RE: TI-H: NS Illuminator
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RE: TI-H: NS Illuminator
E
Ohms law, R= - R-resistance in ohms, E = volts, and I = current
I
On Wednesday, October 08, 1997 5:37 PM, NDStein@aol.com [SMTP:NDStein@aol.com]
wrote:
> I know a resistor is better and more efficient. However, this is as far as
> I've gone so far. I don't know how to calculate the resistance I need, as I
> thought you need to know amperage to calculate the resistance you should
> have. I don't know the amperage of 2 AA batteries, and I assumed it varied.
> Maybe you can explain this to me in #ticalc some day. Also, I thought
> silicon diodes (normal ones, not the rectifier diodes, etc.) always gave a .6
> v drop. This is what I read in the radio shack electronics book ;-). In
> this case, what kind of drop would you expect, and why would I burn something
> out? However, I was planning on substituting a resistor when I found out
> what to use.
>
> -Noah