Why don’t I just make 10 a little louder and then make 10 the top number and make that a little louder?
On Fri, May 3, 2019 at 8:52 AM Paul Andrews <[email protected]> wrote: > I’m going to say the obvious thing here: Surely it should show the volume > as 0-11? > > On May 3, 2019, at 8:13 AM, Justin Scott <[email protected]> wrote: > > Thanks; good advice. I am an EE with 12 years of experience and have > worked with HV before. Built my own tube amp with 420 VDC inside. Would > love to hear your tips. > > What I'm actually building is a volume display for a tube amp. When you > turn the volume pot, a couple of nixies will display 0-99. The amp in > question already has a transformer that delivers 220VAC, so I will be > dropping and rectifying that to get my 180V for the nixie anodes. > > On Thursday, May 2, 2019 at 5:01:27 PM UTC-4, gregebert wrote: > >> I dont recommend line-operated designs unless you've done some previous >> design work at high-ish voltages. There are a lot of not-obvious things >> that go wrong (line noise, transients, component failure, inadequate >> isolation) with very bad consequences. >> >> If you have done a lot of past designs, I can share some tips on how to >> make a line-operated design safer and more reliable. The last thing we want >> is for someone's nixie clock to cause a fire, or worse. >> >> I've had a few "learning experiences" with line-operated circuits that >> ended-up with sparks, smoke, and/or small explosions despite careful >> forethought. There's always something you overlook, and sooner or later it >> will get you. >> > -- > You received this message because you are subscribed to a topic in the > Google Groups "neonixie-l" group. > To unsubscribe from this topic, visit > https://groups.google.com/d/topic/neonixie-l/gIa9ngzJVKk/unsubscribe. > To unsubscribe from this group and all its topics, send an email to > [email protected]. > To post to this group, send email to [email protected]. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/64ede73e-aabd-413e-9528-2ffb59db79f4%40googlegroups.com > <https://groups.google.com/d/msgid/neonixie-l/64ede73e-aabd-413e-9528-2ffb59db79f4%40googlegroups.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > > -- > 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 [email protected]. > To post to this group, send email to [email protected]. > To view this discussion on the web, visit > https://groups.google.com/d/msgid/neonixie-l/A010590F-9635-4218-880C-3531B2B18793%40gmail.com > <https://groups.google.com/d/msgid/neonixie-l/A010590F-9635-4218-880C-3531B2B18793%40gmail.com?utm_medium=email&utm_source=footer> > . > For more options, visit https://groups.google.com/d/optout. > -- 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 [email protected]. To post to this group, send an email to [email protected]. To view this discussion on the web, visit https://groups.google.com/d/msgid/neonixie-l/CAM%3DKN7yKdNDZ-UdHj%3DEY8hxopd8baoeTAaK5HQiKFvLqgQfJ8Q%40mail.gmail.com. For more options, visit https://groups.google.com/d/optout.
