal to sell?

by Commander Kinsey
Why are engineering sample CPUs illegal to sell? read more »

Electronic Components

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Help identifying connector

by Mike Mocha
Hey all, I need some help to identify the manufacturer of the DIAG connector shown in the imgur link. I've done a lot of searching on Digikey, Mouser, etc, and I'm not having any luck. The pin... read more »

Electronics Down Under

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Newsreader needed

by Yosemite Sam
Does anyone know of a usenet newsreader that lets you sort by replies to just your own posts? so instead of wading thru lots of posts looking for replies to yours, you can easily find them. thank... read more »

Electronics Equipment

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PM3384 Failed Calibration Need some info

by Frank Heizler
I have a pm3384 and it keeps failing the autocal. I went through the manual calibration, and it was in need of that, but in the end it still failed wi th error d1a. I've read the service manual an... read more »

General Electronics

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Rubber beading on high voltage cable insulation

by Mike Mocha
Hey all, Just curious what you think about this. The photos at the link are showing large gauge wire used on a vintage 600 VDC rail vehicle. We're talking 1930's electric streetcar technology.... 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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Looking for a NGSpice model or subcircuit for TC4422 MOSFET ...

by Jeff
I Use NG-Spicec and am looking for a model or subcircuit for the TC4422 MOSFET driver. Would very much appreciate if you could point me to it. I did see a model but it was a wierd format, not a sta... read more »

Electronics Design

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Auction in Fremont, ca NOW

by Bill Martin
No connection to this, just posting for NorCal bargain hunters. Be quick, lots start closing in 2 hours, around 11AM PST. enjoy, Bill https://bid.xtechauctions.com/auctions/4-1TPJI5/complete-fac... read more »

Electronics Repair

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I am trying to locate a power transformer

by lanavy2307
#94-620-01 for a Crate Amplifier. read more »

Field-Programmable Gate Arrays

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Wide frequency range, arbitrary waveform DDS

by Stef
To generate frequencies from approximately 0.5 mHz to 12 MHz with a DDS a minimum clock of >24, say 25 MHz, is required. To be able to go down to 0.5 mHz, a phase accumulator of at least 36 bits is... 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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Wide frequency range, arbitrary waveform DDS

by Stef
To generate frequencies from approximately 0.5 mHz to 12 MHz with a DDS a minimum clock of >24, say 25 MHz, is required. To be able to go down to 0.5 mHz, a phase accumulator of at least 36 bits is... read more »

Embedded Linux

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Addressing on I2C

by ZOT
Are they some 'reserved' 'well known' addresses on i2c? -- read more »

Microcontroller Discussions

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New(ish) assembler for PIC16 microcontrollers (asm1825)

by Andrew T.
I thought I'd put a post out here for anyone working with PIC16 microcontrollers who might be interested in this assembler I've been working on. I started developing this around 2017 because I fou... read more »

Raspberry Pi Group

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JTAG?

by gareth evans
I wonder if any here have dabbled with the JTAG connections of the RPi, for it seems to me that as a low-level interested party it could be interesting to control a RPi4 through the JTAG interface... 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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kostenlos abzugeben

by
Hi, 3+1/2'' Disk, 33 MiByte Harddisk, etliche Disketten, keine Spiele. Gerne an Abholer in Dorsten bei Recklinghausen/NRW. read more »

Electronics (Spanish)

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Tengo un aerogenerador de 1000 watts (48VDC/20Amperes).

by
Tengo un aerogenerador de 1000 watts (48VDC/20Amperes). El es trifasico en triangulo, quisiera saber que corriente entrega por fase. Agradezco mucho la ayuda. Mauro. read more »

Electronics (French)

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Un Triac peut-il être HS sans raison

by
Hello !! Je constate par ces fortes chaleurs qu'un panneau fonctionne alors que Est-il possible qu'un relais a base de triac soit HS et donc fonctionne en permanence, l'installation a plus de 30... read more »

Electronics (Croatian)

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(PDF) Atlas of Nuclear Cardiology 4th Edition by Vasken Dils...

by
This is the PDF eBook version for Atlas of Nuclear Cardiology 4th Edition by Vasken Dilsizian, Jagat Narula https://booksca.ca/library/ebook-atlas-of-nuclear-cardiology-4th-edition-by-vasken-dilsizi... read more »

Electronics (Dutch)

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

by
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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Mają wszystko...

by
I to w dobrych cenach: http://www.micro-semiconductor.com/ -- Marek read more »

Electronics (Danish)

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LG TV billedet forsvinder

by
Hej LG TV 55UH950V billedet forsvinder efter et par sekunder. Hvad skal jeg kort tid. mvh read more »

Microcontrollers (Russian)

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По моему это гениально ...

by
.............. wait10ms: rcall wait5ms ;5ms 7+x return addresses ;proceed with wait5ms ;+5ms wait5ms: rcall wait1ms ;1ms 6+x return addresses ;proceed with wait4ms ... read more »

PCAD Forum (Russian)

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Где Оркад хранит дефолтные соотв...

by
Hello All! AZ> Давно хотел узнать, но было не особенно актуально, а вот сегодня, что AZ> называется, нарвался. Добавил в схему диод, в схематике у него выводы AZ> обозначены 1 и 2, а когда Лэйаут ... read more »

Electronics Hobby (Italian)

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Tastiera 12-16 tasti via seriale, dove trovarla?

by
Sto cercando una tastiera da leggere con qualche pin di un micro, roba tipo i2c o rs232 Meccanica o membrana e' uguale Avete qualcosa del genere da consigliarmi, 12-16 tasti? read more »