Timeline for Substitute for permalloy core for power transformer
Current License: CC BY-SA 3.0
9 events
| when toggle format | what | by | license | comment | |
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| Apr 2, 2015 at 0:15 | answer | added | Alexandre Bueno | timeline score: 1 | |
| S Oct 27, 2014 at 11:11 | history | suggested | chwi | CC BY-SA 3.0 |
changed spelling error in title
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| Oct 27, 2014 at 10:27 | review | Suggested edits | |||
| S Oct 27, 2014 at 11:11 | |||||
| Aug 5, 2013 at 1:08 | comment | added | david | Now I'm very curious, why do you want permalloy laminate for your core? Power supply transformers are normally silicon steel or ferrite? | |
| Jun 7, 2013 at 9:23 | comment | added | Pentium100 | @TonyStewart, a SMPS would generate high frequency noise which may be a problem if the amplifier (or the power supply) is not well shielded. | |
| Dec 2, 2012 at 2:03 | comment | added | D.A.S. | magnetic parts are so expensive unless you buy in volume and 60Hz transformers are significantly more expensive. UNless you specify the operating freq it is difficult to find. Rather than looking for peramlloy plates. look for a Universal SMPS with 220/110AC input and 19~24Vdc regulatored output they exist over a wide range of voltages and power ratings for about %0.25/W like these goo.gl/Qp6so | |
| Dec 2, 2012 at 1:02 | history | tweeted | twitter.com/#!/StackElectronix/status/275042137937166336 | ||
| Dec 1, 2012 at 23:52 | comment | added | Dave Tweed | You could try taking apart another transformer that you don't care about. | |
| Dec 1, 2012 at 23:38 | history | asked | Alex Bolotov | CC BY-SA 3.0 |