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French Broad Riverkeeper

French Broad Riverkeeper started the topic Alternative to Campbell Scientific OBS-3? in the forum Environmental Sensors 4 years, 10 months ago

I am building a water quality monitoring probe using the design from a colleague. The Campbell Scientific OBS-3 was recommended to monitor turbidity. The price was around $1,100, but Campbell Scientific has discontinued that probe and are quoting me $3,500 for the OBS 501 probe as a replacement probe until the finish developing the replacement for…[Read more]
French Broad Riverkeeper became a registered member 4 years, 10 months ago

@frenchbroadriverk...