Electronics Design

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Connector name/type

Besides "4 pin circular", what might I use to locate this (female) connector? (about half inch OD)
12 comments posted 3w
posted by blockedofcourse
12 comments posted 3w posted by blockedofcourse

silly advice

https://www.allaboutcircuits.com/industry-articles/why-component-availability-belongs-inside-schematic-design/
29 comments posted 3w
posted by jl
29 comments posted 3w posted by jl

Testing 18650 "cells"

I've rescued a metric buttload of Samsung INR21700-50E (5000mAh 9.8A 3.6V), NiB. Obviously never used. So, how to test...
33 comments posted 3w
posted by blockedofcourse
33 comments posted 3w posted by blockedofcourse

4 chan scope 800 MHz

https://www.testequity.com/product/20019883-MHO984 12 bits. For $1400.
13 comments posted 4w
posted by jl
13 comments posted 4w posted by jl

Mid-design on project

Anyone experienced with Matias key switches for mechanical keyboards? I'm slightly fascinated with the tech but it's st...
7 comments posted 1mo
posted by me
7 comments posted 1mo posted by me

Op amp feedback math question

Hi, I'm looking at the input-output equations for op amps in the inverting amplifier configuration, and the inverting i...
3 comments posted 1mo
posted by christopher
3 comments posted 1mo posted by christopher

Margaret Elaine Heafield Hamilton died

Margaret Elaine Heafield Hamilton died on September 30th, 2026. (S. HTTP://Gloucester.Insomnia247.NL/ fuer Kontaktdaten!...
94 comments posted 1mo
posted by thanks-to
94 comments posted 1mo posted by thanks-to

Ai is cool

I asked a DDS synthesizer to make 3 MHz and it made 2.62502 MHz So I asked google closest integer ratio to 3 over 2.625...
42 comments posted 1mo
posted by jl
42 comments posted 1mo posted by jl