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Re: RE : [Homebrew_PCBs] Unipolar stepper motor driver wiring

2005-06-21 by Stefan Trethan

On Tue, 21 Jun 2005 01:57:34 +0200, KD5NWA <KD5NWA@...> wrote:

> Those puppies are faster than grease lightning, they use the structure  
> used
> by pin diodes. I use the 1N4007 to switch rf signals by controlling the  
> bias.


That would be the first time i hear that. I was much rather believing the  
1n400x is a slow rectifier diode.
Using the bias of a diode to switch rf does not require a fast diode, if  
you don't need to switch fast.

I would like to know where you got that information, and maybe you should  
look at the datasheets again.

ST

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