[sdiy] Vactrol Driving

[Edward Schultheis]

 I saw the subject line, and gullible me, thought it was about self driving cars and thought “... is it a good idea to have a vactrol type response in a self driving car!?”

Edward Schultheis

Sent from me!

> On Sep 26, 2018, at 9:00 PM, Ben Bradley <ben.pi.bradley at gmail.com> wrote:
> 
> Yes, it's basically an old-fashioned "signal" LED with probably max
> current of 20mA. The LED responds instantly with light vs. current,
> but the light-dependent resistor does not, and the charactaristics can
> vary a lot from unit to unit.
> There's more detail (maybe more than you want) here:
> https://en.wikipedia.org/wiki/Resistive_opto-isolator
> If you're really cheap, this site shows how to make your own:
> http://sound.whsites.net/project145.htm
> 
> On Wed, Sep 26, 2018 at 11:21 PM Youssef Menebhi
> <youssef.menebhi.79 at gmail.com> wrote:
>> 
>> Hi-
>> 
>> I recently acquired a bag of vactrols, but I do not know much about them.
>> Is there an ideal way to drive them or is it more or less the same as
>> driving an LED?  Does anyone have any preferred driver circuits that
>> they could share?
>> 
>> Thank You,
>> Youssef
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