It looks like I came to right place!.....Unbelievable source of information here....I have seen the 555 supplies...cheap to make but I suppose the converter route may give you more flexibility in design....well now I will have to put this information to work...get it off the drafting table to the shop floor!.....really appreciate it!...
Regards Robert W8UUU On 16 July, 12:26, John Rehwinkel <[email protected]> wrote: > > I have found some CCFL transformers that may work but they do not list > > the turns ratio. All the specs just list the secondary voltage > > ratings and power ratings. If these would work how do you determine > > the proper one to use? > > Ed wrote up ways to determine transformer parameters in his blog here: > > http://softsolder.com/2009/02/16/finding-transformer-pi-model-paramet... > > http://softsolder.com/2009/02/18/transformer-parameter-extraction-bh-... > > It's a nice illustration of how to work up real numbers from basic > principles. Sadly, the nice transformer he's measuring (another surplus unit > from Goldmine Electronics) is no longer offered. > > - John KG4L -- 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.
