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Search: Posts Made By: appiah4
Forum: General Electronics Technical Discussion 01-01-2019, 09:58 PM
Replies: 14
Views: 557
Posted By appiah4
Re: Replacing a choke coil

Well, the old one seems to be around 7.5mm internal and 12.5mm external diameter and roughly 5mm width, with an iron powder core. The one on aliexpress is a T50-52, so checking up on that standard...
Forum: General Electronics Technical Discussion 12-25-2018, 09:49 PM
Replies: 14
Views: 557
Posted By appiah4
Re: Replacing a choke coil

Happy to oblige with pictures..
Forum: General Electronics Technical Discussion 12-22-2018, 05:25 AM
Replies: 14
Views: 557
Posted By appiah4
Re: Replacing a choke coil

What are the chances of frying a cpu if I blindly replace with the choke from aliexpress I linked above? The relevant controller chip is on the CPU VRM after all.. But the part seems fairly...
Forum: General Electronics Technical Discussion 12-20-2018, 09:57 PM
Replies: 14
Views: 557
Posted By appiah4
Re: Replacing a choke coil

I looked at the inductor application and saw there was no definite value as well.. The tiroid is light blue on one side and on the interior suface, pale green on the other side and the exterior...
Forum: General Electronics Technical Discussion 12-20-2018, 09:24 AM
Replies: 14
Views: 557
Posted By appiah4
Re: Replacing a choke coil

It is a PCChşps/Elpina M534 VXPro+

Can you tell me the cap ratings of EC12 and EC17 as well if possible?
Forum: General Electronics Technical Discussion 12-20-2018, 06:32 AM
Replies: 14
Views: 557
Posted By appiah4
Re: Replacing a choke coil

The chip in question is a TL494CN; I believe this is the correct datasheet to check? http://www.ti.com/lit/ds/symlink/tl494.pdf

I'm not exactly electronics literate so if you could point out...
Forum: General Electronics Technical Discussion 12-20-2018, 03:05 AM
Replies: 14
Views: 557
Posted By appiah4
Replacing a choke coil

I acquired a Socket 7 motherboard not long ago.. Aside from a few missing capacitors, it also has a broken coil choke. It seems to me a ferrite bead of 12mm external 8mm diameter with a 12 loop...
Forum: Announcements & Related News 12-20-2018, 01:14 AM
Replies: 21,414
Views: 1,252,850
Posted By appiah4
Re: New Members - please post your introductions here

Hello. I'm a collector of retro PC and Amiga parts and lately summoned the courage to do repair and recap work on my parts myself, I registered to post questions on problems I stumble across.
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