Not sure what is going on but I checked the circuit and I am getting 613VDC with the 180K Resistor (R3) in the schematic. I increased the resistance to 270K and I still get 613VDC. Not sure why this is. Anyone have a thought on why I'm getting 613VDC?
John On Oct 7, 12:13 pm, threeneurons <[email protected]> wrote: > > > >http://www.tube-tester.com/sites/nixie/different/spinner-EZ10B/ez10b-... > > > > On Dieter's circuit, R 4 & R5, are bleeder resistors. to drain the caps in > > > the voltage multiplier ladder > > > On Oct 6, 3:08 pm, GreyFox <[email protected]> wrote: > > Ok good to know - So where would the resistor or resistors in question > > be? > > I don't really understand your question. Dieter's circuit, is real > simple. It has a multiplier ladder used to get a DC voltage over 500V, > in order to ignite the dekatron. The one 'guide set' (of the EZ10, > split in 2 sub-groups) is connected directly to the AC line voltage. > The glow transfers to the guide when the AC sinewave is in the > negative voltage portion of the cycle. All current flowing thru > dekatron goes thru the anode, hence thru that 180K resistor, which > limits the current. That's it ! > > Oh, those 2 6.8K resistors are for the 220V world. In 120V land, you > bypass those. -- You received this message because you are subscribed to the Google Groups "neonixie-l" group. To post to this group, send an email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/neonixie-l?hl=en-GB.
