voltage transformers for chinese radios
Does anyone have experience with 110/220volt transformers along with a
shortwave radio imported from China? I heard someone complain about
the fact that the transformers coming from China aren't tested by
Underwriters Laboratories.
--
weatherall
.
Relevant Pages
- Re: high voltage boost DC/DC converters (5V->250V)
... output voltage 10x or more of the input voltage the standard boost ... I've read that step-up transformers are a better way to go. ... You need a ferrite transformer like those used in very small switcher wall warts. ... you could get the for a few dimes from China but only if you buy a whole pallet of them. ...
(sci.electronics.design) - Re: high voltage boost DC/DC converters (5V->250V)
... I've read that step-up transformers are a better way to go. ... stepping down wall power, as well as various specialty transformers. ... switcher wall warts. ... dimes from China but only if you buy a whole pallet of them. ...
(sci.electronics.design) - Re: high voltage boost DC/DC converters (5V->250V)
... output voltage 10x or more of the input voltage the standard boost ... I've read that step-up transformers are a better way to go. ... You need a ferrite transformer like those used in very small switcher wall warts. ... you could get the for a few dimes from China but only if you buy a whole pallet of them. ...
(sci.electronics.design) - Re: Inflation is a real problem in China
... inflation than what I think China has for its people. ... want to complain about global economic trends that also impact China ... economy. ... the Chinese government in this regard has ...
(soc.culture.china) - Re: China sells aircraft to Laos
... yes complain complain you guy.lpdr do thing never tuk jai you juk tua ... *** China is so big, so vast, with so much AGGREGATE resources, ... compare to places like America, England, Germany, France, Switzerland, ... as many as 20 to 30 percent Asians. ...
(soc.culture.laos) |
|
