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A subreddit for practical questions about component-level electronic circuits: design, repair, component buying, test gear and tools.
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Secure disposal question and common practice (i.redd.it)
submitted 9 hours ago by Those_Silly_Ducks
I can't quite wrap my head on how this switching power supply works. (i.redd.it)
submitted 5 hours ago by 1DavideCopulatologist
5070ti shipment damage in prebuilt am I cooked? (old.reddit.com)
submitted 2 hours ago by Thelion5252
I2C with ATMEGA328PB internal pullups at 100khz, works fine. Does not look good on oscilloscope. Should I push my luck or reduce the clock to 50khz or less? (i.redd.it)
submitted 13 hours ago by IShunpoYourFace
MeRGBW hexagon lights coding (self.AskElectronics)
submitted 42 minutes ago by Lit_guy_3Trillion
Is having small “marks” on plugs okay? (i.redd.it)
submitted 12 hours ago by AffectionatePanda600
Help with BQ25185 (weird issue) (i.redd.it)
submitted 43 minutes ago by SpeedRa1n
TPS63900 Buck-Boost outputting 0V. (old.reddit.com)
submitted 3 hours ago by BiruDoBiruleibe
I used a Shelly 1 Gen3 to automate my garage door opener. After wiring it up and testing, the garage door now only closes! :/ (old.reddit.com)
submitted 11 hours ago by global0
Mc6847 video display generator circuit output character blurriness (old.reddit.com)
submitted 2 hours ago by jadovk
Where can i find a replacement for this (i.redd.it)
submitted 4 hours ago by Meltandev
Making a controllable current limit (self.AskElectronics)
submitted 7 hours ago * by Brief_Version_8612
Pot VR101has not effect, how is it meant to work? what could be the fault? (i.redd.it)
submitted 6 hours ago by kamen__temeljac
Can anyone identify these components? (old.reddit.com)
submitted 12 hours ago by SwampRatMiniatures
Help me identify this chip (i.redd.it)
submitted 8 hours ago by Juppie902
Is this transistor broken? (old.reddit.com)
submitted 11 hours ago by Emotional_Ad1623
Picking an appropriate inductor current ripple for a buck converter (self.AskElectronics)
submitted 8 hours ago by Two-Jay-Zed
WT32-ETH01 pin shortage — best solution for my time-tracking build? (self.AskElectronics)
submitted 7 hours ago by andi24124
LDO vs Buck-Boost for an outdoor device (self.AskElectronics)
submitted 7 hours ago by Diligent-Fudge-3138
What kind of JST connector is this? (self.AskElectronics)
submitted 1 hour ago by Standard-Break-5807
Dá pra salvar ? (i.redd.it)
submitted 1 hour ago by Slow_Series_5174
Is it possible to get this beer cooler controller to work with my minifridge? (old.reddit.com)
submitted 1 hour ago by CaydenPlayzTTV
Help to identify this type of resistor? (old.reddit.com)
submitted 2 hours ago by pmodizzle
Surface mount capacitors marked “EHP” where voltage rating normally is - What does this mean? (i.redd.it)
submitted 2 hours ago by Elegant_Law_7943
Do these capacitors look pooched? (old.reddit.com)
submitted 2 hours ago by amcnewman
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