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LM358 commented on Microsoft lowers AI software growth targets   finance.yahoo.com/news/mi... · Posted by u/ramoz
rpowers · 14 days ago
Is 8 where they leaned heavily into touch screen boxes?
LM358 · 14 days ago
Yes. As if it wasn't out of touch enough, they even did it on the server version as well!
LM358 commented on Why are my headphones buzzing whenever I run my game?   alexene.dev/2025/12/03/Wh... · Posted by u/pacificat0r
Gracana · 14 days ago
If you're a bit handy, you can assemble a line filter using a part like this https://enerdoor.com/products/fin27/ for a heck of a lot cheaper than you can buy a filtered power strip.

You may also be able to solve the problem with a simple common mode choke, either the clip-on type, or a toroid that you wrap the cable through a couple-few times. https://palomar-engineers.com/rfi-kits/acdc-power-line-choke...

LM358 · 14 days ago
A filter like that will have very little attenuation in the audio spectrum.

I agree however that indiscriminately throwing ferrites at problems can be a good solution!

LM358 commented on Why are my headphones buzzing whenever I run my game?   alexene.dev/2025/12/03/Wh... · Posted by u/pacificat0r
pacificat0r · 14 days ago
Wow, that's exactly what I have, a MODI 2. Time for a change I guess
LM358 · 14 days ago
Look, if it works for you and you're happy with it - keep it. More power to you.

I just know that if I handed over something with such shoddy soldering to a customer, I'd lose my job or at the very least lose soldering privileges. But I am working with things that cost slightly more than 99$ that you can't find on store shelves :)

LM358 commented on Why are my headphones buzzing whenever I run my game?   alexene.dev/2025/12/03/Wh... · Posted by u/pacificat0r
ShipEveryWeek · 14 days ago
What’s with the animosity towards Schiit? They seem to make decent products. Noise from using USB power delivery for audio devices is common.. that’s why you can (and should) use the dedicated power input to you DAC/amp
LM358 · 14 days ago
>They seem to make decent products

I don't agree with that sentiment. Their designs are subpar and the quality of the soldering is (maybe was) unacceptable:

https://www.audiosciencereview.com/forum/index.php?threads/h...

https://www.audiosciencereview.com/forum/index.php?threads/b...

The above review specifically goes into the problem from OP.

There's also their amplifier with a rather non-standard architecture that tries to solve a non-problem (injecting feedback in a NFB loop - I might remember wrong, if so, forgive me) which leads to it measuring double digit (!) THD if you feed it a sine wave. I'm not an experienced engineer but it is IMO a non-starter to have an amplifier try to decide what is and isn't a musical signal as part of its protection circuitry, short of detecting DC offsets or shorts (pun not intended). I'm not in the market for a 1800$ amplifier that goes bzzzt if you feed it music it disagrees with [1]

https://www.stereophile.com/content/schiit-audio-ragnarok-in...

>Noise from using USB power delivery for audio devices is common.. that’s why you can (and should) use the dedicated power input to you DAC/amp

I don't disagree with your point. However, a company designing products like these should be able to design a filter for this usecase unless you're trying to use your DAC as a a measuring device, or there is something seriously wrong with your motherboard. I honestly haven't heard of any other brand product with this problem unless it's ~20 years old and in need of repair. It doesn't cost much in the BOM, however it does cost in engineering hours/competence and QA and this is something that should have been caught by the latter.

[1] https://www.youtube.com/watch?v=NzMbY4sZvIw

Edit: I just want to add that I don't want to hate on Schiit. Honestly I'd like new audio companies to succeed and I applaud them for rejecting MQA back in the day and for not going all-in on the audiofool bullshit one sees too much of. But seeing such poor engineering and QA leaves a sour taste in my (electronics engineering) mouth. Maybe they have improved lately, I wouldn't know. I'm not really in their market anyways.

LM358 commented on Why are my headphones buzzing whenever I run my game?   alexene.dev/2025/12/03/Wh... · Posted by u/pacificat0r
LM358 · 14 days ago
Not at all surprised to see that it's a Schiit DAC causing this problem
LM358 commented on Tektronix equipment has been used in many movies and shows   vintagetek.org/tektronix-... · Posted by u/stmw
jonah-archive · 25 days ago
If you have the opportunity, I would strongly recommend visiting the vintageTEK Museum whose site this is on (it's just outside Portland) sometime. Many of the folks working there are retired from Tektronix themselves and the amount of (working!) equipment they have is astounding.
LM358 · 24 days ago
Yes! I went there on my first trip to Portland last year for work.

It was mesmerizing to look at all the beautiful equipment and meet all the cool people there. I've forgotten his name, but I spent at least one hour with an ex-Tektronix employee who started his career with tubes and ended it with writing FPGA code who told me many wonderous stories from his career. Highly recommended if you're at all into electronics!

LM358 commented on EQ: A video about all forms of equalizers   youtube.com/watch?v=CLAt9... · Posted by u/robinhouston
GistNoesis · 2 months ago
Can measurements and calibration be done easily at home to see if your sound system is well calibrated ?

I was thinking of playing a pink noise on the speaker and recording it with a cheap microphone or displaying it with the Spectroid app, but the microphone probably has it's own frequency response.

Is there an App for that ? With each phone model microphone factory calibrated ?

Is there a way to use known fact about physics like harmonics should have a specific shape (timbres) that's should help equalize frequency with respect to each other ? Or from various microphone positions, calibrate it so that any cheap microphone can do the trick ?

LM358 · 2 months ago
A UMIK-1 is pretty cheap these days. Also check out REW.
LM358 commented on UK Millionaire exodus did not occur, study reveals   taxjustice.net/press/mill... · Posted by u/mooreds
weberer · 3 months ago
The threshold for Norway's wealth tax is having a total net worth around 150,000 euros, regardless of income. That should affect pretty much everyone who's owned a house for more than a decade.
LM358 · 3 months ago
Wealth tax on houses (and apartments, cabins etc..) are calculated as 25% of market value up to 10 MNOK and 70% over that. So you'd need to own a rather luxurious house before having to pay a rather modest tax.

Some municipalities also have a separate property tax which iirc is usually an order of magnitude lower than the wealth tax.

LM358 commented on Game preservationists say Switch2 GameKey Cards are disheartening but inevitable   videogameschronicle.com/n... · Posted by u/haunter
solardev · 7 months ago
Wait, in the EU you can just petition the government and they have to respond after some threshold?
LM358 · 7 months ago
Yes, both at the EU level and also in many countries (EU and non-EU), see:

https://en.wikipedia.org/wiki/European_Citizens%27_Initiativ...

https://en.wikipedia.org/wiki/Popular_initiative

LM358 commented on Raspberry Pi Lidar Scanner   github.com/PiLiDAR/PiLiDA... · Posted by u/Venn1
Liftyee · 8 months ago
It's impressive that the cost of usable LIDAR tech is well within the reach of personal projects now. The sensors used on the first self-driving cars (from companies like SICK, etc.) likely perform much better but the price point of multiple k$ is not really viable for experimentation at home.

Not to make everything political, but I wonder how the US tariffs will affect electronics-adjacent hobbies. Anecdotally, the flashlight community on Reddit has been panicking a little about this.

LM358 · 8 months ago
Never mind hobbyists - I work in electronics R&D and my two favorite suppliers are US based even though I am not. Anxious to see how this plays out and that's not even considering our production departments.

u/LM358

KarmaCake day208February 12, 2024View Original