Post Created date
Slowing dow nAc motor in a fan
I found polymer capacitor for rigth values, ploped it in series with fan motor and now runs a bit slower and a lot quieter.  Thanks for tip about proper capacitor type.
Wednesday, 3 June 2020 - 09:48
Slowing dow nAc motor in a fan
Ok, i managed to open it. Looks like the motor has multiple windings on the stator and so the 3 speed switch just changes which winding is energized. Soo i found the winding of...
Tuesday, 2 June 2020 - 11:27
Slowing dow nAc motor in a fan
I had x 140mm on my desk, but my boss said that it looked too "janky"
Tuesday, 2 June 2020 - 10:49
Slowing dow nAc motor in a fan
Because for some stupid reason, the PCB part is glued into a case. Will pop it into my smd oven for a bit and hopefuly the case will open then.
Tuesday, 2 June 2020 - 10:48
ADUM1250 bi-dir isolator
Yes, it was converters fault. The output was 5.1V instead of 3.3V according to datasheet.
Monday, 11 May 2020 - 09:06
ADUM1250 bi-dir isolator
Yes there are all neccesery pullups(4.7k) and decoupling capacitors on power lines. Protect from overvoltage(up to 1kV) on the primary side. There are sensitive data saved on...
Monday, 11 May 2020 - 09:05
Where to find RGBWW bulbs
Engineer on its own would make it cheaper, but what i observed in my experiences is this:   -costumer has something that costs 2€ to make -engineer makes it for 10cents...
Thursday, 7 May 2020 - 06:01
Where to find RGBWW bulbs
This is how it looks:   Actually, i have been browsing for last few hours, all the LED strips that are advertised as RGBWW only have either RGB+WARM white led in one chip,...
Wednesday, 6 May 2020 - 11:13
Where to find RGBWW bulbs
Ok, i miss-explained myself. Not "like a true engineer", but "like a true engineer project" :P
Wednesday, 6 May 2020 - 09:10
Where to find RGBWW bulbs
Well my experience is different. I come up with a simple design that would work like a charm, and then either boss or costumer makes it so complicated and over bloated with...
Wednesday, 6 May 2020 - 09:09
Manual pick/palce machine for under 1000€
TPE, i have written you on PM.
Monday, 4 May 2020 - 12:06
Manual pick/palce machine for under 1000€
Sure, i would like to see some pics :D
Friday, 24 April 2020 - 10:54

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