Tag Archives: Optoelectronics

Light Level Droplets Detector

Posted on February 21, 2011 by Rend

This is a circuit of Low-Light Level Drop Detector. This circuit utilize self-biasing configuration to detect small changes in light level. This circuit usually used in monitoring very low droplets rates. The collector of the transistor gives feedback that is … Continue reading →

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Very Simple Light Meter

Posted on December 6, 2010 by Rust

Very simple light meter can be constructed using LDR (light dependent resistor)  wired in series with a battery, variable resistor, and  ampere meter. Here is the schematic diagram of the circuit: The ampere meter is a 100 uA analog meter. … Continue reading →

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