I work in radio astronomy, and I wear a Nixie watch. No problem. But seriously, it is possible to build a low-emission switching supply. It takes time and care and shielding. High voltage is more of a challenge.
On Fri, Aug 16, 2019, 12:27 AM johnk <yend...@internode.on.net> wrote: > From time to time I come across discussions where radio restorers > [domestic and mil] want a low current valve-voltage (tube-voltage) power > supply. > > I often suggest that they look at the various Nixie supplies discussed > here. > > > > The usual response is along the lines that ANY “switching” or > not-linear-regulator supply will cause too much “noise” on the radio bands > involved. > > > > Are there any active ticketed amateur radio guys here who have had > first-hand experience of this topic and are willing to share their wisdom? > > > > John K > > Australia. > > -- > You received this message because you are subscribed to the Google Groups > "neonixie-l" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to neonixie-l+unsubscr...@googlegroups.com. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/001501d553ea%24e0530ed0%24a0f92c70%24%40internode.on.net > <https://groups.google.com/d/msgid/neonixie-l/001501d553ea%24e0530ed0%24a0f92c70%24%40internode.on.net?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To unsubscribe from this group and stop receiving emails from it, send an email to neonixie-l+unsubscr...@googlegroups.com. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/CAPbqtvdqOmNa8sMGF%3Du5A-DnCHpB33FjoBWFy%3DiSJCZfV1mxSg%40mail.gmail.com.
