New outdoor data logger is Mac OS X compatible mactech 20 years ago Onset Computer Corp., a company that specializes in battery-powered data loggers and weather stations, has introduced Share this: Deepwater temperature monitoring solution releasedMay 14, 2004deepwatersolutionMac-Compatible Data Loggers From OnsetOctober 10, 2006MacTech NewsOnset Introduces Mac-Compatible Rainfall Logging SystemJune 8, 2006MacTech News