A circuit that can measure water at 8 levels |  

HOW to measure water in 8 levels using the uln2803.
👉 Buy your electronic components at: www.utsource.net/
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Download the project here:
in pdf: adshort.co/sNbm6pNG
circuit: adshort.co/vY9PB6Q9
ULN2803 datasheet: adshort.co/BT4c7
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00:00 introduction
00:12 sponsored by UTsource
00:33 materials and circuit
00:44 led diodes and transistor
01:57 using the buffer
02:30 calculate resistance for led
03:07 use FLEX cable
04:00 water level detector: v
04:43 conductivity in water
05:28 final electronic project
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Наука