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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 electronicsHobby Electronics Basics

Why are engineering sample CPUs illegal to sell?
by Commander KinseyWhy are engineering sample CPUs illegal to sell? read more »
Electronic Components

Help identifying connector
by Mike MochaHey 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

Newsreader needed
by Yosemite SamDoes 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

PM3384 Failed Calibration Need some info
by Frank HeizlerI 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

Rubber beading on high voltage cable insulation
by Mike MochaHey 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 categoryElectronics Computer-Aided Design

Looking for a NGSpice model or subcircuit for TC4422 MOSFET ...
by JeffI 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

Auction in Fremont, ca NOW
by Bill MartinNo 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

I am trying to locate a power transformer
by lanavy2307#94-620-01 for a Crate Amplifier. read more »
Field-Programmable Gate Arrays

Wide frequency range, arbitrary waveform DDS
by StefTo 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

Wide frequency range, arbitrary waveform DDS
by StefTo 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

Addressing on I2C
by ZOTAre they some 'reserved' 'well known' addresses on i2c? -- read more »
Microcontroller Discussions

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

JTAG?
by gareth evansI 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 forumsElectronics (German)

kostenlos abzugeben
by- Leo Baumann
Hi, 3+1/2'' Disk, 33 MiByte Harddisk, etliche Disketten, keine Spiele. Gerne an Abholer in Dorsten bei Recklinghausen/NRW. read more »
Electronics (Spanish)

Tengo un aerogenerador de 1000 watts (48VDC/20Amperes).
by- Mauro Gonzalez
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)

Un Triac peut-il être HS sans raison
by- Aegidius
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)

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

[CHARTER] handvest nl.hobby.elektronica [maandelijks bericht...
by- - charter -
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)

MajÄ wszystko...
byI to w dobrych cenach: http://www.micro-semiconductor.com/ -- Marek read more »
Electronics (Danish)

LG TV billedet forsvinder
byHej LG TV 55UH950V billedet forsvinder efter et par sekunder. Hvad skal jeg kort tid. mvh read more »
Microcontrollers (Russian)

Ðо Ð¼Ð¾ÐµÐ¼Ñ ÑÑо гениалÑно ...
by- Andrej Arnold
.............. 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)

Ðде ÐÑкад Ñ ÑÐ°Ð½Ð¸Ñ Ð´ÐµÑолÑнÑе ÑооÑв...
by- Alexander Zabairatsky
Hello All! AZ> Ðавно Ñ Ð¾Ñел ÑзнаÑÑ, но бÑло не оÑобенно акÑÑалÑно, а Ð²Ð¾Ñ ÑегоднÑ, ÑÑо AZ> назÑваеÑÑÑ, наÑвалÑÑ. Ðобавил в ÑÑ ÐµÐ¼Ñ Ð´Ð¸Ð¾Ð´, в ÑÑ ÐµÐ¼Ð°Ñике Ñ Ð½ÐµÐ³Ð¾ вÑÐ²Ð¾Ð´Ñ AZ> обознаÑÐµÐ½Ñ 1 и 2, а когда ÐÑйаÑÑ ... read more »
Electronic Circuits (Russian)

ÐозможноÑÑи ÑеÑÑеÑа DT-830B ...
by- Andrej Arnold
p-n-p R=C*(U-V)/V read more »
Electronics Hobby (Italian)

Tastiera 12-16 tasti via seriale, dove trovarla?
by- RobertoA
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 »