[sdiy] Large resistor value (LDR) / DIY ohmmeter question

[Gordon JC Pearc e]

On 21/04/12 19:03, aankrom wrote:

> My main use for the meter is to watch an LDR return to its dark
> resistance after an LED lowers it. I even have a mod. that I added that
> will put the meter in the 10kOhm range when the LED is on and then
> switch to a higher range (20MOhm-100MOhm) when the LED is off. I'm not

So if you're measuring the dark resistance of an LDR, why do you need to 
go more than a couple of hundred K?

-- 
Gordonjcp MM0YEQ