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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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DC relay coil ...

by Bob Engelhardt
I have a DC relay with the coil connections marked + & -. Does it matter? The relay operates with either polarity so there is no internal flyback diode. It's a 24v, 33ma coil for those who wan... read more »

Electronic Components

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smd marking code data base and package identification - updated 210913 ...

by legg
The smd marking code data base is updated, to include two- terminal devices, power supervisory circuits, GaAs mmic devices, transient suppression devices. Many typos and redundancies are addressed... read more »

Electronics Down Under

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Headers in anti-static boxes. ...

by Sylvia Else
Why do Element14 keep sending me board headers in anti-static boxes? Seems like a waste of money. Sylvia. 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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Modern Robotics : Mechanics, Planning, and Control (Kevin M. Lynch, Frank C. Park) ...

by Munib Ahmad
I need solution manual for modern robotics. If you have it please share it. 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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please ...

by ?remi Kevser Kurt
Solution Manual Nuclear Energy : An Introduction to the Concepts, Systems, and Applications of Nuclear Processes (8th Ed., Raymond Murray & Keith Holbert) can you send me your solutions? 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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PC rebooting in all but preboot modes. ...

by legg
I've got a pretty reliable home-brew PC built on PCC A13G+ v3.0 motherboard that has only recently started to reboot itself after 15-30 minutes of operation. It normally only sees an internet ... read more »

Field-Programmable Gate Arrays

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UDP -FPGA point to point ...

by Manav Nair
Hello everyone, I have recently started working on a project using Ethernet in an FPGA and I am using the UDP protocol for communication between the PC and the FPGA. The communication is happening p... 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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Multithreaded disk access ...

by Don Y
As a *rough* figure, what would you expect the bandwidth of a disk drive (spinning rust) to do as a function of number of discrete files being accessed, concurrently? E.g., if you can monitor the ... 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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Logging webcams for RaspiOS ...

by bob prohaska
Does anybody know of a WiFi webcam that can be used with RasPiOS? I'd like to use it as a trail camera in low/no light for nocturnal vermin in a garage. Motion activated, IR sensitive. No need fo... 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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Nexperia Bestellbezeichnung 115

by
Hi Leute, bei vielen diskreten Bauteilen von Nexperia ist in der Bestellnummer hintendran noch ne 115 dabei. z.B. hier: https://www.nexperia.com/products/diodes/automotive-diodes/automotive-zene... read more »

Electronics (Spanish)

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e

by
yo nesesito una ayudita con esta formula q no puedo resolver si puede ayuda read more »

Electronics (Croatian)

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solarno

by
nest razmisljam kad bi mi trebalo 5V 3A (ca. 20W) + kakav 4g router (ca. 10W) nasred planine 24/7 to bi bilo kakvih 12V 2.5A znaci 4 baterije 7.2Ah bi trebale gurati nekih 10-12 sati... e sad g... read more »

Electronics (Dutch)

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Sommige stroringen bij apparaten wordt veroorzaakt door 'roe...

by
Sommige stroringen bij apparaten wordt veroorzaakt door 'roest' tussen stekker en stopcontact! Een tv van mij werkte niet goed meer waarbij na onderzoek overbleef dat mogelijk de stekker van de... read more »

Electronics (Polish)

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Wybuchający akumulator

by
https://joemonster.org/filmy/113779/Wybuch_akumulatora_podczas_rozruchu_starego_silnika -- Janusz read more »

Electronics (Swedish)

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Få din kredit på 48 timmar.

by
Du har blivit nekad av banken eftersom din kredit inte uppfyller deras stan ?r. E-post: bmmemonnet@gmail.com read more »

Electronics (Danish)

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3 batterier =?

by
hvor mange watt giver det ? mvh Henning Holm read more »

Microcontrollers (Russian)

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Rules

by
(fido7.)su.hardw.other read more »

PCAD Forum (Russian)

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iPhone SUPER 80% discounts

by
*** iPhone SUPER-SPECIAL-DISCOUNT 80% OFF --- UNBEATABLE SUPER-PRICES !!! *** Save LOTS OF CASH on a wide collections of iPhones, 80% off everything must go to make place of next generation iPhone ... read more »

Electronic Circuits (Russian)

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Panasonic KXTG5671

by
https://d.radikal.ru/d42/2109/68/67ba4a29c999.jpg https://c.radikal.ru/c04/2109/23/c18ff87ae7da.jpg read more »

Electronics Hobby (Italian)

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libreria arduino MultiStepper

by
in internet le opinioni su detta libreria sono contrastanti. Nella Eppure vi sono diversi sketch di esempio che la #includono. Ho usato Accelstepper da sola fin'ora, ma vi sono alcuni sketch che l... read more »