In Reply to: Re: Two filaments on a battery: bad luck? posted by randallvw on January 30, 2007 at 07:26:28:
Like this , remember the 'cathode' resistor has the battery current running through it so will be a much lower value . It takes a bit of adjustment to get it spot on , but maybe worth a play ;)
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Follow Ups
- Re: Two filaments on a battery: bad luck? - fatbottle 07:57:23 01/30/07 (2)
- Re: Two filaments on a battery: bad luck? - randallvw 12:53:29 01/30/07 (1)
- Re: Two filaments on a battery: bad luck? - fatbottle 14:39:35 01/30/07 (0)