Hi, Before pointing out my problem, i will just say that i am very newbie to electronics. Kindly don't offend on my silly questions: Attached picture is a part of the Sun Tracker sensor based on Red 5mm crystal clear LED. Each LED generate 1.48 VDC when exposed to bright sunlight. The circuit desi…

How to calibrate the LEDs to zero Voltage.

Khalid August 27, 2011, 11:34am 8

I have replaced the 5K pot with 1K pot and no effect. I always get +1.48VDC when both LEDs exposed to bright sunlight.

Topic		Replies	Views
Problem with potentiometer and LED Troubleshooting	5	1024	May 6, 2021
Arduino reading different voltages than a multimeter General Electronics	46	17744	May 6, 2021
Potentiometer is not dimming my LED when adjusted. General Electronics	15	4794	May 6, 2021
Voltage Divider & Voltmeter help General Guidance	30	27000	May 5, 2021
Is my circuit need else component? General Electronics	29	5018	May 6, 2021