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Re: Filter/Speed/Meter & DON'T meter using a Nikon Camera


  • From: "phillip geller" <filje@xxxxxxxxxxx>
  • Subject: Re: Filter/Speed/Meter & DON'T meter using a Nikon Camera
  • Date: Thu, 5 Oct 2000 12:18:19 -0500


> They are normally driven by a transistor and have a low value resistor
> in series which gives a current through the LED of about twice the rated
> continuous current of the device. Because the LED is driven with a
> square wave, it's only on for half the time (less because of the coding)
> and so it doesn't get over-rated.


thank you for the led/remote brightness explanation. 

phil

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